On 16 Feb 2006, at 22:32, Michel Treisman wrote: > > I use a netgear DG834G router to go online. When I am at my desk I > plug the ethernet cable into the AlBook and turn Airport Off..... > At my desk, using built-in ethernet, the internet disappears at > arbitrary times: I get the message "You are not connected to the > internet". > So I open System preferences/Network and it tells me that I am > using DHCP. But the IP Address, Subnet Mask, etc have disappeared. > I click 'Renew DHCP lease' but it does me no good at all. Have you tried switching the router off & back on again? This often resolves connectivity problems with them. I would also ensure you have the latest version of the Netgear firmware. Stroller.