change mediaopt of NIC to full-duplex

[Chuck Swiger]

Vinicius Pavanelli Vianna wrote:
> The nic returns to half duplex with those bright kernel messages?
> i got this when there was some kind of arp conflict on the ip, and from
> cables, somehow my isp cisco switch defaults to half duplex all the
> time, so when disconnect  and connect the cable it returns to half =/

Have your ISP update their Cisco switches' firmware, and recheck whether 
ethernet autonegotiate works then.  If it doesn't, both sides will have to 
manually set full duplex...

-- 
-Chuck