LDAP groups

2013-09-11 Thread Donny Brooks
I am currently running postfix 2.6.6 on a Centos 6.3 machine. I have setup a samba 3.5.10 domain with openldap 2.4.23 as the central authentication. I am now trying to get postfix to be able to expand groups. We currently have about 50 groups, but not all of them will need to be addressable.

bounce departed users email

2013-07-12 Thread Donny Brooks
We run postfix 2.6.6 on a CentOS 6.3 server with a OpenLDAP 2.4.23 as a backend. Up until recently when a user would depart the agency we would just change their password and forward their email to their supervisor. However today we have had a user that has left that gets literally over a

Best setup for performance and fault tolerance

2011-11-29 Thread Donny Brooks
Hello all. I am in need of some guidance. First a little background. Currently our mail server is on physical hardware (Dell server with 2x 2.8GHz Xeon w/ 4GB ram, raid5 array, single gigabit nic) running on Fedora 11 and postfix-2.5.6-3.fc11.x86_64 with dovecot-1.2.11-3.fc11.x86_64. Mailstore is

Re: good data backup system for a mail server?

2011-11-16 Thread Donny Brooks
We use backuppc from backuppc.sf.net for all of our backup needs. We have 6TB of storage notched out for this and here are the specs as of today: BackupPC: Host Summary This status was generated at 11/16 11:54. Pool file system was recently at 94% (11/16 11:46), todays max is 94%

postfix with archiving and e-discovery

2011-08-10 Thread Donny Brooks
Hello all, I have done some research on this but cannot find an easy to implement solution that doesn't need us to send our mail to an outside company. We need an in-house email archiving and e-discovery solution that would work with our existing postfix/dovecot setup. Being a state