Difference between revisions of "CentOS 7.x Enable submission 587 port for postfix"
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(Created page with "<yambe:breadcrumb>CentOS_7.x_postfix_configuration|CentOS 7.x postfix configuration</yambe:breadcrumb> =CentOS 7.x Enable submission 587 port for postfix= To enable Submissio...") |
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[[Main Page|Home]] > [[CentOS]] > [[CentOS 7.x]] > [[CentOS 7.x email configuration|Email configuration]] > [[CentOS 7.x postfix configuration|Postfix configuration]] > [[CentOS 7.x Enable submission 587 port for postfix]] | |||
To enable Submission 587 port when [[TLS configuration for postfix]] for port 25 is already configured use: | To enable Submission 587 port when [[TLS configuration for postfix]] for port 25 is already configured use: | ||
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[[Main Page|Home]] > [[CentOS]] > [[CentOS 7.x]] > [[CentOS 7.x email configuration|Email configuration]] > [[CentOS 7.x postfix configuration|Postfix configuration]] > [[CentOS 7.x Enable submission 587 port for postfix]] | |||
Latest revision as of 15:48, 28 August 2022
Home > CentOS > CentOS 7.x > Email configuration > Postfix configuration > CentOS 7.x Enable submission 587 port for postfix
To enable Submission 587 port when TLS configuration for postfix for port 25 is already configured use:
- Edit /etc/postfix/master.cf
- Uncomment following lines:
- submission inet n - n - - smtpd
- -o syslog_name=postfix/submission
- -o smtpd_tls_security_level=encrypt
- -o smtpd_sasl_auth_enable=yes
- -o smtpd_reject_unlisted_recipient=no
- -o smtpd_recipient_restrictions=permit_sasl_authenticated,reje
- systemctl restart postfix
- netstat -alnp | grep 587
- To ensure that firewall is not blocking incoming connection to 587 try "telnet <server> 587" from a remote machine.
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