Thank you matty for replying, but I fixed the issue as follows:
Solution 1: for not being able to recieve emails:
I can now recieve email but not send! Thanks for helping me out.
Here is an output from mail.log:
Sep 2 15:09:29 server1 imapd:...
I just installed Ubuntu Server 9.04 with ISPConfig using Falkos how to:
Separate names with a comma.