How to change outgoing mail server IP address in Linux PLESK

You can easily change the mail server ip address in cpanel by using /etc/mailips file. The same as in PLESK you can also change the outgoing mail server ip address by using “/var/qmail/control/smtproutes” file. first check the domain name which is hosted on the server by using following file 1) cat /var/qmail/control/rcpthosts domain1.com domain2.com domain3.com domain4.com domain5.com 2) By default the “/var/qmail/control/smtproutes” file is not present on PLESK server, you need to create it. vi /var/qmail/control/smtproutes 3) Then add the new ip address in the following format. domain1.com:111.222.333.444 domain2.com:111.222.333.444 4) Save the file and restart qmail /etc/init.d/qmail restart Replace the domain.com with your own domain name and the IP 111.222.333.444