> Our SMTP servers (Postfix) only allow authenticated users to send > messages, and checks if the sender login matches with the "mail from" > line of the SMTP protocol. The SMTP servers and IMAP/POP3 servers are > not installed on the same machines. > > This setup, as is, would make it impossible for sieve to send > redirection or vacation messages, as there would be no way for it to do > the authentication, so some kind of modification would be necessary to > make it work. I could think of two solutions:
There's a third solution, that I use, which is to have postfix allow the mailserver's IP to relay. seph --- Cyrus Home Page: http://asg.web.cmu.edu/cyrus Cyrus Wiki/FAQ: http://cyruswiki.andrew.cmu.edu List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html