T-Carrier: The Forgotten Backbone of Early Internet

This article delves into the history of T-carrier technology, a digital carrier system that played a crucial role in the evolution of telecommunications and the early internet. Known for its reliability and low latency, T1 lines, a common type of T-carrier, were a prevalent choice for commercial internet access, particularly in online gaming, despite their relatively low bandwidth compared to later technologies like DSL. The article explains the technical details of T-carrier, its relationship to ISDN and SONET, and its eventual decline, highlighting its lasting impact on modern networking.