[Dshield] Re: [Full-Disclosure] Windows Messenger Popup Spam on UDP Port 1026

[Roy S. Rapoport]

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