From the category archives:

Mail Server

Sending A Message to All Users On Linux System

by lifeLinux on May 27, 2011

To send a message to all users on linux system, you can use wall command, which sends a message to everybody logged in with their mesg permission set to yes. The message can be given as an argument to wall, or it can be sent to wall’s standard input. When using the standard input from […]


How To Flush Sendmail Queue In Linux

by lifeLinux on May 16, 2011

Check pending mail To check how many pending mail, type the following command # mailq


How to Manage Postfix Mailbox Size

by lifeLinux on May 15, 2011

How do you managing the mailbox size for users configured with the Postfix mail server ?. And how to avoid “error writing message: File too large” ?