Fortinet black logo

Administration Guide

Appendix C: Port Numbers

Appendix C: Port Numbers

By default, FortiMail opens many outbound ports and listening ports to communicate with other devices.

For a detailed list of open ports, see the FortiMail section from the Fortinet Communication Ports and Protocols document.

Appendix C: Port Numbers

Appendix C: Port Numbers

By default, FortiMail opens many outbound ports and listening ports to communicate with other devices.

For a detailed list of open ports, see the FortiMail section from the Fortinet Communication Ports and Protocols document.