intel card one interface goes offline if forcing to 100/full

[Gregory Zill]

The two switches' respective ports connecting to the dual-port card
may not be set identically, forced to the necessary 100/full, I
suspect.

> I noticed my intel card has two port connected to two different
> network through two different switches. I were able to force the eth2
> to 100/full using ethtool. However eth3 (the second interface)
> disables as shown in `Link detected:' when forcing it to 100/full
-- 

Gregory W Zill, MBA, CISSP