[Mimedefang] OT: sendmail limit connections

[-ray]

On Wed, 23 Feb 2005, Sven Willenberger wrote:

> Another feature, in addition to rate throttling and connection
> throttling in 8.13.x , is the greet_pause feature which delays the
> initial 220 greeting upon connection by up to x milliseconds. Any
> connected server trying to issue mail commands prior to the 220 greeting
> will get met with 550 failures; this is useful for a lot of zombies, etc
> that just blast out spam/virii without any adherence to protocol.

I've heard good stuff about greet_pause and plan to use it as soon as i 
get to 8.13.x.  What delay do you all typically use to weed out zombies 
but respect legit servers?  Can you disable greet_pause for the local 
network?

ray
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Ray DeJean  				       	 http://www.r-a-y.org
Systems Engineer                    Southeastern Louisiana University
IBM Certified Specialist  	      AIX Administration, AIX Support
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