> Hello, I posted this in a related thread, but I'm not sure if anyone saw it
> there.... I'm sorry for posting twice.
>
> I have a WinXP desktop connecting directly to a cable modem, which is in
> turn connected to a broadband service. This setup is working fine.
>
> I'd like to create an ad-hoc network mainly so that my laptop, which I very
> infrequently bring home, can transfer files; I would ideally also like to
> connect to the internet using the ICS features of XP (running on the desktop).
>
> To this end I installed a wireless NIC in the desktop, and configured it in
> ad-hoc mode. (I already had the card, so figured spending money on a new
> router was unnecessary...) I have created a the ad-hoc network, and both the
> laptop and the desktop state that they are connected at 54Mbps, no problem
> there.
>
> However, even though subnet for both wireless adapters is 255.255.255.0 and
> they are set to manually use IP addresses of 192.168.0.1 and 192.168.0.2
> respectively, and I can happily ping localhost or the 'local' wireless
> adapter, I cannot ping the other computer across the ad-hoc network.
>
> Any suggestions? Any way of troubleshooting this setup?
> Thank you,
> Elliott.

"Lem" wrote:
> Have you checked for firewalls in both computers?  See
> http://www.microsoft.com/windowsxp/using/networking/expert/bowman_02april08.mspx
>

> Lem,
>
> Many thanks for getting me focused again after a day of head-scratching.
>
> I had originally disabled both firewalls, and still no connection.
>
> What I did was return to Ms. Bowman's article (which I went over
> painstakingly many times previously) and notice that I was trying to
> duplicate her directions using the manufacturer's wireless software /
> connection manager.
>
> When I reverted both PC's back to Wireless Zero Configuration I could step
> through things and get them to work magically. I am amazed at how easy
> Windows makes this considering how difficult it was for me to try and tinker
> out a solution 'manually'.
>
> Thank you for your reply,
> Elliott.
>
> "Lem" wrote:
>> Have you checked for firewalls in both computers?  See
>> http://www.microsoft.com/windowsxp/using/networking/expert/bowman_02april08.mspx
>>