In this brief asterisk overview chapter will make sure you're familiar with the g_m_ asterisk and some of the non-technical foundational information related to each in this module entitled what is asterisk will describe n defined asterisk this will enable us to work through the rest of the course from a shared understanding of asterisks high-level capabilities and basic features in the next nigel will you be stingy on the asterisk company the remaining modules in this chapter will cover asterisks versioning model and several common asterisk use cases in the next chapter will dampen some of the more technical content. First it's important that you have an understanding of some basic asker's concepts this will create a framework that will allow you to more easily understand the technical content perhaps the simplest yet most exact single sentence description of asterisk is that it is an open-source telephony platform it's open-source which means that the individual l...