Better understand modern approaches to voice communications
At its simplest, telephony just means the technology we use to talk to one another at a distance.
In reality, of course, we all know the definition is much murkier.
These days, examining phone systems means putting multiple versions of technology up against each other. It may make some people think of rotary or touch-tone phones, and make others think of only touchscreen-driven devices. That’s to say nothing of the networks powering this hardware, the deep, dark ocean of technical details and acronyms lurking below the tip of the proverbial iceberg.