Question: What Is Linux SMTP Server?

Linux SMTP Server

SMTP defines how a mail is sent from one host to another, it is also system independent, which means the sender and receiver can have different operating systems.

Most Linux distros today are shipped with two of the most common implementations of SMTP which are sendmail and Postfix.

How do I find my SMTP server name Linux?

7 Answers

  • Open up a command prompt (CMD.exe)
  • Type nslookup and hit enter.
  • Type set type=MX and hit enter.
  • Type the domain name and hit enter, for example:
  • The results will be a list of host names that are set up for SMTP.

How configure SMTP server in Linux?

Configuring SMTP in a single server environment

Configure the E-mail Options tab of the Site Administration page: In the Sending E-mail Status list, select Active or Inactive, as appropriate. In the Mail Transport Type list, select SMTP. In the SMTP Host field, enter the name of your SMTP server.

What is Postfix SMTP server? Postfix is a free and open-source mail transfer agent (MTA) that routes and delivers electronic mail. It is released under the IBM Public License 1.0 which is a free software license. Alternatively, starting with version 3.2.5, it is available under the Eclipse Public License 2.0 at the user’s option.

Which mail server is best in Linux?

5 Best Mail Servers for Linux OS

  1. Introducing SendMail. This mail server is one of the oldest and most popular Linux servers, which was introduced in the RHEL 5 version and was pre-installed on it.
  2. Introducing PostFix.
  3. Introducing Exim.
  4. Introducing Qmail.
  5. Introducing Mutt.