Postfix

Mail Relay

To use Postfix as a mail relay server, edit the /etc/postfix/main.cf configuration with the following:

relayhost = [smtp.example.com]:587
smtp_use_tls = yes
smtp_sasl_auth_enable = no

This assumes that smtp.example.com accepts TLS encrypted SMTP connections via 587.

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Postfix

Mail Relay

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