The Cisco® CRS-1 Carrier Routing System is the industry's first carrier router offering continuous system operation, unprecedented service flexibility, and system longevity. The Cisco CRS-1 is powered by Cisco IOS® XR Software-a unique self-healing, distributed operating system designed for always-on operation while scaling system capacity up to 92 Tbps. The innovative system architecture combines the Cisco Silicon Packet Processor, the first programmable 40-Gbps application-specific integrated circuit (ASIC), with the Cisco Service Separation Architecture for unprecedented service flexibility and speed to service. The Cisco CRS-1 marks a new era in carrier IP Communications by powering the foundation for network and service convergence today while protecting investments for decades to come.
This data sheet provides detailed product specifications for the Cisco CRS-1 8-Slot Line-Card Chassis Route Processor. For more information about the Cisco CRS-1 or other interfaces available on the Cisco CRS-1, visit:
Compatible with the Cisco CRS-1 8-Slot Line-Card Chassis
Software Compatibility
Cisco IOS XR Software Release 3.00 or higher
Protocols
• Cisco Discovery Protocol
• IPv4 and IPv6 addressing
• Internet Control Message Protocol (ICMP)
• Layer 3 routing protocols, including Border Gateway Protocol Version 4 (BGPv4), Open Shortest Path First Version 2 (OSPFv2), OSPFv3, Intermediate System-to-Intermediate System Protocol (IS-IS)
• Multicast forwarding with support for source-based and shared distribution trees and the following protocols:
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