How to force Force postfix to use only IPv4 protocol?

Here are the steps to Force postfix to use only IPv4 protocol - 

1. Open postfix configuration file. (main.cf)
# vi /etc/postfix/main.cf

2. Change inet_protocols value from inet_protocols = all to inet_protocols = ipv4

3. Now, restart postfix service by using below command.
#service postfix restart

Now, postfix will use only IPv4 protocol.
  • 28 Users Found This Useful
Was this answer helpful?

Related Articles

How to retrieve plesk panel admin password?

Steps to retrieve plesk panel admin password -For Plesk versions 10.x-12.x :Log in to server via...

How to repair vhost permissions for domains?

Here is the solution to repair the vhost permission - Login to your plesk server via SSH and...

Unable to connect FTP - Incorrect Password or User Account is disabled in Windows

Error - The domain's primary ftp user account is disabled in Windows or has an invalid password....

How to install and configure the Mod Security on Plesk 12 admin?

Mod Security installer is used for preventing the attacks on web applications. Mod security will...

How to overcome the Mysql LOCK on table?

" Lock on the tables " in MySQL could cause a serious performance issue. For example we will...

Powered by WHMCompleteSolution