Is your wireless router serving DHCP (dynamic IPs)? If it is, you need to let Ubuntu get an IP from it. If not, you need to set the network settings to point to the default gateway and nameserver. You can use the same settings (other than IP) as the XP box.
Last edited by ranger_nemo; 03-22-2008 at 05:16 PM.
Reason: Fixed typo.