full-disclosure - [Dshield] Re: Windows Messenger Popup Spam on UDP Port 1026

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Message-ID: <20030622001746.GA11458@nag.inorganic.org>
From: full-disclosure at ols.inorganic.org (Roy S. Rapoport)
Subject: [Dshield]  Re: Windows Messenger Popup Spam on UDP Port 1026

On Sat, Jun 21, 2003 at 09:41:18PM +0200, Dietmar Goldbeck wrote:
> If ISPs start blocking ports, i would vote for tcp/25.
> People should not be allowed to run smtp servers, unless
> they have proven knowledge in the relevant RFCs. :-))

You're a little behind the curve -- blocking outbound port 25 is
becoming more and more standard, especially with some of the larger ISPs
(e.g. earthlink) as a spam-blocking measure.

-roy