On Thu, Mar 19, 2009 at 11:36 AM, Lewin, Greg <le...@infimed.com> wrote: successfully send from the DMZ to the Exchange and deliver mail to my local > authoritative domain. When I try to actually (relay) deliver mail to a remote > domain I'm getting a unable to relay 550 5.7.1 error.
You have to tell Exchange to allow anonymous relaying from the IP address of your DMZ box. -- Ben ~ Ninja Email Security with Cloudmark Spam Engine Gets Image Spam ~ ~ http://www.sunbeltsoftware.com/Ninja ~
