Hi
May be this can Help, http://www.ezlan.net/wireless.html
Jack (MVP-Networking).

<tron9901@msn.com> wrote in message
news:1182474974.143134.58870@j4g2000prf.googlegrou ps.com...
> Hello all.
>
> While troubleshooting a friend's network, I can't get a wireless NIC
> to work. Here are the stats on the network:
>
> ISP:
> AT&T DSL
>
> Router:
> Linksys Wireless G 2.4 GHz router model WRT54G
>
> Computer A (one network card):
> - Intel (R) PRO/100 VE Network Connection
>
> Computer B (two network cards):
> - Intel (R) PRO/100 VE Network Connection
> - Linksys Wireless-G PCI Adapter
>
> Computer B, a Dell desktop running Windows XP, is where the problem
> lies. The wireless NIC shows up (in Control Panel...Network
> Connections) as connected just fine, but I can't ping the (default
> gateway IP address) router successfully. And of course no internet
> access.
>
> The (wired) Intel NIC is disabled. I've tried enabling it and it makes
> things worse.
> The XP firewall is turned off, and there's no encryption enabled on
> the wireless NIC.
> I've tried both manual IP settings, and DHCP.
> I've tried repair, and disable then enable of the wireless NIC.
> I've powered the router down for a few minutes, then powered it back
> on.
> No luck.
>
> Any suggestions would be greatly appreciated. Thanks!
>
> - Dave
>