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Use ports in aliases

Use ports in aliases: Firewall Administration Essential Training
Use ports in aliases: Firewall Administration Essential Training

Aliasing several ports together that are required to pass a known service can be a great power tool in your toolbox. You can, for example, create an alias for mail that sends all necessary port combinations to the right place to process your mail. In this video, look at how that would be done. Learn how to configure an alias that can reference POP, IMAP, and SMTP, encrypted and decrypted. Discover which ports are necessary for each of the services, what they do, and why you would forward them to a given host.

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Security IT

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