How to disable open relay on cPanel server

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Sometimes your server might face mail problems as the server is configured for open relay.

Open Relay:

This allows SMTP server to be configured in such a way that it allows anyone on the Internet to send e-mail through it. This can blacklist the server’s IP address

To disable Open Relay on the cpanel server you can follow following simple steps:

Login to WHM.

Navigate to WHM >> Main >> Tweak Settings >> Initial default/catch-all forwarder destination.

Set this setting to Bounce / Fail.This should turn off the open relay on the server.

“Bounce” / “Fail” is usually the best choice if you are getting mail attacks.

 

 


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