Month: July 2018

Custom background image on Cisco IP Phone

Introduction This is a short article on how to create a custom background image on Cisco IP phone managed by Cisco Unified Communications Manager(CUCM). We will consider IP Phone Cisco 8851 and CUCM 11.5, but the provided instructions are applicable to any IP Phone managed by CUCM. Background Image Format The first thing we need

Shell Scripting Guide

Introduction In this guide we are going to learn how to use BASH shell scripting. Shell scripting is usually used for tasks such as file manipulation, program execution and task automation. Shell scripts contain the same commands you normally run in a terminal, it just allows you to group them together and run them in

How to create a custom recording for IVR greeting in FreePBX?

Introduction In this short tutorial we are going to create a custom recording for IVR greeting. These recordings are called Announcements/System Recordings (these terms are used interchangeably) in FreePBX. Whenever you create an IVR application you select which audio file should be played back to the callers in Announcement field. How to create a custom