Strange network issue in freebsd 8

[Kenneth Hilmersson]

> The servers loses network connection once in a few days. I logged into
> console and verified that network is up. I even restarted network service
> using following command.
>
> /etc/rc.d/netif restart
>
> Still, it didn't fix.
>
> I checked /var/log/messages, but I am not getting any clue.


I see exactly the same thing. My network dies after a couple of days in the same manner.

My friend have problems with different network cards in 8.0:
em, msk, age locks up and with sis the network performance drops to 0.1kbps after awhile.


BR
Kenneth