To find out what mailx package is installed on your system, check the "man mailx" output and scroll down to the end and you should see some useful information. Simple mail Run the following command, and then mailx would wait for you to enter the message of the email. You can hit enter for new lines. After than mailx automatically delivers the email to the destination. Take message from a file The message body of the email can be taken from a file as well.
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An email has a different architecture than standard client-server. We will look at a command-line based mailing application named mailx. General Concept As stated in previous paragraph email systems are bit more complex than standard client server architecture. Mail clients connects to the mail transfer agent to transmit emails. Below are some architectural view of a simple email transmission. In order to work properly we should install the bsd-mailx package like below. This is the fastest way to mail also.
We think it is ok. Read Email In previous example we have send mail to local system user ismail. This body part can be written by hand. But if it is long and repetitive task we do not want to do always there is an alternative.
In this example body. This file may also an html file too. I hope your pageviews are good. In this example we will send email both to the ismail localhost and root localhost. Keep in mind that there may be more than two recipients. This can be especially useful for automated systems where return will be do a specific email address. Emai users generally attaches some documents, image, zip file to the emails to send to the receiver.
In GUI email clients it can be easy as copy paste or selecting file. But how can we send email attachments in command line interface. In the example we will add file name a. Local mail system is provided as a simple mechanism by Linux operating system. But in order to send emails we need to setup SMTP server for the mail and mailx command. SMTP configuraiont is put into command line and have some text to type.
Be sure that the system you are using is secure because the clear text password is provided. This option is used to prevent self signed ssl problems. But this makes the operation less secure. Debug, Troubleshoot and Verbose Output The general assumption is that there will be problems where sending emails. So wee need to debug to get details of the problem.
The list provides information like sender, date, time, size and the subject part.
Shell Programming and Scripting
9 mail/mailx command examples to send emails from command line on Linux