[Mimedefang] Testing for port #/TLS in filter_relay

Philip Prindeville philipp_subx at redfish-solutions.com
Tue Mar 4 21:07:09 EST 2008

Steffen Kaiser wrote:
> Have you considered using an IDS-alike before port 25? I mean you 
> could drop/reject SYN packets from the same host, if you've seen more 
> than n in the last minute from the same host.

I can do that now with Sendmail.


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