Oguz Yilmaz: > Hi, > > In some of my setups, I locate postfix as content filtering for smtp, > and before the original mail server. > > internet -> postfix relay -> mail server > > In cases of "myhostname=mail.mydomain.com" and also the hostname of > the mail server is "mail.mydomain.com" Postfix will give an error of > "greeted me with my own hostname" and bounce the e-mail with "loops > back to myself". Actually this is not a real loopback case.
Use different myhostname settings for different MTA instances. Each name should match the inet_interfaces setting of its MTA. Wietse