Ubuntu/Debian Bash: Mail: command not found (CentOS, Redhat)

With the minimum installation of any Linux distribution, you are unable to see the majority of the commands on your system. An operating system installs only the packages that are required to run; superfluous programs are skipped. In the majority of Linux distributions, sending emails from the command line is accomplished with the mail command. Most Debian-based computers may display an error like “The program mail is currently not installed.”

Install mail Command:

Let’s use one of the following commands to install the mail command according to your operating system. For RHEL based OS, this command installed from mailx rpm packages.

Install mail command on CentOS/Redhat 7/6/5:

yum install mailx

Install mail command on Fedora 22+:

dnf install mailx

Install mail command on Ubuntu/Debian/LinuxMint:

On Debian based operating system this command found in mailutils package.

sudo apt-get install mailutils

Sending Test Email

Send a test email using the following command after installing mail command packages in your system.

echo “Hello World” | mail -s “Message Subject” receiver@example.com

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