Matias E. Fernandez: > What I'm trying to achieve is exactly that. I want that this message: > > echo "root alias set" | /usr/sbin/sendmail -f root root > > sent from host.example.com be sent to the central mail server at > mx1.example.com and delivered to root. > > I have the following settings: > myorigin = host.example.com > mydestination = > # relay to mx > relayhost = example.com > inet_interfaces = loopback-only > local_transport = error:local delivery is disabled
Weird, but possible. Add: /etc/postfix/main.cf: masquerade_domains = $mydomain masquerade_classes = envelope_recipient, envelope_sender This makes sure that the envelope is valid, but it leaves the hostname in the headers. Wietse