Are your guest and host in the same domain? Or is this a workgroup scenario?
If you're not completely domain joined to the same domain, there's probably
a configuration issue. (Disabling the firewall is almost never a successful
tactic these days, btw.) The easiest way to identify and correct
authentication and access issues for Hyper-V is HVRemote. Bing/Google for
the current download.
"Filip Fransen" <filip@newsgroup> wrote in message
> I've 2 physical servers
> host : windows 2008 r2
> guest : windows 2008 x86 Std
> I'm getting RPC server unavailable when trying to use computer management
> from host to guest or guest to host on the same physical server.
> If I use guest/host combination on different physical servers its working
> perfect. Disabling firewall etc doesn't work
> Any ideas ??