net send problem
Christopher R. Hertel
crh at ubiqx.mn.org
Mon Nov 14 21:41:38 GMT 2005
On Tue, Nov 15, 2005 at 08:14:13AM +1100, Andrew Bartlett wrote:
> On Mon, 2005-11-14 at 15:14 +0100, Pascal Legrand wrote:
> > hello
> > i've got a problem with the "message command "option
> > here is my config in smb.conf
> > message command = /usr/local/samba/var/popup/get_popup "%f" "%t" "%s" "%I" &
> > when i send a message only to the server i can get the message and all the information in popup.txt,
> > but when i send a message to all the domain it doesnt works
> > is somebody got an explication
> When a message is sent to * or the domain it uses a completely different
> transport (a broadcast udp datagram) to that used for single-host
> communication (a command on a CIFS session). Samba doesn't listen for
> the UDP broadcasts.
> I found this out when trying to catch the little blighters who were
> sending rude (and they thought anonymous) messages to everybody on the
> network. In the end, I just shut down the messenger service on every
> machine, but the other option would have been a targeted analysis of the
> broadcast traffic with ethereal, or a hook in nmbd.
Samba does listen on the correct UDP port, but it isn't listening for
those particular message types. That's a very, very old mechanism...
"Implementing CIFS - the Common Internet FileSystem" ISBN: 013047116X
Samba Team -- http://www.samba.org/ -)----- Christopher R. Hertel
jCIFS Team -- http://jcifs.samba.org/ -)----- ubiqx development, uninq.
ubiqx Team -- http://www.ubiqx.org/ -)----- crh at ubiqx.mn.org
OnLineBook -- http://ubiqx.org/cifs/ -)----- crh at ubiqx.org
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