Recently we migrated from good old postfix to zimbra. We have several mobile users, like android, but that seems no problem.
We do have a problem connecting with a Blackberry, we have to fill in some info, like zimbra-specific emailaddress etc
Please check the screenshot(!)
Our domain from outside
The hostname of our zimbraserver:
This wizard persistently doesn't want us to connect & we tried everything.
On the other hand, when I try connecting via mail2web via port 143 -> no success.
Or is it impossible to connect this way?
Thanks in advance!