Ubuntu server network configuration

[Jeremy C. Reed]

> I installed an Ubuntu server from the Ubuntu server install CD.  At the
> time I did not have the network connected so I told the installer to
> configure the network later.  Now with the network connected, I want to
> configure the network.
> 
> Being a relative newbie with Ubuntu, and minus any GUI tools, what is
> the most easy method for configuring the network?

Have a look at /etc/network/interfaces file.

On a Ubuntu system there is a corresponding manual page that has some 
examples:

man 5 interfaces

Then give the "ifup" command a try. See the "ifup" manual page (which also 
has examples).

Have fun!