If your server have more than one IP, the answer is yes you can using it with port 25.
On Thu, 20 Feb 2014 12:41:13 +0100 Infoomatic via amavis-users <[email protected]> wrote: > > Thanks for the example. > > Is there another way using port 25 (some users can only access port 25)? > > > > Gesendet: Donnerstag, 20. Februar 2014 um 12:10 Uhr > > Von: "Wijatmoko U. Prayitno via amavis-users" <[email protected]> > > An: "Infoomatic via amavis-users" <[email protected]> > > Betreff: Re: block outgoing spam > > > > On Thu, 20 Feb 2014 11:12:47 +0100 > > Infoomatic via amavis-users <[email protected]> wrote: > > > > > Or is it possible in postfix to use different > > > content_filter for incoming and outgoing mails? ... I > > > could start 2 amavis instances on different ports, one > > > handling outgoing and one handling incoming mails, > > > however I don't know how to configure this in postfix > > > or distinguish incoming/outgoing mails. > > > > > Use port 587 submission for your user.. example: > > > > master.cf > > --------- > > submission inet n - n - - smtpd > > -o broken_sasl_auth_clients=yes > > -o milter_macro_daemon_name=ORIGINATING > > -o > > smtpd_client_restrictions=permit_sasl_authenticated,permit_mynetworks,reject > > -o > > smtpd_helo_restrictions=permit_sasl_authenticated,permit_mynetworks,reject > > -o > > smtpd_recipient_restrictions=permit_sasl_authenticated,permit_mynetworks,reject > > -o smtpd_sasl_auth_enable=yes > > -o smtpd_sasl_security_options=noanonymous > > -o smtpd_tls_security_level=encrypt > > -o syslog_name=postfix/submission > > >
