It could be master browser issue. Try to use borwstat to check the status.
Or this search result may help too.
specified network name is not longer availableSystem error 64 - The
specified network name is no longer available. System error 53. The network
path was not found. Event ID 3013 - Description: The ...
http://www.chicagotech.net/troublesh...temerror64.htm
--
Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on
http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on
http://www.HowToNetworking.com
"themoelman" <(E-Mail Removed)> wrote in message
news:95680519-E419-49EA-BFF5-(E-Mail Removed)...
> Not sure if I'm in the right spot, but maybe someone can re-direct me to
> the
> right place to post this thread.
>
> We recently setup a new network for a company we consult for and I'm not
> sure why this error is occuring. I'm logged in as domain admin. and can't
> UNC to the c$ share of another server on the network. It could be a dns
> issue, but I don't see the problem and have configured dns similar to
> other
> networks. When I try from server A to get to server B I get "the network
> name does not exist" and when I try from Server B to Server A I get a long
> delay before getting an error. No firewall is configured on the servers.
>
> The reason I need this to work is that I am using backup-exec and it uses
> unc shares to backup documents to itself. It is not a backup exec problem
> as
> the error happens when I try to do it outside of backup-exec. I also need
> to
> xcopy files in certain situations and I believe it is causing problems. I
> will follow with more details, but I just wanted to get the original
> thread
> started. I can see the c$ share (which is default for server 2003) in
> computer management- shares.
>
> From Server A I can ping netbios name and dns resolves full machine dns
> name
> and pings the IP of server B
> From Server A I try to do start>run> \\servername\c$ and get "the
> specified
> network name is no longer available"
> and \\servername.domainname.local\c$ and I get "no network provider
> accepted
> the given network path" I can UNC to \\IP_of_serverB\c$ to see the files.
>
> From server b I can ping server A by machine name and it resolves to
> servername.domain.local and the IP address of that machine.
> From Server B when I do \\serverA\c$ it takes about 5 minutes longer than
> it
> should take and then displays the file structure.
>
>
> I have tried to disjoin and rejoin server A to the domain and it did not
> help.
>
>