This solved my problem. Thanks, James On Apr 26, 2010, at 10:17 AM, Wietse Venema wrote:
James R. Marcus: I have two applications that run on windows that return this error when I try to use my postfix relay to send mail. An error occurred while trying to send the test email. 504 5.5.2 : Helo command rejected: need fully-qualified hostname I have added the IPs to mynetworks, but Postfix is requiring a FQDN before allowing the server to relay. Put "permit_mynetworks" before "reject_non_fqdn_mumble". Wietse
