I have recently installed ISA server and set up afew nodes as Secure NAT clients I ran the secure mail wizard and set up my email server. I am able to send emails out but am unable to receive any. When I try to send mail to the mail server on my network. I get the following error: This is an automatically generated Delivery Status Notification. THIS IS A WARNING MESSAGE ONLY. YOU DO NOT NEED TO RESEND YOUR MESSAGE. Delivery to the following recipients has been delayed. craig@xxxxxxxxx Please help me let me know what I am doing wrong. __________________________________ Do you Yahoo!? Yahoo! Calendar - Free online calendar with sync to Outlook(TM). http://calendar.yahoo.com