Thank you, Phoenix
After reading though the split DNS article, i installed bind9 DNS server on my server. set up the DNS server as per this article on the turnkey website forum
How to access Zimbra Admin from web At the bottom there is section that talks about setting up an DNS. Used those instaration and after i stopped and restarted the bind server. I told my email that were deferrend in the mail server to reque. Within 2 mintues i hade all the emails in my inbox, now my mail server is set up great and everything is working.
Thank you,
PS... it toke me about a week to setup the Zimbra server. (first time i have ever done this) but i love the server. Its has a lot of extras that i am going to try next... mobile smart phone to name one...
Thanks for all your help.