Browser could only browse for 2-3minutes then go blank /stop

[kemilau]

I have problem that my browser could only browse for about 3minute then it goes blank and stop.
I used Mullvad VPN , and the log as follows :

Fri Dec 16 03:04:32 2011 OpenVPN 2.2.1 Win32-MSVC++ [SSL] [LZO2] built on Jul 1 2011
Fri 2Dec 16 03:04:32 2011 MANAGEMENT: TCP Socket listening on 127.0.0.1:760
Fri Dec 16 03:04:32 2011 NOTE: the current --script-security setting may allow this configuration to call user-defined scripts
Fri Dec 16 03:04:33 2011 LZO compression initialized
Fri Dec 16 03:04:33 2011 Control Channel MTU parms [ L:1542 D:138 EF:38 EB:0 ET:0 EL:0 ]
Fri Dec 16 03:04:33 2011 Socket Buffers: R=[377668->377668] S=[8192->8192]
Fri Dec 16 03:04:33 2011 Data Channel MTU parms [ L:1542 D:1450 EF:42 EB:135 ET:0 EL:0 AF:3/1 ]
Fri Dec 16 03:04:33 2011 Local Options hash (VER=V4): '41690919'
Fri Dec 16 03:04:33 2011 Expected Remote Options hash (VER=V4): '530fdded'
Fri Dec 16 03:04:33 2011 UDPv4 link local (bound): [undef]:53
Fri Dec 16 03:04:33 2011 UDPv4 link remote: 94.75.220.253:1194
Fri Dec 16 03:04:33 2011 TLS: Initial packet from 94.75.220.253:1194, sid=9544a147 2c4df4ba
Fri Dec 16 03:04:37 2011 TLS Error: local/remote TLS keys are out of sync: 95.211.13.33:1194 [0]
Fri Dec 16 03:04:38 2011 VERIFY OK: depth=2, /C=NA/ST=None/L=None/O=Mullvad/CN=Mullvad_CA/emailAddress=info@mullvad.net
Fri Dec 16 03:04:38 2011 VERIFY OK: depth=1, /C=NA/ST=None/L=None/O=Mullvad/CN=master.mullvad.net/emailAddress=info@mullvad.net
Fri Dec 16 03:04:38 2011 Validating certificate key usage
Fri Dec 16 03:04:38 2011 ++ Certificate has key usage 00a0, expects 00a0
Fri Dec 16 03:04:38 2011 VERIFY KU OK
Fri Dec 16 03:04:38 2011 Validating certificate extended key usage
Fri Dec 16 03:04:38 2011 ++ Certificate has EKU (str) TLS Web Server Authentication, expects TLS Web Server Authentication
Fri Dec 16 03:04:38 2011 VERIFY EKU OK
Fri Dec 16 03:04:38 2011 VERIFY OK: depth=0, /C=NA/ST=None/L=None/O=Mullvad/CN=m5.mullvad.net/emailAddress=info@mullvad.net
Fri Dec 16 03:04:45 2011 Data Channel Encrypt: Cipher 'BF-CBC' initialized with 128 bit key
Fri Dec 16 03:04:45 2011 Data Channel Encrypt: Using 160 bit message hash 'SHA1' for HMAC authentication
Fri Dec 16 03:04:45 2011 Data Channel Decrypt: Cipher 'BF-CBC' initialized with 128 bit key
Fri Dec 16 03:04:45 2011 Data Channel Decrypt: Using 160 bit message hash 'SHA1' for HMAC authentication
Fri Dec 16 03:04:45 2011 Control Channel: TLSv1, cipher TLSv1/SSLv3 DHE-RSA-AES256-SHA, 2048 bit RSA
Fri Dec 16 03:04:45 2011 [m5.mullvad.net] Peer Connection Initiated with 94.75.220.253:1194
Fri Dec 16 03:04:46 2011 TLS Error: local/remote TLS keys are out of sync: 95.211.13.33:1194 [0]
Fri Dec 16 03:04:48 2011 SENT CONTROL [m5.mullvad.net]: 'PUSH_REQUEST' (status=1)
Fri Dec 16 03:04:48 2011 PUSH: Received control message: 'PUSH_REPLY,redirect-gateway def1 bypass-dhcp,dhcp-option DNS 10.8.0.1,route 10.8.0.1,topology net30,ifconfig 10.8.0.30 10.8.0.29'
Fri Dec 16 03:04:48 2011 OPTIONS IMPORT: --ifconfig/up options modified
Fri Dec 16 03:04:48 2011 OPTIONS IMPORT: route options modified
Fri Dec 16 03:04:48 2011 OPTIONS IMPORT: --ip-win32 and/or --dhcp-option options modified
Fri Dec 16 03:04:48 2011 ROUTE default_gateway=182.7.133.1
Fri Dec 16 03:04:48 2011 TAP-WIN32 device [Local Area Connection 20] opened: \\.\Global\{245E1FFA-3407-41AB-84E5-887FDD52EFE7}.tap
Fri Dec 16 03:04:48 2011 TAP-Win32 Driver Version 9.8
Fri Dec 16 03:04:48 2011 TAP-Win32 MTU=1500
Fri Dec 16 03:04:48 2011 Notified TAP-Win32 driver to set a DHCP IP/netmask of 10.8.0.30/255.255.255.252 on interface {245E1FFA-3407-41AB-84E5-887FDD52EFE7} [DHCP-serv: 10.8.0.29, lease-time: 31536000]
Fri Dec 16 03:04:48 2011 Successful ARP Flush on interface [1966085] {245E1FFA-3407-41AB-84E5-887FDD52EFE7}
Fri Dec 16 03:04:50 2011 TEST ROUTES: 0/0 succeeded len=1 ret=0 a=0 u/d=down
Fri Dec 16 03:04:50 2011 Route: Waiting for TUN/TAP interface to come up...
Fri Dec 16 03:04:52 2011 TEST ROUTES: 0/0 succeeded len=1 ret=0 a=0 u/d=down
Fri Dec 16 03:04:52 2011 Route: Waiting for TUN/TAP interface to come up...
Fri Dec 16 03:04:53 2011 TEST ROUTES: 2/2 succeeded len=1 ret=1 a=0 u/d=up
Fri Dec 16 03:04:53 2011 C:\WINXP\system32\route.exe ADD 94.75.220.253 MASK 255.255.255.255 182.7.133.1
Fri Dec 16 03:04:54 2011 C:\WINXP\system32\route.exe ADD 0.0.0.0 MASK 128.0.0.0 10.8.0.29
Fri Dec 16 03:04:54 2011 C:\WINXP\system32\route.exe ADD 128.0.0.0 MASK 128.0.0.0 10.8.0.29
Fri Dec 16 03:04:54 2011 C:\WINXP\system32\route.exe ADD 10.8.0.1 MASK 255.255.255.255 10.8.0.29
Fri Dec 16 03:04:54 2011 Initialization Sequence Completed
Fri Dec 16 03:04:53 2011 Start net commands...
Fri Dec 16 03:04:53 2011 C:\WINDOWS\system32\net.exe stop dnscache
Fri Dec 16 03:04:53 2011 openvpn_execve: CreateProcess C:\WINDOWS\system32\net.exe failed: The system cannot find the path specified. (errno=3)
Fri Dec 16 03:04:53 2011 ERROR: Windows ipconfig command failed: external program did not execute -- returned error code -1
Fri Dec 16 03:04:53 2011 C:\WINDOWS\system32\net.exe start dnscache
Fri Dec 16 03:04:53 2011 openvpn_execve: CreateProcess C:\WINDOWS\system32\net.exe failed: The system cannot find the path specified. (errno=3)
Fri Dec 16 03:04:53 2011 ERROR: Windows ipconfig command failed: external program did not execute -- returned error code -1
Fri Dec 16 03:04:53 2011 C:\WINDOWS\system32\ipconfig.exe /flushdns
Fri Dec 16 03:04:53 2011 openvpn_execve: CreateProcess C:\WINDOWS\system32\ipconfig.exe failed: The system cannot find the path specified. (errno=3)
Fri Dec 16 03:04:53 2011 ERROR: Windows ipconfig command failed: external program did not execute -- returned error code -1
Fri Dec 16 03:04:53 2011 C:\WINDOWS\system32\ipconfig.exe /registerdns
Fri Dec 16 03:04:53 2011 openvpn_execve: CreateProcess C:\WINDOWS\system32\ipconfig.exe failed: The system cannot find the path specified. (errno=3)
Fri Dec 16 03:04:53 2011 ERROR: Windows ipconfig command failed: external program did not execute -- returned error code -1
Fri Dec 16 03:04:53 2011 End net commands...
Fri Dec 16 03:04:57 2011 TLS Error: local/remote TLS keys are out of sync: 95.211.13.33:1194 [0]
Fri Dec 16 03:05:09 2011 TLS Error: local/remote TLS keys are out of sync: 95.211.13.33:1194 [0]
Fri Dec 16 03:05:19 2011 TLS Error: local/remote TLS keys are out of sync: 95.211.13.33:1194 [0]
Fri Dec 16 03:05:28 2011 Replay-window backtrack occurred [1]
Fri Dec 16 03:05:30 2011 TLS Error: local/remote TLS keys are out of sync: 95.211.13.33:1194 [0]
Fri Dec 16 03:05:41 2011 TLS Error: local/remote TLS keys are out of sync: 95.211.13.33:1194

MY CONFIG IS :
client
dev tun
proto udp
remote 94.75.220.253 1194
lport 53
remote-cert-tls server
resolv-retry infinite
persist-key
persist-tun
comp-lzo
verb 3
ca certificate/master.mullvad.net.crt
cert certificate/mullvad.crt
key certificate/mullvad.key
redirect-gateway def1
ping 10 ping-restart 60
ping-timer-rem
route-method exe
reneg-sec 0
script-security 2
float
pull
push "dhcp-option DNS 192.168.10.1"
push "dhcp-option DNS 208.78.69.111"
push "dhcp-option DNS 67.214.175.75"
register-dns
local 0.0.0.0
management 127.0.0.1 760
management-query-passwords
management-signal
management-forget-disconnect
win-sys env
route-method exe
route-delay 2
dhcp-option DNS 8.8.8.8

Please look through my config and come with the solutions to make the browser could normally browse.
Thanks in advance.

[Mimiko]

This is not a client config file. Its a mix of server and client config file. Pleas read the How-to's on configuring the VPN.