It is probably simply your DNS setup. AD clients use DNS to find a login
server.
Are the clients in the site without a DC set to use the AD DNS server?
This is essential for them to log in to the domain.
"Brad" <(E-Mail Removed)> wrote in message
news

08B4883-F0B0-428C-8129-(E-Mail Removed)...
> We have a VPN setup via routers between to remote locations. We can ping
> all
> machines in each location from each remote site. We can connect to all of
> the
> machines in each location from each site. In one site we have a Windows
> 2003
> domain controler that we want to login to at start up from the remote
> location. We are unable to do this. I'm not sure what is missing but it's
> driving us nuts. Anyone have any Ideas? All of the client machines are
> WinXP
> Pro.
>
> Thanks,
>
> Brad