Great Circle Associates Firewalls
(August 1996)
 

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Subject: Re: 137/138 udp packets
From: John Mulligan <mulligan @ lafsun . lafayette . edu>
Date: Tue, 20 Aug 1996 08:50:47 -0400 (EDT)
To: Jerry Edmiston <jle9 @ eci-esyst . com>
Cc: firewall greatcircle <firewalls @ GreatCircle . COM>
In-reply-to: <n1371595818 . 63858 @ qmgate . eci-esyst . com>

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On Tue, 20 Aug 1996, Jerry Edmiston wrote:

> My firewall is logging multiple udp packets from ports 137 and 138. They seem to be coming from Windows/NT stations. Can anyone tell me what they are, if I can shut them off and how. Thanks...

According to the alt.2600 FAQ:

netbios-ns	137/tcp		NETBIOS Name Service
netbios-ns	137/udp		NETBIOS Name Service

netbios-dgm	138/tcp		NETBIOS Datagram Service
netbios-dgm	138/udp		NETBIOS Datagram Service


John P. Mulligan <mulligaj @
 lafayette .
 edu>
PGP Public Key available at http://www.lafayette.edu/~mulligaj
Excitement. Adventure. A Jedi craves not these things. 
                                     -- Silent Bob


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