Changing From SquirrelMail To RoundCube On Your ISPConfig3 Server

This tutorial has been created for those who have installed The Perfect Server – CentOS 5.4 x86_64 [ISPConfig 3]
and do not like SquirrelMail as webmail client. Here’s a guide to
replace SquirrelMail with RoundCube, which is more visually attractive
and easier to manage for our clients.