Cisco Cisco CRS-X Multishelf System Data Sheet
Data Sheet
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Cisco CRS-1 4-Slot Single-Shelf System
The Cisco
®
CRS-1 Carrier Routing System is the industry’s only 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
and IP over DWDM for 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 4-Slot Single-Shelf
System (Figure 1). For more information about the Cisco CRS 1, visit:
http://www.cisco.com/go/crs
.
Figure 1. Cisco CRS-1 4-Slot Single-Shelf System
Product Specifications
Table 1 gives specifications of the Cisco CRS-1 4-Slot Single-Shelf System.
Table 1.
Specifications of Cisco CRS-1 4-Slot Single-Shelf System
Feature
Description
Product compatibility
Compatible with all current Cisco CRS-1 physical layer interface modules (PLIMs) and the
modular services card (MSC)
modular services card (MSC)
Software compatibility
Cisco IOS XR Software Release 3.4 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 (IS-IS)
●
Multicast forwarding with support for source-based and shared distribution trees and the
following protocols:
◦
Protocol Independent Multicast sparse mode (PIM SM)