Perhaps you can block the netbios packets altogether.
# Block Netbios packets from keeping link up
ipfwadm -I -a reject -P udp -V $PPP -S 127.0.0.5/32 -D $ANYWHERE 50 68
ipfwadm -O -a reject -P udp -V $PPP -S 127.0.0.5/32 -D $ANYWHERE 50 68
I think something like that might do it.
Anssi Sallinen wrote:
>
> > > I'm runninng diald v.0.98-1 and I'm having a problem with (presumably)
> > > netbios packets that keep bringing the link up.
> >
> > Not the NetBIOS packets themselves unless you explicitly try
> > and access machines that would lie beyond the link - but other
> > NetBIOS packets on your network can generate side effects...
> >
> > > Mar 4 15:24:15 neutron diald[4724]: Trigger: udp
> > > 195.170.128.4/53 195.170.129.129/62788
> > >
> > > 195.170.128.4/53 seems to point to my ISP's nameserver and port 53 to
> > > a domain-request? Now, if I disable udp/domain the link won't be
> > > triggerd at all,
> > > if I start Communicator or IE on a client. Has anyone ideas?
> >
> > ...like that :-). If 195.170.129.129 is running samba it is
> > probably nmbd that is trying to satisfy a strange WINS name
> > look up by querying DNS. If so then reasonably up to date
> > versions of samba have a config option that will disable
> > DNS look ups of WINS queries. In most cases this doesn't
> > break anything - unless you want people to be able to type
> > in Internet host names to, say Network "Neighbourhood" and
> > access shares on distant machines.
>
> Ok, I'm running samba 2.0.2 on 195.170.129.129. In smb.conf
> I've set:
>
> wins support=no
> wins proxy=no
> dns proxy=no
>
> as I have no use for wins. The problem still persists, a udp
> packet is sent from one of my win98-clients to my linux-gw
> machine and it triggers the link up.
>
> If someone has any ideas the are much appricciated.
>
> Regards,
>
> Anssi Sallinen
> Helsinki, Finland
>
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