[CentOS] CentOS 7.1.1503 + Dovecot + IPA

On Thu, 2015-09-10 at 11:01 -0700, Mike wrote:
> < !include auth-system.conf.ext

This helped. I enabled pam for passdb and now my GSSAPI auth works, but
I don't understand why. I also had to enable "allow_all_users=yes"
otherwise the messages weren't delivered. 

I'm going to have to take this to the Dovecot list to get an
explanation.

Thanks to you and Alice for the help!

-- 
Kanwar R.S. Sandhu