osx postfix relay email config hints...

gistfile1.txt

$ sudo vim /etc/postfix/main.cf

myhostname = local.yourdomain.tld

mydomain = yourdomain.tld

myorigin = $mydomain

relayhost = [smtp.your-isp.tld]:587

smtp_sasl_auth_enable = yes
smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd
smtp_sasl_security_options = noanonymous
smtp_sasl_mechanism_filter = plain
smtp_use_tls = yes
smtp_tls_security_level = may

$ sudo vim /etc/postfix/sasl_passwd

[smtp.your-isp.tld]:587 USERNAME@DOMAIN:PASSWORD

$ sudo postmap /etc/postfix/sasl_passwd
$ sudo rm /etc/postfix/sasl_passwd


$ sudo launchctl unload -w /System/Library/LaunchDaemons/org.postfix.master.plist
$ sudo launchctl load -w /System/Library/LaunchDaemons/org.postfix.master.plist


check /var/log/mail.log if you encounter any problem.