Originally Posted by arubin
When I did this my main problems were with setting the gateway address and with setting the DNS address that the netconfig script offers. I think that in the end I found that it worked if I entered the same address as gateway for DNS. Until I got that right I could connect to the router but not to the Internet.
This happens if your router has a service called "DNS Relay Auto Discover Mode" enabled. Switch off this service if you want a DNS Server of your choice listed on /etc/resolv.conf to be used.