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This article mainly shows you "how to use mail command to send mail on Linux", the content is simple and easy to understand, organized clearly, I hope to help you solve doubts, let Xiaobian lead you to study and learn "how to use mail command to send mail on Linux" this article bar.

The mail command is easy to use. If you don't need to send an attachment, you can send an email using the following mail command format:

$ echo "This is the mail body" | mail -s "Subject" 2daygeek@gmail.com

If you want to send an attachment, use the following mail command format:

$ echo "This is the mail body" | mail -a test1.txt -s "Subject" 2daygeek@gmail.com

-a: Used to add attachments to Red Hat-based systems.

-A: Used to add attachments to Debian-based systems.

-s: Specifies the message title.

Linux is a free-to-use and freely distributed UNIX-like operating system, is a POSIX-based multi-user, multitasking, multi-threaded and multi-CPU operating system, using Linux to run major Unix tools, applications and network protocols.

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