The main content of our book is based around a series of scenarios based on a template and length of 5 around pages each, excluding configs. These should read like cookbook recipes and they should cover a good extent of cases.
A paragraph explaining what is to be found in each of the subchapters.
Setting up basic VoIP services
Interfacing basic VoIP services to the PBX
Adding features to basic VoIP services
Reachability and peering (
Trusted peering