[Dshield] Port 2500

jayjwa jayjwa at atr2.ath.cx
Sun Mar 20 15:06:55 GMT 2005

On Sat, 19 Mar 2005, David Cary Hart wrote:

-> On Fri, 2005-03-18 at 15:36 +0100, stephane nasdrovisky wrote:
-> > >     Anyone come across anything of note on port 2500 recently?
-> > 
-> > There are some advises across the web advocating the use of this port 
-> > for smtp (in order to avoid spam). 
-> I am at a loss to understand how the port change does anything other
-> than break smtp.

Um...wouldn't the spammers just start using *that* port, if it's a 
well-know switch? If it's not well-known that people are avoiding spam on 
port 2500, then other smptd's can't find each other, and if it IS well 
known, then by definition of "well known", won't the spammers know this, 


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