[Dovecot] Any way to let dovecot block pop3 attempts?

[Oscar del Rio]

On 05/10/13 08:17 AM, Steve Campbell wrote:
> Is there a way using dovecot facilities to block an IP from attempting 
> POP3 connections (similar to the sendmail access file for smtp 
> connections)? I usually do this at my border firewall, but if there's 
> a quick and dirty way in dovecot to do this, it'd make life a little 
> simpler.

How about TCP wrappers?
http://wiki2.dovecot.org/LoginProcess - "Login access check sockets" - 
"TCP wrappers support"