Important concepts to understand

FreeSWITCH is a very versatile piece of software. One of the biggest reasons that it's so versatile is because the world of telephony is very dynamic. As the developers of the software, we often faced difficult choices when making decisions about how FreeSWITCH should behave in various situations. Quite often, we faced conundrums where a large number of potential users required the software to work in a specific way, and the others expected the exact opposite behavior. We easily support devices that behave properly, but at the same time we must adapt to tolerate many devices that blatantly violate specifications. FreeSWITCH was designed to scale, so we also had to design things so you can start out with a self-contained static configuration and be able to scale into using live dynamic configurations without missing a beat. This is a lot to swallow for a new user but don't fret. When you installed FreeSWITCH in the previous chapter, you also installed a fully...