Linux Basics and Troubleshooting for CompletePBX
Managing CompletePBX on CentOS

Linux Basics and Troubleshooting for CompletePBX udemy course
Managing CompletePBX on CentOS
The goal of the course is to give the trainee basic familiarity with the Linux operating system, the ability to perform basic day-to-day activities in the PBX, and provide some basic troubleshooting tools.
This course is Web-based and requires no special equipment or prior technical knowledge.
This course provides an introduction to Linux by providing:
Basic familiarity with the Linux operating system
Some basic Linux tools
Some basic troubleshooting tools