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Re: selective greylisting?
From: Mark Martinec (Mark.Martinec+postfix
ijs.si)
Date: Fri Nov 10 2006 - 17:31:04 CST
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mouss,
> Cami's policyd is "asynchronous", so needs an asynchronous resolver.
> There aren't much async resolver implementations out there, and the
> available ones haven't been used enough. also, people are used to their
> system resolver (integration with nsswitch and the like)...
Not sure what you are trying to say here.
p0f has nothing to do with DNS, it just passively examines packets
of normal SMTP sessions, just like tcpdump, trying to guess what
type of network stack is running on remote side.
Mark
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