Try disabling the inbuilt wireless adpater in system/properties so that it does not conflict with your wireless card.
And you must turn on file and printer sharing in the computer/folder options.
www.amw1.com/tips
"alsoriano" <(E-Mail Removed)> wrote in message news:10C319A5-2F35-4C08-871B-(E-Mail Removed)...
> I've been reading the threads on this problem and still have not found a
> solution for mine. I have a desktop running Win XP Home (not SP2) with a
> wireless router. File and print sharing has been enabled. I also have a
> laptop running Win XP Home (SP2) with a wireless card. My desktop can "see"
> the laptop on the network and even transfer files to it. However, the laptop
> cannot "see" the desktop. When I try to access the network it gives me an
> error "Network not accessible. See administrator....; semaphore timed
> out...". I'm able to ping the laptop, but the laptop is not able to ping the
> desktop. I'm using Cox Security Suite, but I'm not running the firewall
> utility on it on either computer. I've also disabled the Firewall on both
> computers, but still have not been able to resolve the problem. Any other
> ideas? This was working OK a couple of weeks ago.
>
> Look forward to your responses...
> Thanks,
> Angel