Download Mantis.

Unpack Mantis files:

 % unzip mantis-xxxx.zip 

Create and edit configuration file:

 % mv config_inc.php.sample config_inc.php

Install Mantis. Point browser to Mantis site: http://www.example.com/mantis

Install msttcorefonts (required for graphs):

 % apt-get install msttcorefonts 

If not available, download a copy from http://corefonts.sourceforge.net

Create users.

Create projects.

Create custom fields.

Create tags.

Add issues (Report Issue).