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#21
Err... There is no "workgroup" in DNS spec, the one you see under IPv4 is a "workgroup" wrapper (the one that's tacked on by MS) so that it's network grouping looks like computer.group format, but in practice, it's not like that. Workgroups are only understand by Windows, no other OS that uses DNS understand what workgroup is, unless that other OS is Linux and running SAMBA (which have several NETBIOS/WINS spec implemented in it's SMB core), and SAMBA doesn't use DNS...
In case you don't know, Microsoft have a DNS competing naming system, it's called WINS, which IMHO is somewhat a failure. Windows 2000 and up have WINS for legacy compatibility, other than that - Windows will use DNS naming scheme, which in combination works with NETBIOS over TCP/IP to provide the "Windows network experience". Read more about WINS in Wikipedia...
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