How Telecom Multiplexers Work: From FDM to T1 and T3
In this two part article we’ll explore the history of the multiplexer, how it works, and why it is the backbone of provider networking.
T1
A History of the Leased Line
Introduction The concept of a leased line, where a customer pays a service provider for a private WAN connection predates computer networking. In fact, the origins of the leased line were in the telegraph days. Over the years the term has been used to describe a multitude of different services. It’s easy to confuse different … Read more