Re: can't see all computers in the workgroup

On Fri, 5 Feb 2010 13:30:21 -0800, "Christopher Glaeser"
<(E-Mail Removed)> wrote:

>We have a LAN with six computers. The computers are running Windows 7 and
>XP. The computers are attached to an unmanaged Dell switch and the switch
>is attached to a WatchGuard VPN router. The comptures are all in the same
>workgroup and the same subnet. Not trying to do anything particularly
>sophisticated. Sometimes, one of the computers call see and access all of
>the other computers on the LAN, but sometimes it can't see one of the other
>computers. The problem is not limited to just one computer, and it seems to
>be totally random. For a few hours, all computers can see all other
>computers, and then for no apparent reason, one of the computers will not be
>able to see one of the other computers.
>
>As a temporary fix, I can add a mapped drive letter to access the other
>computer, and that works fine, but the Network folder still does not show
>the other computer.
>
>How do you debug an apparently random problem like this? What are the
>possible causes?
>
>Best,
>Christopher
>

I've seen this same issue discussed a handful of times in past weeks
in the alt.windows7.general newsgroup. Sorry, I never paid attention
to the root cause and resolution, but if you don't get it fixed here
you can always post there. Just ignore the trolls.