"MULTI: Outgoing TUN queue full" - Error after upgrading from 2.3.4 to 2.4.0

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-m-
OpenVpn Newbie
Posts: 1
Joined: Wed Aug 09, 2017 8:49 pm

"MULTI: Outgoing TUN queue full" - Error after upgrading from 2.3.4 to 2.4.0

Postby -m- » Wed Aug 09, 2017 9:04 pm

Hello All,

After upgrading my OpenVPN server from 2.3.4 to 2.4.0 (Debian 9 Stretch) the VPN does not work anymore.

The following errors are logged:

Code: Select all

MULTI: Outgoing TUN queue full, dropped packet len=42
MULTI: Outgoing TUN queue full, dropped packet len=70
MULTI: Outgoing TUN queue full, dropped packet len=42
MULTI: Outgoing TUN queue full, dropped packet len=42
[...]


My client was updated to 2.4 in April (Ubuntu) and worked flawless so far.
My server configuration worked properly for years with earlier OpenVPN versions.

Please find my configuration and all logged details here:

Code: Select all

Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]: Current Parameter Settings:
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   config = '/etc/openvpn/server-rechenknecht.conf'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   mode = 1
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   persist_config = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   persist_mode = 1
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   show_ciphers = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   show_digests = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   show_engines = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   genkey = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   key_pass_file = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   show_tls_ciphers = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   connect_retry_max = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]: Connection profiles [0]:
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   proto = tcp-server
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   local = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   local_port = '1194'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_port = '1194'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_float = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   bind_defined = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   bind_local = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   bind_ipv6_only = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   connect_retry_seconds = 5
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   connect_timeout = 120
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   socks_proxy_server = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   socks_proxy_port = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tun_mtu = 1500
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tun_mtu_defined = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   link_mtu = 1500
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   link_mtu_defined = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tun_mtu_extra = 32
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tun_mtu_extra_defined = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   mtu_discover_type = -1
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   fragment = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   mssfix = 1450
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   explicit_exit_notification = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]: Connection profiles END
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_random = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ipchange = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   dev = 'tap0'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   dev_type = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   dev_node = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   lladdr = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   topology = 1
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_local = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_remote_netmask = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_noexec = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_nowarn = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_ipv6_local = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_ipv6_netbits = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_ipv6_remote = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   shaper = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   mtu_test = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   mlock = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   keepalive_ping = 10
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   keepalive_timeout = 120
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   inactivity_timeout = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ping_send_timeout = 10
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ping_rec_timeout = 240
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ping_rec_timeout_action = 2
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ping_timer_remote = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remap_sigusr1 = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   persist_tun = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   persist_local_ip = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   persist_remote_ip = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   persist_key = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   passtos = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   resolve_retry_seconds = 1000000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   resolve_in_advance = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   username = 'nobody'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   groupname = 'nogroup'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   chroot_dir = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   cd_dir = '/etc/openvpn'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   writepid = '/run/openvpn/server-rechenknecht.pid'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   up_script = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   down_script = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   down_pre = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   up_restart = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   up_delay = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   daemon = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   inetd = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   log = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   suppress_timestamps = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   machine_readable_output = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   nice = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   verbosity = 5
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   mute = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   gremlin = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   status_file = '/var/run/openvpn-status.log'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   status_file_version = 1
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   status_file_update_freq = 10
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   occ = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   rcvbuf = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   sndbuf = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   mark = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   sockflags = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   fast_io = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   comp.alg = 2
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   comp.flags = 1
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   route_script = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   route_default_gateway = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   route_default_metric = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   route_noexec = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   route_delay = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   route_delay_window = 30
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   route_delay_defined = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   route_nopull = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   route_gateway_via_dhcp = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   allow_pull_fqdn = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   management_addr = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   management_port = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   management_user_pass = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   management_log_history_cache = 250
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   management_echo_buffer_size = 100
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   management_write_peer_info_file = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   management_client_user = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   management_client_group = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   management_flags = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   shared_secret_file = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   key_direction = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ciphername = 'BF-CBC'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ncp_enabled = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ncp_ciphers = 'AES-256-GCM:AES-128-GCM'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   authname = 'SHA1'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   prng_hash = 'SHA1'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   prng_nonce_secret_len = 16
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   keysize = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   engine = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   replay = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   mute_replay_warnings = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   replay_window = 64
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   replay_time = 15
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   packet_id_file = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   use_iv = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   test_crypto = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tls_server = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tls_client = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   key_method = 2
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ca_file = 'keys/ca.crt'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ca_path = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   dh_file = '/etc/openvpn/keys/dh2048.pem'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   cert_file = 'keys/rechenknecht.crt'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   extra_certs_file = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   priv_key_file = 'keys/rechenknecht.key'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs12_file = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   cipher_list = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tls_verify = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tls_export_cert = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   verify_x509_type = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   verify_x509_name = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   crl_file = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ns_cert_type = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_ku[i] = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   remote_cert_eku = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ssl_flags = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tls_timeout = 2
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   renegotiate_bytes = -1
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   renegotiate_packets = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   renegotiate_seconds = 3600
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   handshake_window = 60
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   transition_window = 3600
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   single_session = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   push_peer_info = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tls_exit = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tls_auth_file = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tls_crypt_file = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_protected_authentication = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_private_mode = 00000000
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht systemd[1]: openvpn@server-rechenknecht.service: PID file /run/openvpn/server-rechenknecht.pid not readable (yet?) after start: No such file or directory
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_cert_private = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_pin_cache_period = -1
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_id = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pkcs11_id_management = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   server_network = 0.0.0.0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   server_netmask = 0.0.0.0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   server_network_ipv6 = ::
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   server_netbits_ipv6 = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   server_bridge_ip = 10.64.1.254
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   server_bridge_netmask = 255.255.255.0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   server_bridge_pool_start = 10.64.1.200
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   server_bridge_pool_end = 10.64.1.220
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   push_entry = 'route-gateway 10.64.1.254'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   push_entry = 'ping 10'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   push_entry = 'ping-restart 120'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_pool_defined = ENABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_pool_start = 10.64.1.200
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_pool_end = 10.64.1.220
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_pool_netmask = 255.255.255.0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_pool_persist_filename = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_pool_persist_refresh_freq = 600
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_ipv6_pool_defined = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_ipv6_pool_base = ::
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ifconfig_ipv6_pool_netbits = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   n_bcast_buf = 256
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tcp_queue_limit = 64
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   real_hash_size = 256
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   virtual_hash_size = 256
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   client_connect_script = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   learn_address_script = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   client_disconnect_script = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   client_config_dir = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   ccd_exclusive = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   tmp_dir = '/tmp'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   push_ifconfig_defined = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   push_ifconfig_local = 0.0.0.0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   push_ifconfig_remote_netmask = 0.0.0.0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   push_ifconfig_ipv6_defined = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   push_ifconfig_ipv6_local = ::/0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   push_ifconfig_ipv6_remote = ::
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   enable_c2c = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   duplicate_cn = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   cf_max = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   cf_per = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   max_clients = 1
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   max_routes_per_client = 256
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   auth_user_pass_verify_script = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   auth_user_pass_verify_script_via_file = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   auth_token_generate = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   auth_token_lifetime = 0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   port_share_host = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   port_share_port = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   client = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   pull = DISABLED
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]:   auth_user_pass_file = '[UNDEF]'
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]: OpenVPN 2.4.0 x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [PKCS11] [MH/PKTINFO] [AEAD] built on Jun 22 2017
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31991]: library versions: OpenSSL 1.0.2l  25 May 2017, LZO 2.08
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: NOTE: when bridging your LAN adapter with the TAP adapter, note that the new bridge adapter will often take on its own IP address that is different from what the LAN adapter was previously set to
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: NOTE: your local LAN uses the extremely common subnet address 192.168.0.x or 192.168.1.x.  Be aware that this might create routing conflicts if you connect to the VPN server from public locations such as internet cafes that use the same subnet.
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: Diffie-Hellman initialized with 2048 bit key
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: TLS-Auth MTU parms [ L:1656 D:1210 EF:40 EB:0 ET:0 EL:3 ]
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: TUN/TAP device tap0 opened
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: TUN/TAP TX queue length set to 100
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: Data Channel MTU parms [ L:1656 D:1450 EF:124 EB:412 ET:32 EL:3 ]
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: Could not determine IPv4/IPv6 protocol. Using AF_INET
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: Socket Buffers: R=[87380->87380] S=[16384->16384]
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: Listening for incoming TCP connection on [AF_INET][undef]:1194
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: TCPv4_SERVER link local (bound): [AF_INET][undef]:1194
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: TCPv4_SERVER link remote: [AF_UNSPEC]
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: GID set to nogroup
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: UID set to nobody
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: MULTI: multi_init called, r=256 v=256
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: IFCONFIG POOL: base=10.64.1.200 size=21, ipv6=0
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: MULTI: TCP INIT maxclients=1 maxevents=5
Aug  7 22:25:28 rechenknecht ovpn-server-rechenknecht[31994]: Initialization Sequence Completed
Aug  7 22:25:33 rechenknecht ovpn-server-rechenknecht[31994]: MULTI: multi_create_instance called
Aug  7 22:25:33 rechenknecht ovpn-server-rechenknecht[31994]: Re-using SSL/TLS context
Aug  7 22:25:33 rechenknecht ovpn-server-rechenknecht[31994]: LZO compression initializing
Aug  7 22:25:33 rechenknecht ovpn-server-rechenknecht[31994]: Control Channel MTU parms [ L:1656 D:1210 EF:40 EB:0 ET:0 EL:3 ]
Aug  7 22:25:33 rechenknecht ovpn-server-rechenknecht[31994]: Data Channel MTU parms [ L:1656 D:1450 EF:124 EB:412 ET:32 EL:3 ]
Aug  7 22:25:33 rechenknecht ovpn-server-rechenknecht[31994]: Local Options String (VER=V4): 'V4,dev-type tap,link-mtu 1576,tun-mtu 1532,proto TCPv4_SERVER,comp-lzo,cipher BF-CBC,auth SHA1,keysize 128,key-method 2,tls-server'
Aug  7 22:25:33 rechenknecht ovpn-server-rechenknecht[31994]: Expected Remote Options String (VER=V4): 'V4,dev-type tap,link-mtu 1576,tun-mtu 1532,proto TCPv4_CLIENT,comp-lzo,cipher BF-CBC,auth SHA1,keysize 128,key-method 2,tls-client'
Aug  7 22:25:33 rechenknecht ovpn-server-rechenknecht[31994]: TCP connection established with [AF_INET]192.168.0.178:36050
Aug  7 22:25:33 rechenknecht ovpn-server-rechenknecht[31994]: TCP_SERVER link local: (not bound)
Aug  7 22:25:33 rechenknecht ovpn-server-rechenknecht[31994]: TCP_SERVER link remote: [AF_INET]192.168.0.178:36050
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 TLS: Initial packet from [AF_INET]192.168.0.178:36050, sid=5c4f19bf 4dfdb2f9
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 VERIFY OK: [...]
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 VERIFY OK: [...]
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 peer info: IV_VER=2.4.0
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 peer info: IV_PLAT=linux
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 peer info: IV_PROTO=2
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 peer info: IV_NCP=2
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 peer info: IV_LZ4=1
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 peer info: IV_LZ4v2=1
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 peer info: IV_LZO=1
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 peer info: IV_COMP_STUB=1
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 peer info: IV_COMP_STUBv2=1
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 peer info: IV_TCPNL=1
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 Control Channel: TLSv1.2, cipher TLSv1/SSLv3 ECDHE-RSA-AES256-GCM-SHA384, 2048 bit RSA
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: 192.168.0.178:36050 [doppelzwerg] Peer Connection Initiated with [AF_INET]192.168.0.178:36050
Aug  7 22:25:34 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 MULTI_sva: pool returned IPv4=10.64.1.200, IPv6=(Not enabled)
Aug  7 22:25:36 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 PUSH: Received control message: 'PUSH_REQUEST'
Aug  7 22:25:36 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 SENT CONTROL [doppelzwerg]: 'PUSH_REPLY,route-gateway 10.64.1.254,ping 10,ping-restart 120,ifconfig 10.64.1.200 255.255.255.0,peer-id 0,cipher AES-256-GCM' (status=1)
Aug  7 22:25:36 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 Data Channel MTU parms [ L:1584 D:1450 EF:52 EB:412 ET:32 EL:3 ]
Aug  7 22:25:36 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 Data Channel Encrypt: Cipher 'AES-256-GCM' initialized with 256 bit key
Aug  7 22:25:36 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 Data Channel Decrypt: Cipher 'AES-256-GCM' initialized with 256 bit key
Aug  7 22:25:38 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 MULTI: Learn: 00:11:22:33:44:55 -> doppelzwerg/192.168.0.178:36050
Aug  7 22:25:39 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug  7 22:25:40 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 MULTI: Outgoing TUN queue full, dropped packet len=70
Aug  7 22:25:41 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug  7 22:25:42 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug  7 22:25:45 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug  7 22:25:46 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug  7 22:25:47 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug  7 22:25:51 rechenknecht ovpn-server-rechenknecht[31994]: doppelzwerg/192.168.0.178:36050 MULTI: Outgoing TUN queue full, dropped packet len=42

Server and client are both Linux x86-64 bit.
Does anyone know how to resolve this issue?
BTW: When using an SSH based VPN between both computers everything works fine.

Any advice would be highly appreciated.


Best regards,

-M-

User avatar
TinCanTech
OpenVPN Protagonist
Posts: 2695
Joined: Fri Jun 03, 2016 1:17 pm

Re: "MULTI: Outgoing TUN queue full" - Error after upgrading from 2.3.4 to 2.4.0

Postby TinCanTech » Thu Aug 10, 2017 6:46 pm

-m- wrote:After upgrading my OpenVPN server from 2.3.4 to 2.4.0 (Debian 9 Stretch) the VPN does not work anymore
Please try 2.4.3:
https://community.openvpn.net/openvpn/w ... twareRepos

_M_
OpenVpn Newbie
Posts: 3
Joined: Sun Aug 13, 2017 7:03 pm

Re: "MULTI: Outgoing TUN queue full" - Error after upgrading from 2.3.4 to 2.4.0

Postby _M_ » Sun Aug 13, 2017 7:08 pm

I updated the OpenVPN server to 2.4.3.

Unfortunately the problem is still there. The VPN does not work.

Code: Select all

Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]: Current Parameter Settings:
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   config = '/etc/openvpn/server-rechenknecht.conf'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mode = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_config = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_mode = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   show_ciphers = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   show_digests = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   show_engines = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   genkey = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   key_pass_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   show_tls_ciphers = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   connect_retry_max = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]: Connection profiles [0]:
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   proto = tcp-server
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   local = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   local_port = '1194'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_port = '1194'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_float = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   bind_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   bind_local = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   bind_ipv6_only = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   connect_retry_seconds = 5
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   connect_timeout = 120
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   socks_proxy_server = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   socks_proxy_port = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tun_mtu = 1500
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tun_mtu_defined = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   link_mtu = 1500
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   link_mtu_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tun_mtu_extra = 32
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tun_mtu_extra_defined = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mtu_discover_type = -1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   fragment = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mssfix = 1450
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   explicit_exit_notification = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]: Connection profiles END
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_random = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ipchange = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   dev = 'tap0'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   dev_type = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   dev_node = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   lladdr = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   topology = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_local = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_remote_netmask = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_noexec = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_nowarn = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_local = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_netbits = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_remote = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   shaper = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mtu_test = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mlock = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   keepalive_ping = 10
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   keepalive_timeout = 120
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   inactivity_timeout = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ping_send_timeout = 10
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ping_rec_timeout = 240
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ping_rec_timeout_action = 2
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ping_timer_remote = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remap_sigusr1 = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_tun = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_local_ip = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_remote_ip = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_key = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   passtos = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   resolve_retry_seconds = 1000000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   resolve_in_advance = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   username = 'nobody'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   groupname = 'nogroup'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   chroot_dir = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   cd_dir = '/etc/openvpn'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   writepid = '/run/openvpn/server-rechenknecht.pid'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   up_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   down_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   down_pre = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   up_restart = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   up_delay = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   daemon = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   inetd = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   log = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   suppress_timestamps = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   machine_readable_output = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   nice = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   verbosity = 5
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mute = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   gremlin = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   status_file = '/var/run/openvpn-status.log'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   status_file_version = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   status_file_update_freq = 10
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   occ = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   rcvbuf = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   sndbuf = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mark = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   sockflags = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   fast_io = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   comp.alg = 2
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   comp.flags = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_default_gateway = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_default_metric = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_noexec = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_delay = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_delay_window = 30
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_delay_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_nopull = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_gateway_via_dhcp = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   allow_pull_fqdn = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_addr = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_port = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_user_pass = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_log_history_cache = 250
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_echo_buffer_size = 100
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_write_peer_info_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_client_user = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_client_group = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_flags = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   shared_secret_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   key_direction = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ciphername = 'BF-CBC'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ncp_enabled = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ncp_ciphers = 'AES-256-GCM:AES-128-GCM'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   authname = 'SHA1'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   prng_hash = 'SHA1'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   prng_nonce_secret_len = 16
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   keysize = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   engine = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   replay = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mute_replay_warnings = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   replay_window = 64
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   replay_time = 15
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   packet_id_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   use_iv = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   test_crypto = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_server = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_client = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   key_method = 2
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ca_file = 'keys/ca.crt'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ca_path = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   dh_file = '/etc/openvpn/keys/dh2048.pem'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   cert_file = 'keys/rechenknecht.crt'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   extra_certs_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   priv_key_file = 'keys/rechenknecht.key'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs12_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   cipher_list = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_verify = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_export_cert = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   verify_x509_type = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   verify_x509_name = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   crl_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ns_cert_type = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_eku = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ssl_flags = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_timeout = 2
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   renegotiate_bytes = -1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   renegotiate_packets = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   renegotiate_seconds = 3600
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   handshake_window = 60
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   transition_window = 3600
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   single_session = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_peer_info = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_exit = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_auth_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_crypt_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_pin_cache_period = -1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_id = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_id_management = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_network = 0.0.0.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_netmask = 0.0.0.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_network_ipv6 = ::
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_netbits_ipv6 = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_bridge_ip = 10.64.1.254
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_bridge_netmask = 255.255.255.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_bridge_pool_start = 10.64.1.200
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_bridge_pool_end = 10.64.1.220
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_entry = 'route-gateway 10.64.1.254'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_entry = 'ping 10'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_entry = 'ping-restart 120'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_defined = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_start = 10.64.1.200
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_end = 10.64.1.220
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_netmask = 255.255.255.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_persist_filename = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_persist_refresh_freq = 600
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_pool_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_pool_base = ::
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_pool_netbits = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   n_bcast_buf = 256
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tcp_queue_limit = 64
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   real_hash_size = 256
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   virtual_hash_size = 256
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   client_connect_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   learn_address_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   client_disconnect_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   client_config_dir = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ccd_exclusive = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tmp_dir = '/tmp'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_local = 0.0.0.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_remote_netmask = 0.0.0.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_ipv6_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_ipv6_local = ::/0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_ipv6_remote = ::
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   enable_c2c = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   duplicate_cn = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   cf_max = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   cf_per = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   max_clients = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   max_routes_per_client = 256
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   auth_user_pass_verify_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   auth_user_pass_verify_script_via_file = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   auth_token_generate = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   auth_token_lifetime = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   port_share_host = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   port_share_port = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   client = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pull = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   auth_user_pass_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]: OpenVPN 2.4.3 x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [PKCS11] [MH/PKTINFO] [AEAD] built on Jun 21 2017
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]: library versions: OpenSSL 1.0.2l  25 May 2017, LZO 2.08
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: NOTE: when bridging your LAN adapter with the TAP adapter, note that the new bridge adapter will often take on its own IP address that is different from what the LAN adapter was previously set to
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: NOTE: your local LAN uses the extremely common subnet address 192.168.0.x or 192.168.1.x.  Be aware that this might create routing conflicts if you connect to the VPN server from public locations such as internet cafes that use the same subnet.
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: Diffie-Hellman initialized with 2048 bit key
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: TLS-Auth MTU parms [ L:1656 D:1210 EF:40 EB:0 ET:0 EL:3 ]
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: ERROR: Cannot ioctl TUNSETIFF tap0: Device or resource busy (errno=16)
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: Exiting due to fatal error
Aug 13 20:55:06 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:07 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:08 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:09 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:10 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:11 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:12 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:13 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:14 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:15 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:16 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42


Any further ideas or recommendations?

User avatar
TinCanTech
OpenVPN Protagonist
Posts: 2695
Joined: Fri Jun 03, 2016 1:17 pm

Re: "MULTI: Outgoing TUN queue full" - Error after upgrading from 2.3.4 to 2.4.0

Postby TinCanTech » Sun Aug 13, 2017 7:21 pm


_M_
OpenVpn Newbie
Posts: 3
Joined: Sun Aug 13, 2017 7:03 pm

Re: "MULTI: Outgoing TUN queue full" - Error after upgrading from 2.3.4 to 2.4.0

Postby _M_ » Sun Aug 13, 2017 9:14 pm

Ok, here we go:

Server

Operating system:

Code: Select all

[root@rechenknecht ~]# uname -a
Linux rechenknecht 4.9.0-3-amd64 #1 SMP Debian 4.9.30-2+deb9u3 (2017-08-06) x86_64 GNU/Linux


Network setup:

Code: Select all

[root@rechenknecht ~]# ifconfig
br0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 10.64.1.254  netmask 255.255.255.0  broadcast 10.64.1.255
        ether 40:61:86:0d:4f:16  txqueuelen 1000  (Ethernet)
        RX packets 404857  bytes 48164458 (45.9 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 799889  bytes 829643984 (791.2 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

br0:0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 10.64.2.254  netmask 255.255.255.0  broadcast 10.64.2.255
        ether 40:61:86:0d:4f:16  txqueuelen 1000  (Ethernet)

eth0: flags=4419<UP,BROADCAST,RUNNING,PROMISC,MULTICAST>  mtu 1500
        ether 40:61:86:0d:4f:16  txqueuelen 1000  (Ethernet)
        RX packets 387602  bytes 48319012 (46.0 MiB)
        RX errors 0  dropped 142  overruns 0  frame 0
        TX packets 788600  bytes 819417499 (781.4 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

eth0:0: flags=4419<UP,BROADCAST,RUNNING,PROMISC,MULTICAST>  mtu 1500
        inet 10.64.1.253  netmask 255.0.0.0  broadcast 10.255.255.255
        ether 40:61:86:0d:4f:16  txqueuelen 1000  (Ethernet)

eth1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.0.192  netmask 255.255.255.0  broadcast 192.168.0.255
        ether 00:0e:0c:a2:a6:c8  txqueuelen 1000  (Ethernet)
        RX packets 907629  bytes 877939626 (837.2 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 515038  bytes 77861705 (74.2 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

eth1:0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.0.254  netmask 255.255.255.0  broadcast 192.168.0.255
        ether 00:0e:0c:a2:a6:c8  txqueuelen 1000  (Ethernet)

eth2: flags=4419<UP,BROADCAST,RUNNING,PROMISC,MULTICAST>  mtu 1500
        ether 5c:d9:98:9a:64:da  txqueuelen 1000  (Ethernet)
        RX packets 35196  bytes 8533588 (8.1 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 31364  bytes 15447486 (14.7 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        loop  txqueuelen 1  (Lokale Schleife)
        RX packets 109620  bytes 2238483618 (2.0 GiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 109620  bytes 2238483618 (2.0 GiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

tun1: flags=4305<UP,POINTOPOINT,RUNNING,NOARP,MULTICAST>  mtu 1500
        inet 10.0.0.1  netmask 255.255.255.0  destination 10.0.0.1
        unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00  txqueuelen 500  (UNSPEC)
        RX packets 31491  bytes 3032280 (2.8 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 30177  bytes 15475151 (14.7 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0


Server Configuration file:
SERVER
#################################################
# ML 26.12.07
#################################################

#ML 2015
#chroot funktioniert nicht mehr
#chroot /tmp/

# Which local IP address should OpenVPN
# listen on? (optional)
;local a.b.c.d

# Which TCP/UDP port should OpenVPN listen on?
# If you want to run multiple OpenVPN instances
# on the same machine, use a different port
# number for each one. You will need to
# open up this port on your firewall.
port 1194

# TCP or UDP server?
proto tcp
;proto udp

# "dev tun" will create a routed IP tunnel,
# "dev tap" will create an ethernet tunnel.
# Use "dev tap0" if you are ethernet bridging
# and have precreated a tap0 virtual interface
# and bridged it with your ethernet interface.
# If you want to control access policies
# over the VPN, you must create firewall
# rules for the the TUN/TAP interface.
# On non-Windows systems, you can give
# an explicit unit number, such as tun0.
# On Windows, use "dev-node" for this.
# On most systems, the VPN will not function
# unless you partially or fully disable
# the firewall for the TUN/TAP interface.
dev tap0
;dev tun

# Windows needs the TAP-Win32 adapter name
# from the Network Connections panel if you
# have more than one. On XP SP2 or higher,
# you may need to selectively disable the
# Windows firewall for the TAP adapter.
# Non-Windows systems usually don't need this.
;dev-node MyTap

# SSL/TLS root certificate (ca), certificate
# (cert), and private key (key). Each client
# and the server must have their own cert and
# key file. The server and all clients will
# use the same ca file.
#
# See the "easy-rsa" directory for a series
# of scripts for generating RSA certificates
# and private keys. Remember to use
# a unique Common Name for the server
# and each of the client certificates.
#
# Any X509 key management system can be used.
# OpenVPN can also use a PKCS #12 formatted key file
# (see "pkcs12" directive in man page).
ca keys/ca.crt
#cert keys/server.crt
#key keys/server.key # This file should be kept secret
cert keys/rechenknecht.crt
key keys/rechenknecht.key # This file should be kept secret

# Diffie hellman parameters.
# Generate your own with:
# openssl dhparam -out dh1024.pem 1024
# Substitute 2048 for 1024 if you are using
# 2048 bit keys.
#dh dh1024.pem
#dh /etc/openvpn/keys/dh1024.pem
dh /etc/openvpn/keys/dh2048.pem

# Configure server mode and supply a VPN subnet
# for OpenVPN to draw client addresses from.
# The server will take 10.8.0.1 for itself,
# the rest will be made available to clients.
# Each client will be able to reach the server
# on 10.8.0.1. Comment this line out if you are
# ethernet bridging. See the man page for more info.
#server-bridge 10.64.1.0 255.255.255.0

# Maintain a record of client <-> virtual IP address
# associations in this file. If OpenVPN goes down or
# is restarted, reconnecting clients can be assigned
# the same virtual IP address from the pool that was
# previously assigned.
#ifconfig-pool-persist ipp.txt

# Configure server mode for ethernet bridging.
# You must first use your OS's bridging capability
# to bridge the TAP interface with the ethernet
# NIC interface. Then you must manually set the
# IP/netmask on the bridge interface, here we
# assume 10.8.0.4/255.255.255.0. Finally we
# must set aside an IP range in this subnet
# (start=10.8.0.50 end=10.8.0.100) to allocate
# to connecting clients. Leave this line commented
# out unless you are ethernet bridging.
server-bridge 10.64.1.254 255.255.255.0 10.64.1.200 10.64.1.220

# Push routes to the client to allow it
# to reach other private subnets behind
# the server. Remember that these
# private subnets will also need
# to know to route the OpenVPN client
# address pool (10.8.0.0/255.255.255.0)
# back to the OpenVPN server.
;push "route 192.168.10.0 255.255.255.0"
;push "route 192.168.20.0 255.255.255.0"

# To assign specific IP addresses to specific
# clients or if a connecting client has a private
# subnet behind it that should also have VPN access,
# use the subdirectory "ccd" for client-specific
# configuration files (see man page for more info).

# EXAMPLE: Suppose the client
# having the certificate common name "Thelonious"
# also has a small subnet behind his connecting
# machine, such as 192.168.40.128/255.255.255.248.
# First, uncomment out these lines:
;client-config-dir ccd
;route 192.168.40.128 255.255.255.248
# Then create a file ccd/Thelonious with this line:
# iroute 192.168.40.128 255.255.255.248
# This will allow Thelonious' private subnet to
# access the VPN. This example will only work
# if you are routing, not bridging, i.e. you are
# using "dev tun" and "server" directives.

# EXAMPLE: Suppose you want to give
# Thelonious a fixed VPN IP address of 10.9.0.1.
# First uncomment out these lines:
;client-config-dir ccd
;route 10.9.0.0 255.255.255.252
# Then add this line to ccd/Thelonious:
# ifconfig-push 10.9.0.1 10.9.0.2

# Suppose that you want to enable different
# firewall access policies for different groups
# of clients. There are two methods:
# (1) Run multiple OpenVPN daemons, one for each
# group, and firewall the TUN/TAP interface
# for each group/daemon appropriately.
# (2) (Advanced) Create a script to dynamically
# modify the firewall in response to access
# from different clients. See man
# page for more info on learn-address script.
;learn-address ./script

# If enabled, this directive will configure
# all clients to redirect their default
# network gateway through the VPN, causing
# all IP traffic such as web browsing and
# and DNS lookups to go through the VPN
# (The OpenVPN server machine may need to NAT
# the TUN/TAP interface to the internet in
# order for this to work properly).
# CAVEAT: May break client's network config if
# client's local DHCP server packets get routed
# through the tunnel. Solution: make sure
# client's local DHCP server is reachable via
# a more specific route than the default route
# of 0.0.0.0/0.0.0.0.
;push "redirect-gateway"

# Certain Windows-specific network settings
# can be pushed to clients, such as DNS
# or WINS server addresses. CAVEAT:
# http://openvpn.net/faq.html#dhcpcaveats
;push "dhcp-option DNS 10.8.0.1"
;push "dhcp-option WINS 10.8.0.1"

# Uncomment this directive to allow different
# clients to be able to "see" each other.
# By default, clients will only see the server.
# To force clients to only see the server, you
# will also need to appropriately firewall the
# server's TUN/TAP interface.
;client-to-client

# Uncomment this directive if multiple clients
# might connect with the same certificate/key
# files or common names. This is recommended
# only for testing purposes. For production use,
# each client should have its own certificate/key
# pair.
#
# IF YOU HAVE NOT GENERATED INDIVIDUAL
# CERTIFICATE/KEY PAIRS FOR EACH CLIENT,
# EACH HAVING ITS OWN UNIQUE "COMMON NAME",
# UNCOMMENT THIS LINE OUT.
;duplicate-cn

# The keepalive directive causes ping-like
# messages to be sent back and forth over
# the link so that each side knows when
# the other side has gone down.
# Ping every 10 seconds, assume that remote
# peer is down if no ping received during
# a 120 second time period.
keepalive 10 120

# For extra security beyond that provided
# by SSL/TLS, create an "HMAC firewall"
# to help block DoS attacks and UDP port flooding.
#
# Generate with:
# openvpn --genkey --secret ta.key
#
# The server and each client must have
# a copy of this key.
# The second parameter should be '0'
# on the server and '1' on the clients.
;tls-auth ta.key 0 # This file is secret

# Select a cryptographic cipher.
# This config item must be copied to
# the client config file as well.
;cipher BF-CBC # Blowfish (default)
;cipher AES-128-CBC # AES
;cipher DES-EDE3-CBC # Triple-DES

#ML 2017 bringt nichts
#cipher CAMELLIA-256-CBC
#ncp-disable


# Enable compression on the VPN link.
# If you enable it here, you must also
# enable it in the client config file.
comp-lzo

# The maximum number of concurrently connected
# clients we want to allow.
max-clients 1

# It's a good idea to reduce the OpenVPN
# daemon's privileges after initialization.
#
# You can uncomment this out on
# non-Windows systems.
user nobody
group nogroup

# The persist options will try to avoid
# accessing certain resources on restart
# that may no longer be accessible because
# of the privilege downgrade.
persist-key
persist-tun

# Output a short status file showing
# current connections, truncated
# and rewritten every minute.
status /var/run/openvpn-status.log

# By default, log messages will go to the syslog (or
# on Windows, if running as a service, they will go to
# the "\Program Files\OpenVPN\log" directory).
# Use log or log-append to override this default.
# "log" will truncate the log file on OpenVPN startup,
# while "log-append" will append to it. Use one
# or the other (but not both).
;log openvpn.log
;log-append openvpn.log

# Set the appropriate level of log
# file verbosity.
#
# 0 is silent, except for fatal errors
# 4 is reasonable for general usage
# 5 and 6 can help to debug connection problems
# 9 is extremely verbose
verb 5

# Silence repeating messages. At most 20
# sequential messages of the same message
# category will be output to the log.
;mute 20


Server Log file:

(verb 5)

Code: Select all

Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]: Current Parameter Settings:
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   config = '/etc/openvpn/server-rechenknecht.conf'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mode = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_config = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_mode = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   show_ciphers = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   show_digests = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   show_engines = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   genkey = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   key_pass_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   show_tls_ciphers = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   connect_retry_max = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]: Connection profiles [0]:
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   proto = tcp-server
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   local = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   local_port = '1194'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_port = '1194'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_float = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   bind_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   bind_local = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   bind_ipv6_only = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   connect_retry_seconds = 5
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   connect_timeout = 120
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   socks_proxy_server = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   socks_proxy_port = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tun_mtu = 1500
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tun_mtu_defined = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   link_mtu = 1500
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   link_mtu_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tun_mtu_extra = 32
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tun_mtu_extra_defined = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mtu_discover_type = -1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   fragment = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mssfix = 1450
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   explicit_exit_notification = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]: Connection profiles END
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_random = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ipchange = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   dev = 'tap0'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   dev_type = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   dev_node = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   lladdr = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   topology = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_local = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_remote_netmask = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_noexec = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_nowarn = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_local = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_netbits = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_remote = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   shaper = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mtu_test = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mlock = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   keepalive_ping = 10
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   keepalive_timeout = 120
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   inactivity_timeout = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ping_send_timeout = 10
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ping_rec_timeout = 240
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ping_rec_timeout_action = 2
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ping_timer_remote = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remap_sigusr1 = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_tun = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_local_ip = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_remote_ip = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   persist_key = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   passtos = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   resolve_retry_seconds = 1000000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   resolve_in_advance = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   username = 'nobody'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   groupname = 'nogroup'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   chroot_dir = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   cd_dir = '/etc/openvpn'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   writepid = '/run/openvpn/server-rechenknecht.pid'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   up_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   down_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   down_pre = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   up_restart = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   up_delay = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   daemon = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   inetd = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   log = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   suppress_timestamps = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   machine_readable_output = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   nice = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   verbosity = 5
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mute = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   gremlin = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   status_file = '/var/run/openvpn-status.log'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   status_file_version = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   status_file_update_freq = 10
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   occ = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   rcvbuf = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   sndbuf = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mark = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   sockflags = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   fast_io = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   comp.alg = 2
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   comp.flags = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_default_gateway = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_default_metric = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_noexec = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_delay = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_delay_window = 30
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_delay_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_nopull = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   route_gateway_via_dhcp = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   allow_pull_fqdn = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_addr = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_port = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_user_pass = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_log_history_cache = 250
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_echo_buffer_size = 100
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_write_peer_info_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_client_user = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_client_group = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   management_flags = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   shared_secret_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   key_direction = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ciphername = 'BF-CBC'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ncp_enabled = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ncp_ciphers = 'AES-256-GCM:AES-128-GCM'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   authname = 'SHA1'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   prng_hash = 'SHA1'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   prng_nonce_secret_len = 16
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   keysize = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   engine = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   replay = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   mute_replay_warnings = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   replay_window = 64
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   replay_time = 15
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   packet_id_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   use_iv = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   test_crypto = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_server = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_client = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   key_method = 2
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ca_file = 'keys/ca.crt'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ca_path = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   dh_file = '/etc/openvpn/keys/dh2048.pem'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   cert_file = 'keys/rechenknecht.crt'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   extra_certs_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   priv_key_file = 'keys/rechenknecht.key'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs12_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   cipher_list = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_verify = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_export_cert = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   verify_x509_type = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   verify_x509_name = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   crl_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ns_cert_type = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_ku[i] = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   remote_cert_eku = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ssl_flags = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_timeout = 2
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   renegotiate_bytes = -1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   renegotiate_packets = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   renegotiate_seconds = 3600
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   handshake_window = 60
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   transition_window = 3600
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   single_session = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_peer_info = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_exit = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_auth_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tls_crypt_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_protected_authentication = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_private_mode = 00000000
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_cert_private = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_pin_cache_period = -1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_id = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pkcs11_id_management = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_network = 0.0.0.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_netmask = 0.0.0.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_network_ipv6 = ::
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_netbits_ipv6 = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_bridge_ip = 10.64.1.254
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_bridge_netmask = 255.255.255.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_bridge_pool_start = 10.64.1.200
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   server_bridge_pool_end = 10.64.1.220
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_entry = 'route-gateway 10.64.1.254'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_entry = 'ping 10'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_entry = 'ping-restart 120'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_defined = ENABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_start = 10.64.1.200
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_end = 10.64.1.220
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_netmask = 255.255.255.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_persist_filename = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_pool_persist_refresh_freq = 600
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_pool_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_pool_base = ::
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ifconfig_ipv6_pool_netbits = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   n_bcast_buf = 256
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tcp_queue_limit = 64
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   real_hash_size = 256
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   virtual_hash_size = 256
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   client_connect_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   learn_address_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   client_disconnect_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   client_config_dir = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   ccd_exclusive = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   tmp_dir = '/tmp'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_local = 0.0.0.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_remote_netmask = 0.0.0.0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_ipv6_defined = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_ipv6_local = ::/0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   push_ifconfig_ipv6_remote = ::
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   enable_c2c = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   duplicate_cn = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   cf_max = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   cf_per = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   max_clients = 1
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   max_routes_per_client = 256
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   auth_user_pass_verify_script = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   auth_user_pass_verify_script_via_file = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   auth_token_generate = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   auth_token_lifetime = 0
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   port_share_host = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   port_share_port = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   client = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   pull = DISABLED
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]:   auth_user_pass_file = '[UNDEF]'
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]: OpenVPN 2.4.3 x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [PKCS11] [MH/PKTINFO] [AEAD] built on Jun 21 2017
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14534]: library versions: OpenSSL 1.0.2l  25 May 2017, LZO 2.08
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: NOTE: when bridging your LAN adapter with the TAP adapter, note that the new bridge adapter will often take on its own IP address that is different from what the LAN adapter was previously set to
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: NOTE: your local LAN uses the extremely common subnet address 192.168.0.x or 192.168.1.x.  Be aware that this might create routing conflicts if you connect to the VPN server from public locations such as internet cafes that use the same subnet.
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: Diffie-Hellman initialized with 2048 bit key
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: TLS-Auth MTU parms [ L:1656 D:1210 EF:40 EB:0 ET:0 EL:3 ]
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: ERROR: Cannot ioctl TUNSETIFF tap0: Device or resource busy (errno=16)
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: Exiting due to fatal error
Aug 13 20:55:06 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:07 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:08 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:09 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:10 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:11 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:12 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:13 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:14 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:15 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:16 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42


This is the error:

Code: Select all

Aug 13 20:55:06 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:07 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:08 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:09 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:10 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:11 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:12 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:13 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:14 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:15 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42
Aug 13 20:55:16 rechenknecht ovpn-server-rechenknecht[13940]: doppelzwerg/46.5.2.230:15892 MULTI: Outgoing TUN queue full, dropped packet len=42


Client:

Client OS:

Code: Select all

Linux mobilmonster 4.10.0-32-generic #36-Ubuntu SMP Tue Aug 8 12:10:06 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux


Client Configuration file:
CLIENT
##############################################
# ML 26.12.2007
##############################################

# soll angeblich gegen Man-in-the-middle helfen
#http://openvpn.net/howto.html#mitm
ns-cert-type server

# Specify that we are a client and that we
# will be pulling certain config file directives
# from the server.
client

# Use the same setting as you are using on
# the server.
# On most systems, the VPN will not function
# unless you partially or fully disable
# the firewall for the TUN/TAP interface.
dev tap0
;dev tun

# Windows needs the TAP-Win32 adapter name
# from the Network Connections panel
# if you have more than one. On XP SP2,
# you may need to disable the firewall
# for the TAP adapter.
;dev-node MyTap

# Are we connecting to a TCP or
# UDP server? Use the same setting as
# on the server.
proto tcp
;proto udp

# The hostname/IP and port of the server.
# You can have multiple remote entries
# to load balance between the servers.

# Reihenfolge wohl doch von hinten nach vorne, Doku sagt das Gegenteil...
remote rk-dmz 1194
remote [server's public IPv4 address] 1194
remote rk-dmz 1194


# Choose a random host from the remote
# list for load-balancing. Otherwise
# try hosts in the order specified.
;remote-random

# Keep trying indefinitely to resolve the
# host name of the OpenVPN server. Very useful
# on machines which are not permanently connected
# to the internet such as laptops.
resolv-retry infinite

# Most clients don't need to bind to
# a specific local port number.
nobind

# Downgrade privileges after initialization (non-Windows only)
user netz
group nogroup

# Try to preserve some state across restarts.
persist-key
persist-tun

# If you are connecting through an
# HTTP proxy to reach the actual OpenVPN
# server, put the proxy server/IP and
# port number here. See the man page
# if your proxy server requires
# authentication.
;http-proxy-retry # retry on connection failures
;http-proxy [proxy server] [proxy port #]

# Wireless networks often produce a lot
# of duplicate packets. Set this flag
# to silence duplicate packet warnings.
;mute-replay-warnings

# SSL/TLS parms.
# See the server config file for more
# description. It's best to use
# a separate .crt/.key file pair
# for each client. A single ca
# file can be used for all clients.
ca keys/ca.crt
cert keys/doppelzwerg.crt
key keys/doppelzwerg.key

# Verify server certificate by checking
# that the certicate has the nsCertType
# field set to "server". This is an
# important precaution to protect against
# a potential attack discussed here:
# http://openvpn.net/howto.html#mitm
#
# To use this feature, you will need to generate
# your server certificates with the nsCertType
# field set to "server". The build-key-server
# script in the easy-rsa folder will do this.
;ns-cert-type server

# If a tls-auth key is used on the server
# then every client must also have the key.
;tls-auth ta.key 1

# Select a cryptographic cipher.
# If the cipher option is used on the server
# then you must also specify it here.
;cipher x

#ML 2017 bringt nichts:
#cipher CAMELLIA-256-CBC
#ncp-disable

# Enable compression on the VPN link.
# Don't enable this unless it is also
# enabled in the server config file.
comp-lzo

# Set log file verbosity.
verb 3

# Silence repeating messages
;mute 20

# Output a short status file showing
# current connections, truncated
# and rewritten every minute.
status /var/run/openvpn-status.log

# The persist options will try to avoid
# accessing certain resources on restart
# that may no longer be accessible because
# of the privilege downgrade.
persist-key
persist-tun
persist-local-ip

#ML https://gist.github.com/cojocar/9c561dae2c20946e96d2
# zuvor in startvpn script, funktioniert seit 2016 nichr mehr
lladdr 00:11:22:33:44:55
script-security 2
up "/bin/sh -c '/sbin/ifconfig ${dev} down; /usr/sbin/ip link set ${dev} address 00:11:22:33:44:55; /sbin/ifconfig ${dev} up;' "



Client Log file:

Code: Select all

Aug 13 22:46:44 mobilmonster openvpn[1834]: OpenVPN 2.4.0 x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [PKCS11] [MH/PKTINFO] [AEAD] built on Jun 22 2017
Aug 13 22:46:44 mobilmonster openvpn[1834]: library versions: OpenSSL 1.0.2g  1 Mar 2016, LZO 2.08
Aug 13 22:46:44 mobilmonster openvpn[1835]: NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
Aug 13 22:46:44 mobilmonster openvpn[1835]: TCP/UDP: Preserving recently used remote address: [AF_INET]192.168.0.254:1194
Aug 13 22:46:44 mobilmonster openvpn[1835]: Socket Buffers: R=[87380->87380] S=[16384->16384]
Aug 13 22:46:44 mobilmonster openvpn[1835]: Attempting to establish TCP connection with [AF_INET]192.168.0.254:1194 [nonblock]
Aug 13 22:46:45 mobilmonster openvpn[1835]: TCP connection established with [AF_INET]192.168.0.254:1194
Aug 13 22:46:45 mobilmonster openvpn[1835]: TCP_CLIENT link local: (not bound)
Aug 13 22:46:45 mobilmonster openvpn[1835]: TCP_CLIENT link remote: [AF_INET]192.168.0.254:1194
Aug 13 22:46:45 mobilmonster openvpn[1835]: NOTE: UID/GID downgrade will be delayed because of --client, --pull, or --up-delay
Aug 13 22:46:45 mobilmonster openvpn[1835]: TLS: Initial packet from [AF_INET]192.168.0.254:1194, sid=50c975f4 0fa931c6
Aug 13 22:46:45 mobilmonster openvpn[1835]: VERIFY OK: depth=1, [...]
Aug 13 22:46:45 mobilmonster openvpn[1835]: VERIFY OK: nsCertType=SERVER
Aug 13 22:46:45 mobilmonster openvpn[1835]: VERIFY OK: depth=0, [...]
Aug 13 22:46:45 mobilmonster openvpn[1835]: Control Channel: TLSv1.2, cipher TLSv1/SSLv3 ECDHE-RSA-AES256-GCM-SHA384, 2048 bit RSA
Aug 13 22:46:45 mobilmonster openvpn[1835]: [rechenknecht] Peer Connection Initiated with [AF_INET]192.168.0.254:1194
Aug 13 22:46:46 mobilmonster openvpn[1835]: SENT CONTROL [rechenknecht]: 'PUSH_REQUEST' (status=1)
Aug 13 22:46:46 mobilmonster openvpn[1835]: PUSH: Received control message: 'PUSH_REPLY,route-gateway 10.64.1.254,ping 10,ping-restart 120,ifconfig 10.64.1.200 255.255.255.0,peer-id 0,cipher AES-256-GCM'
Aug 13 22:46:46 mobilmonster openvpn[1835]: OPTIONS IMPORT: timers and/or timeouts modified
Aug 13 22:46:46 mobilmonster openvpn[1835]: OPTIONS IMPORT: --ifconfig/up options modified
Aug 13 22:46:46 mobilmonster openvpn[1835]: OPTIONS IMPORT: route-related options modified
Aug 13 22:46:46 mobilmonster openvpn[1835]: OPTIONS IMPORT: peer-id set
Aug 13 22:46:46 mobilmonster openvpn[1835]: OPTIONS IMPORT: adjusting link_mtu to 1659
Aug 13 22:46:46 mobilmonster openvpn[1835]: OPTIONS IMPORT: data channel crypto options modified
Aug 13 22:46:46 mobilmonster openvpn[1835]: Data Channel Encrypt: Cipher 'AES-256-GCM' initialized with 256 bit key
Aug 13 22:46:46 mobilmonster openvpn[1835]: Data Channel Decrypt: Cipher 'AES-256-GCM' initialized with 256 bit key
Aug 13 22:46:46 mobilmonster openvpn[1835]: TUN/TAP device tap0 opened
Aug 13 22:46:46 mobilmonster openvpn[1835]: TUN/TAP TX queue length set to 100
Aug 13 22:46:46 mobilmonster openvpn[1835]: /sbin/ip link set addr 00:11:22:33:44:55 dev tap0
Aug 13 22:46:46 mobilmonster openvpn[1835]: TUN/TAP link layer address set to 00:11:22:33:44:55
Aug 13 22:46:46 mobilmonster openvpn[1835]: do_ifconfig, tt->did_ifconfig_ipv6_setup=0
Aug 13 22:46:46 mobilmonster openvpn[1835]: /sbin/ip link set dev tap0 up mtu 1500
Aug 13 22:46:46 mobilmonster openvpn[1835]: /sbin/ip addr add dev tap0 10.64.1.200/24 broadcast 10.64.1.255
Aug 13 22:46:46 mobilmonster openvpn[1835]: /bin/sh -c /sbin/ifconfig ${dev} down; /usr/sbin/ip link set ${dev} address 00:11:22:33:44:55; /sbin/ifconfig ${dev} up; tap0 1500 1587 10.64.1.200 255.255.255.0 init
Aug 13 22:46:46 mobilmonster openvpn[1835]: GID set to nogroup
Aug 13 22:46:46 mobilmonster openvpn[1835]: UID set to netz
Aug 13 22:46:46 mobilmonster openvpn[1835]: Initialization Sequence Completed


Client network configuration:

Code: Select all

enp4s0f1: flags=4099<UP,BROADCAST,MULTICAST>  mtu 1500
        ether 80:fa:5b:2f:c5:88  txqueuelen 1000  (Ethernet)
        RX packets 0  bytes 0 (0.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 0  bytes 0 (0.0 B)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        inet6 ::1  prefixlen 128  scopeid 0x10<host>
        loop  txqueuelen 1000  (Lokale Schleife)
        RX packets 371  bytes 29032 (29.0 KB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 371  bytes 29032 (29.0 KB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

tap0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 10.64.1.200  netmask 255.255.255.0  broadcast 10.64.1.255
        inet6 fe80::211:22ff:fe33:4455  prefixlen 64  scopeid 0x20<link>
        ether 00:11:22:33:44:55  txqueuelen 100  (Ethernet)
        RX packets 0  bytes 0 (0.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 57  bytes 4978 (4.9 KB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

wlp3s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.0.178  netmask 255.255.255.0  broadcast 192.168.0.255
        inet6 2a02:8071:2bb4:a900:45ce:af03:6138:be9e  prefixlen 64  scopeid 0x0<global>
        inet6 fe80::55a2:a42f:ceea:c42d  prefixlen 64  scopeid 0x20<link>
        inet6 2a02:8071:2bb4:a900:d688:e57d:cca6:df52  prefixlen 64  scopeid 0x0<global>
        ether 44:85:00:94:45:c1  txqueuelen 1000  (Ethernet)
        RX packets 2843  bytes 1379674 (1.3 MB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 1770  bytes 319710 (319.7 KB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0


This is the error:
-no error logged or visible on client side. VPN is 'just' not working-


Thank you for your help.

User avatar
TinCanTech
OpenVPN Protagonist
Posts: 2695
Joined: Fri Jun 03, 2016 1:17 pm

Re: "MULTI: Outgoing TUN queue full" - Error after upgrading from 2.3.4 to 2.4.0

Postby TinCanTech » Sun Aug 13, 2017 9:57 pm

_M_ wrote:Ok, here we go:

Server

Network setup:

Code: Select all

[root@rechenknecht ~]# ifconfig
br0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 10.64.1.254  netmask 255.255.255.0  broadcast 10.64.1.255
        ether 40:61:86:0d:4f:16  txqueuelen 1000  (Ethernet)
        RX packets 404857  bytes 48164458 (45.9 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 799889  bytes 829643984 (791.2 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

br0:0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 10.64.2.254  netmask 255.255.255.0  broadcast 10.64.2.255
        ether 40:61:86:0d:4f:16  txqueuelen 1000  (Ethernet)

eth0: flags=4419<UP,BROADCAST,RUNNING,PROMISC,MULTICAST>  mtu 1500
        ether 40:61:86:0d:4f:16  txqueuelen 1000  (Ethernet)
        RX packets 387602  bytes 48319012 (46.0 MiB)
        RX errors 0  dropped 142  overruns 0  frame 0
        TX packets 788600  bytes 819417499 (781.4 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

eth0:0: flags=4419<UP,BROADCAST,RUNNING,PROMISC,MULTICAST>  mtu 1500
        inet 10.64.1.253  netmask 255.0.0.0  broadcast 10.255.255.255
        ether 40:61:86:0d:4f:16  txqueuelen 1000  (Ethernet)

eth1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.0.192  netmask 255.255.255.0  broadcast 192.168.0.255
        ether 00:0e:0c:a2:a6:c8  txqueuelen 1000  (Ethernet)
        RX packets 907629  bytes 877939626 (837.2 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 515038  bytes 77861705 (74.2 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

eth1:0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.0.254  netmask 255.255.255.0  broadcast 192.168.0.255
        ether 00:0e:0c:a2:a6:c8  txqueuelen 1000  (Ethernet)

eth2: flags=4419<UP,BROADCAST,RUNNING,PROMISC,MULTICAST>  mtu 1500
        ether 5c:d9:98:9a:64:da  txqueuelen 1000  (Ethernet)
        RX packets 35196  bytes 8533588 (8.1 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 31364  bytes 15447486 (14.7 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        loop  txqueuelen 1  (Lokale Schleife)
        RX packets 109620  bytes 2238483618 (2.0 GiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 109620  bytes 2238483618 (2.0 GiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

tun1: flags=4305<UP,POINTOPOINT,RUNNING,NOARP,MULTICAST>  mtu 1500
        inet 10.0.0.1  netmask 255.255.255.0  destination 10.0.0.1
        unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00  txqueuelen 500  (UNSPEC)
        RX packets 31491  bytes 3032280 (2.8 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 30177  bytes 15475151 (14.7 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
Perhaps your network setup is too complicated for openvpn.

What output does brctl show say ?

_M_
OpenVpn Newbie
Posts: 3
Joined: Sun Aug 13, 2017 7:03 pm

Re: "MULTI: Outgoing TUN queue full" - Error after upgrading from 2.3.4 to 2.4.0

Postby _M_ » Mon Aug 14, 2017 5:36 am

Hi,

Code: Select all

[root@rechenknecht ~]# brctl show
bridge name     bridge id               STP enabled     interfaces
br0             8000.4061860d4f16       no              eth0
                                                        eth2


The complete setup worked flawless with OpenOVP server 2.3.4 of Debian Jessie.
So at least in the past OpenVPN had no problem dealing with my complex network setup.

BTW: I noticed one difference in the server logs between 2.4.0 and 2.4.3

Code: Select all

Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: ERROR: Cannot ioctl TUNSETIFF tap0: Device or resource busy (errno=16)
Aug 13 20:55:05 rechenknecht ovpn-server-rechenknecht[14554]: Exiting due to fatal error


This might point to the root cause of the problem. Can I fix this somehow or is it a bug without workaround?


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