[How To] Change mail server IP in WHM cPanel

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Sometimes mail server IP gets blacklisted in the RBL's which causes inconvenience to send / receive emails. To overcome the problem, the mail server IP can be changed so that emails will work fine.

To change mail server IP in WHM cPanel:

1) Login to WHM and got to WHM >> Main >> Service Configuration >> Exim Configuration Editor >> Domains and IPs , enable option "Send outgoing mail from the ip that matches the domain name in /etc/mailips"

2) Login in the server as a root user using shell and open file /etc/mailips for editing which will display something like this


Replace with the new mail server IP and save the file.

3) Restart exim service

/etc/init.d/exim restart

If any feedback, queries are always welcome!

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About Abhijit Sandhan

Loves Open Source, Blogging, Traveling, Hiking and sharing Knowledge!

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