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Cisco CRS-1 Series Carrier Routing System Getting Started Guide
Chapter 6 Managing Cisco IOS XR Software Packages
Overview of Software Packages
Line Card • Alarms and (performance monitoring) PM
• Automatic Protection Switching (APS) during line card (LC) failure
• APS during LC OIR
• APS and MSP GR-253
• G-783 Annex A/G-841 (no Annex B)
• Cisco IOS-like APS and MSP
• Bellcore GR-253 (as applicable)
• Dynamic mapping of queues to interfaces
• Hierarchical QoS (on cards that support this)
• ITU-T G.957 (as applicable)
• Layer 1 loopback
• Loopback support (per subinterface and per port)
• OC-192
• OC-48
• Optical power monitoring
• Pointer activity monitoring
• SONET and Synchronous Digital Hierarchy (SDH) alarm recognition and
processing
• SONET and SDH header byte visibility and manipulation
• SONET and SDH concatenated
• Standards-compliant SONET and SDH interface
• Stratum3 and G.813 clocking
• Maximum number of egress (CoS) queues as supported by hardware
• Maximum number of ingress queues as supported by the hardware
• Maximum number of interfaces as supported by hardware
• Maximum prefix table size as supported by hardware
• Synchronization: local (internal) or loop timed (recovered from network); Stratum
3 (4.6 pmm) clock accuracy
Table 6-2 Required Packages Included in the Cisco IOS XR Unicast Routing Core Bundle
Package
Name Features
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