Did you search the forums, the wiki or read the product installation guide? Any of those would have told you that the hosts file (as you've listed it in your first post) is completely wrong. I assume you have a DNS serevr set-up on your LAN? What is the FQDN of your zimbra server.
Originally Posted by Damon
Fix the hosts file and then run the following commands on the zimbra server and post the output:
dig sausddesigns.com mx
dig sausddesigns.com any
host `hostname` <-- type that command exactly as you see it using backticks noit single quotes.