The document discusses the Cisco ASR 9000 architecture, which is designed for longevity and common hardware/software across products. It has a modular, distributed operating system called Cisco IOS XR. The ASR 9000 includes various chassis including the ASR 9001, ASR 9006, ASR 9010 and ASR 9922, which provide scalable switching capacity up to 96 terabits per second. It discusses the system components including line cards, switch fabrics, power supplies and control processors.