[Dovecot] Limit access to dovecot by domains?

[Timo Sirainen]

On Fri, 2010-10-15 at 15:09 +1100, Jobst Schmalenbach wrote:
> > > Maybe I could include a script that would check the reverse DNS record
> > > of a connected IP and then I could filter?????
> > 
> > Wonder if tcpwrappers would work? You could use that with Dovecot v2.0.
> 
> I have read a few things about this, it looks like its not so good to do it this way,
> besides having proper written daemons running from (x)inted is a system overhead.

You don't need to run Dovecot from inetd to use tcpwrappers in v2.0. You
actually can't even do that. There are separate tcpwrap processes that
perform the access lookups.