I'm having a lot of trouble connecting a second computer to my home wireless network. LAN works fine, but wireless is weird. Seems I can connect one computer but it doesn't like it when I have more. All the computers connect fine to my neighbour's unsecured wireless network (don't worry I've only been using it for testing!) so I know there is nothing wrong with the software or hardware on the computers.
The router is a 'Belkin ADSL Modem with Wireless-G Router'.
The ISP is Wanadoo (now Orange).
Here's some gobbledegook that appeared in my router's security log when I tried to connect another computer to my wireless network: