For service providers, the Cisco ASR 1000 Series Routers facilitate more flexible, efficient, and cost-effective delivery of complex consumer and business services. For enterprises, the Cisco ASR 1000 Series Routers deliver a highly reliable, high-performance WAN edge solution where information, communication, collaboration, and commerce converge.

Refer the following url for more info on ASR 1000:

http://www.cisco.com/en/US/docs/routers/asr1000/install/guide/chassis/asr1ttl.html