= Configure Postfix to relay mails with your Gmail account = 1) Install postfix, postfix-tls,libsasl2 ,libsasl2-modules ,sasl2-bin 2) In {{{/etc/postfix/main.cf}}} add: {{{ myhostname = tuscolo mydomain = ninux.org mynetworks = 127.0.0.0/8 192.168.0.0/16 10.0.0.0/8 172.16.0.0/16 inet_interfaces = all mydestination = localhost.localdomain, localhost.localdomain, localhost relayhost = [smtp.gmail.com]:587 smtp_sasl_auth_enable = yes smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd smtp_sasl_security_options = noanonymous smtp_sasl_tls_security_options = noanonymous tls_random_source = dev:/dev/urandom smtp_tls_scert_verifydepth = 5 smtp_tls_CApath=/etc/ssl/certs smtp_tls_enforce_peername = no smtp_tls_per_site = hash:/etc/postfix/usar_tls }}} 3) Create the file {{{/etc/postfix/sasl_passwd}}} : {{{ smtp.gmail.com user@gmail.com:password }}} 4) Create the file {{{/etc/postfix/usar_tls}}} : {{{ smtp.gmail.com MUST_NOPEERMATCH }}} 5) Go to /etc/postfix as root and run: {{{ postmap sasl_passwd postmap usar_tls }}} This will create sasl_passwd.db and usar_tls.db. MUST BE IN /ETC/POSTFIX! 6) Restart postfix : /etc/init.d/postfix restart WARNING: all sent emails will be also copied in the "Sent" Folder of your gmail account!