nanog mailing list archives

Re: zotob - blocking tcp/445


From: Saku Ytti <saku+nanog () ytti fi>
Date: Mon, 15 Aug 2005 22:22:10 +0300


On (2005-08-15 18:51 +0000), surfer () mauigateway com wrote:

NetBIOS was never meant to be a WAN protocol, so no problem
in blocking it.

 I'm not nearly confident enough to decide on behalf of almost
billion other people how they should benefit from the Internet
and how not to.
 There are real solutions to the problem, which include monitoring
the end-user traffic and do traffic steering for infected hosts 
to a web page thats helps solving their problem.

For example:  grc.com/su-techzone1.htm

scott

----- Original Message Follows -----
From: Gadi Evron <ge () linuxbox org>
To: nanog list <nanog () merit edu>
Subject: zotob - blocking tcp/445
Date: Mon, 15 Aug 2005 21:51:43 +0200
I heard from several different big ISP's that to stop the
spread of the  worm they now block tcp/445. I suppose it
works.

    Gadi.


-- 
  ++ytti


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