postfix

Postfix mail transfer agent (MTA) control program. See also dovecot, a mail delivery agent (MDA) that integrates with Postfix. More information: https://www.postfix.org.

• Check the configuration:

sudo postfix check

• Check the status of the Postfix daemon:

sudo postfix status

• Start Postfix:

sudo postfix start

• Gracefully stop Postfix:

sudo postfix stop

• Flush the mail queue:

sudo postfix flush

• Reload the configuration files:

sudo postfix reload