[Dovecot] Intermittent timeout issues

2010-06-01 Thread Del Stoliker
Greetings list! We've been experiencing an intermittent issue in which none users are able to log into the mail server for about 10 to 20 minutes. This issue first appeared on our CentOS 4 box running dovecot 1.2.11 after upgrading from the stock version 0.99. The issue persists after

Re: [Dovecot] Intermittent timeout issues

2010-06-01 Thread Phil Howard
On Tue, Jun 1, 2010 at 12:58, Del Stoliker dstoli...@alphagraphics.com wrote: It almost sounds like the firewall is blocking external access except that: * The version of dovecot was the thing that changed * Everything starts working again after a dovecot restart It sounds like the firewall