This page describes how to set up exim 4 on both a laptop and a server so that you can relay mail via the server no matter where your laptop logs in from.
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Howto check number of emails in the mail queue:

exim -bpc

To check the email ID, sender and receiver of the each email:

exim -bp | more

To delete frozen emails from the mail queue, execute:

exim -bp | grep ‘frozen’ | awk ‘{print $3}’ | xargs exim -Mrm

similarly, to delete emails sent using a script’

exim -bp | grep ‘<>’ | awk ‘{print $3}’ | xargs exim -Mrm

To disable Mailman on a cPanel server, remove the execute permissions of the mailman wrapper

chmod -x /usr/local/cpanel/3rdparty/mailman/mail/wrapper

If you ever want to enable it:

chmod +x /usr/local/cpanel/3rdparty/mailman/mail/wrapper

Custom Apache and PHP modules add features to the EasyApache system, and are accessible from both the command line and graphical WHM interfaces. These modules are compiled into Apache and/or PHP just like the modules provided with EasyApache.

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Question: I’m using Exim mail server under CentOS Linux. How do I remove all messages from the Exim mail queue using a shell prompt?

Answer: Exim is a mail transfer agent (MTA) used on Unix-like operating systems. It aims to be a general and flexible mailer with extensive facilities for checking incoming e-mail.

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