The MS domain can be running any or several configs
if it is a dhcp system then it is almost automatic if your NIC card is set up for this.
If not get the ip assigned for it.
Also some firewalls look for the MAC address
With a static IP you will have to mess (add, modify, info)with the routing config files
(On my RH9.0 they're all in
I probably missed a couple so study