Am 20.03.2012 16:33, schrieb m.roth at 5-cent.us: > Michael Simpson wrote: >> On 20 March 2012 14:29, sebastian<centos at secretusenet.com> wrote: >>> I can not disable the auto-negotiation (eth1) on my centos 6.2 via >>> ethtool or /etc/sysconfig/network-scripts/ifcfg-eth1 >>> >> Autonegotiation is mandatory for 1000BASE-T as both sides have to work >> out which pairs they are going to use. >> Check: >> 1)cable >> 2)switchport >> if those are ok then you probably have a driver/NIC problem >> > Two more things: > a) make sure the router/switch isn't pegged or being changed to slower > b) are your cables ok for gigabit. I know this sounds absurd, but I, > personally, have changed cables, and it made the difference > > mark Thanks, but is a remote-server, the server is in another datacenter. I can not change or check the cables/switch - and the stuff in the datacenter is not very usefull. I'm hoping to solve the problem with disable the auto-negotiation. sebastian > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos