Multiport Ethernet Setup Profoundly Comfused

[Chuck Anderson]

On Mon, Nov 24, 2008 at 01:36:05AM -0800, Chuck Forsberg WA7KGX N2469R wrote:
> With a single Ethernet port, disabling network manager and
> enabling network apparently allows a simple static IP to be set.
>
> With two ports, the result is utter confusion.  Eth0 talks to
> the cloud address 70.89.176.169 mask 255.255.255.252
> Gateway is 70.89.176.170
>
> Eth1 talks to the local subnet as 192.168.1.13
>
> Turns out the other parameters ends up as modifications of
> the accredd key.  I had to turn off all network autocongs
> and set the parameters manually.

The scenario you describe should work perfectly with NetworkManager 
enabled.  I'm doing that exact same thing without problems.