On Tue, Mar 20, 2001 at 09:16:07AM -0000 or so it is rumoured hereabouts,
Breathnach, Proinnsias (Dublin) thought:
> Simple answer ...
> Ports 137 and 138 are the ports windows uses for NetBIOS calls, things like
> machine name resolution (as distinct from dns) ...
>> Usually checks every 15 or so mins for new machines and re-announces self at
> the same time ... makes the network neighbourhood go !
>> > -----Original Message-----
> > Does anyone know what is on TCP or is it UDP port 137? I keep getting
> > attacks on this port at various time during the night.
> > Later,
> > CW
Port 139 also. Close all of these in your firewall since you have an M$
Conor Daly <conor.daly at oceanfree.net>
Domestic Sysadmin :-)
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