tunel Speed

[secoonder]

Hello
i am using Ubuntu 14.04 Firewall+VPN Server.
35 Client connect to My vpn Server.
i want to increase tun0 speed.
My tun0 speed configuration is ;

Code: Select all

root@gateway:~# ethtool tun0
Settings for tun0:
        Supported ports: [ ]
        Supported link modes:   Not reported
        Supported pause frame use: No
        Supports auto-negotiation: No
        Advertised link modes:  Not reported
        Advertised pause frame use: No
        Advertised auto-negotiation: No
        Speed: 10Mb/s
        Duplex: Full
        Port: Twisted Pair
        PHYAD: 0
        Transceiver: internal
        Auto-negotiation: off
        MDI-X: Unknown
        Current message level: 0xffffffa1 (-95)
                               drv ifup tx_err tx_queued intr tx_done rx_status pktdata hw wol 0xffff8000
        Link detected: yes

tun0 was seems 10 Mb/s.

i wrote below code,but it wasnt

Code: Select all

ethtool -s eth0 speed 1000 duplex full

how can i increase tun0 speed in Linux?

Thank you very Much for your help