"multiple response" errors in log.nmb (fwd)
Christopher R. Hertel
crh at nts.umn.edu
Fri May 25 20:40:39 GMT 2001
> The setup is a Samba (2.2.x cvs) controlled domain with a lot of Samba and
> Windows clients. I think what happens is the following: Some Windows clients
> broadcast elections on IPX or NetBEUI and as they are the only ones (the Samba
> boxes only radiate on TCP/IP) they think they have won. I'd call this a
> Master-Domain-Browser-Hijacking. When a client asks for the domain master
> browser both answer. The second reply is then logged as a warning.
Good thinking. Yes, this is a possibility.
> It would be nice, if the Samba team could extend this warning to include also
> the *first* response, which is the one from the guilty IPX/NetBEUI Windows box
> (mostly Windows 95 variants which included IPX by default, or paranoic
> sysadmins that install all protocolls ("the most I have the better ..."))
Remind me in two weeks and I will have debug print a list of IPs if
possible. I'm packing for a trip right now...
> I have been spending days with ethereal and tcpdump to find those damned IPX
> machines in our nets and I still have 5-10 here :(
It would be really nice to have a tool that did NetBEUI and IPX adapter
status queries. That would be a great diagnostic tool.
> All of the above modulo my guessing. Christoffer R. Hertel is the NetBIOS
> expert, so if he deems my findings, be sure, he is right. ;)
Actually, I think your diagnosis is much better than mine. Good thinking!
A sniffer trace would show for sure...
Christopher R. Hertel -)----- University of Minnesota
crh at nts.umn.edu Networking and Telecommunications Services
Ideals are like stars; you will not succeed in touching them
with your hands...you choose them as your guides, and following
them you will reach your destiny. --Carl Schultz
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