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How to Perfom SMTP Test Command in Linux

SMTP (Simple Mail Transfer Protocol) is a protocol used for sending email messages between servers. SMTP is widely used by email clients and servers to send and receive email messages….

How to Setup Postfix on CentOS 6.4

Postfix is a open-source mail transfer agent (MTA) that routes and delivers electronic mail. Postfix is an alternative for Sendmail service which provide the same function. This post will describe…

How to Remove the Postfix Mail Queue

Postfix is a free and open-source mail transfer agent (MTA) that routes and delivers an email. Under Postfix MTA, there are basic command to empty or remove Postfix Mail Queue….


How to Check Postfix Version

Postfix is a popular open-source mail transfer agent (MTA) used by many organizations worldwide. It is designed to be fast, easy to administer, and highly secure. If you are running…

postfix telnet

How to Test Posfix Mail Service using Telnet

In order to test the mail services working properly, testing needs to be performed. Instead of using GUI mail client or webmail to test the sending and receiving email,you also…