Don't overlook the notorious LANcard-driver (faulty) powersave option. This
sounds a lot like the kind of symptoms it generates.
http://mylogon.net/support/psave
"Darren Brinksneader" wrote:
> > Systems joined domain with no problem
> > Systems can ping any host by name or IP
> > I can logon to the systems and connect to shares on the network.
> >
> > From what I have read, it seems that some GBit cards take longer to go
> > through the intitalization process, so netlogon bet it to the punch.
> >