nmblookup problems

[Margaret_Doll]

> I moved from RedHat Enterprise 3 on an old server to Enterprise 4 on a 
> new server.  All the configuration files for samba were transferred.  
> The new system is using the same network setup as the old except that 
> Redhat 4 comes with Selinux, a new security program.
>
> The samba program version on Enterprise 4 is 3.0.10.  The samba 
> version on Enterprise 3 is 3.0.9.
>
> The problems are that chemps can be seen in the Network neighborhood 
> of the Windows computers on the network, but you cannot log in through 
> that icon.  You must search for chemps.chem.brown.edu and then log in.
>
> nmblookup -M chemistry
> brings up a random Windows computer on the network
>
> nmblookup -B chemps __SAMBA__
> says that __SAMBA__ is not found
>
> smbclient -L chemps -N
> Domain=[CHEMISTRY] OS=[Unix] Server=[Samba 3.0.10-1.4E.2]
>
>         Server               Comment
>         ---------            -------
>         CHEMPS               chemps - Chemistry Samba Server
>
>         Workgroup            Master
>         ---------            -------
>         CHEMISTRY
>         DLAB                 GC207-SVR
>         ROSEPETRUCK          GC244-NTSVR1
>
> where the Workgroup CHEMISTRY will eventually be filled in with 
> chemps.  The other strange thing about this listing that the 
> workgroups included in the listing are workgroups that are not on 
> chemps' subnet; they are on 128.148.171.
> The workgroups on chemps' subnet, 128.148.68. are not listed.
>
> I have run without Selinux, but this makes no difference.
>
> Any ideas?
>
> Side note that may be related.  Mac users used to be able to print to 
> printers on chemps.  Now the macs have to use the full server name, 
> ie.  chemps.chem.brown.edu.

The new system has inet6 as well as inet running on it.  Does this 
cause interference?