> > No one can access another computer on our network. I've checked it
> > and
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>
> Malke
> The only firewall I can find is windows and it looks like file and
> printer
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>> such as a third-party firewall, something like Norton Internet Worm
>> Protection, and the Windows Firewall (Service Pack 2).
And you don't have an "Internet Worm Protection" feature from your
antivirus? Since I don't know what combination of operating systems you
are using, and if only XP whether Home or Pro, here is a link to an
excellent network troubleshooter by MVP Hans-Georg Michna:
http://www.michna.com/kb/wxnet.htm
Take the time to go through it and it will pinpoint the problem area(s).
Malke

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Elephant Boy Computers
www.elephantboycomputers.com
"Don't Panic!"
MS-MVP Windows - Shell/User