Email not sending / receiving

[me at chrisfleming.org]

On 06/08/16 at 04:51pm, Joel  Vande Berg wrote:
> I’m looking for some help troubleshooting my new installation.  I have Kolab
> installed on Centos7 on a Linode VM.  I used the install guide at
> www.howtoforge.com.   Everything worked correctly, the install went very
> smooth.  I was able to access the webadmin page and set-up users without a
> problem.  I am also able to access the roundcubemail login and can login and
> compose mail.
> 
> My primary issue at this point is that messages are not sending/receiving. 
> I’ve reviewed my DNS records with GoDaddy and they confirmed they look ok.  I
> had previously installed citadel and was able to send and receive messages as
> well.

The go to place, to start troubleshooting is to check /var/log/maillog

You should see the connections for incoming mails logged and if it's
rejected there should be some kind of indication why.

The same applies for outgoing messages.

Cheers
Chris