[CentOS] ethtool

Paul Heinlein heinlein at madboa.com
Tue Sep 28 16:16:30 EDT 2010


On Tue, 28 Sep 2010, m.roth at 5-cent.us wrote:

> We've just moved one a new server from our sever room, where I built 
> it, to the datacenter. We want to force autoneg off, and tell it 
> gigabit and full duplex. Using ethtool, I get no errors setting the 
> speed or duplex. HOWEVER, autoneg on works... and autoneg off 
> utterly refuses to work, and gives:
>
> ethtool -s eth0 autoneg off
> Cannot set new settings: Invalid argument
>  not setting autoneg

Did you turning off autoneg at the same time you set the speed and 
duplex?

   ethtool -s eth0 speed 1000 duplex full autoneg off

-- 
Paul Heinlein <> heinlein at madboa.com <> http://www.madboa.com/


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