How To Configure Ethernet Card into 1000Mb/s Speed on Linux?

Posted by Planet Malaysia on February 8, 2007

Use ethtool – Display or change ethernet card settings. ethtool is used for querying settings of an ethernet device and changing them.

To set the interface speed, duplex or auto negotiation on Linux system:

# ethtool -s eth1 speed 1000 duplex full autoneg off

-s     option allows changing some or all settings of the
        specified ethernet device. All following options only
        apply if -s was specified.

       speed 10|100|1000
           Set speed in Mb/s. ethtool with single argument
           will show you the supported device speeds.

       duplex half|full
           Set full or half duplex mode.

       port tp|aui|bnc|mii
           Select device port.

       autoneg on|off
           Specify  if autonegotiation is enabled. In the usual
           case it is, but might cause some problems with
           some network devices, so you can turn it off.

Possibly Related Posts:

« Podcast?

Categories Open Source, Tips