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

[Steve Campbell]

On 5/10/2013 10:05 AM, Oscar del Rio wrote:
> 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"
>
I use Centos and the default dovecot RPM. I seem to recall there was a 
way to determine if dovecot was built with "--with-libwrap". Can anyone 
shed light on how to determine this, please?

Thanks

steve