> I am running a network with eleven PCs, most with XP, some with XP
> professional.
> As the network has now exceeded the XP Pro limit of ten, I have acquired a
> server with Windows Small Business Server 2003 installed on it. There is a
> separate router, but I use the Server as my DNS Server.
> Following this change, two of my PCs (both XP) cannot see most of the PCs on
> the network from within Windows Explorer. They can see them all through the
> command prompt and they have had their IP addresses allocated by the server.
>
> Over the same weekend, I loaded Norton Internet Security 2009 on some of the
> PCS including the problem ones. I have Norton Internet Security 2008 on all
> other machines.
> Norton Network map can see all the other PCs.
>
> Please can anyone offer any suggestions?
>
> Thanks
>
> Rob

"smlunatick" wrote:

> On Jan 19, 2:41 pm, Rob-11 <Ro***@discussions.microsoft.com> wrote:
> > I am running a network with eleven PCs, most with XP, some with XP
> > professional.
> > As the network has now exceeded the XP Pro limit of ten, I have acquired a
> > server with Windows Small Business Server 2003 installed on it. There is a
> > separate router, but I use the Server as my DNS Server.
> > Following this change, two of my PCs (both XP) cannot see most of the PCs on
> > the network from within Windows Explorer. They can see them all through the
> > command prompt and they have had their IP addresses allocated by the server.
> >
> > Over the same weekend, I loaded Norton Internet Security 2009 on some of the
> > PCS including the problem ones. I have Norton Internet Security 2008 on all
> > other machines.
> > Norton Network map can see all the other PCs.
> >
> > Please can anyone offer any suggestions?
> >
> > Thanks
> >
> > Rob
>
> Every version of the Norton Anti-Virus will break the browsing of the
> network.  Norton A/V has a module (Internet worm) which will turn off
> the "NetBIOS name resolution."  You should still be able to view the
> other PCs via IP addresses.  If you can see them by IP address, then
> you need to look at creating an A/V access rule in order to allow your
> LAN IP addresses thru it.
>

"Anteaus" wrote:

> "Rob-11" wrote:
>
> > Over the same weekend, I loaded Norton Internet Security 2009
>
> I woudl strongly suggest you remove this from all computers and get a decent
> AV.
>
> AVG, NOD32, Avira, you name it. All OK.
> Avoid: Norton and McAfee.
>
> In any case the whole point of a server is to avoid the problems of
> peer-group working. With the server properly set-up as a central store there
> should be no need for a 'cat's cradle' of interlinked shares. Which will not
> work properly if there are more than ten computers anyway.

"Rob-11" <Ro***@discussions.microsoft.com> wrote in message
news:A9893A69-F8DA-43F4-BB7A-1247F1D26AEB@microsoft.com...
>I am running a network with eleven PCs, most with XP, some with XP
> professional.
> As the network has now exceeded the XP Pro limit of ten, I have acquired a
> server with Windows Small Business Server 2003 installed on it. There is a
> separate router, but I use the Server as my DNS Server.
> Following this change, two of my PCs (both XP) cannot see most of the PCs
> on
> the network from within Windows Explorer. They can see them all through
> the
> command prompt and they have had their IP addresses allocated by the
> server.
>
> Over the same weekend, I loaded Norton Internet Security 2009 on some of
> the
> PCS including the problem ones. I have Norton Internet Security 2008 on
> all
> other machines.
> Norton Network map can see all the other PCs.
>
> Please can anyone offer any suggestions?
>
> Thanks
>
> Rob