Cisco CRS-1 - Carrier Routing System Router

6-4
Cisco CRS-1 Series Carrier Routing System Getting Started Guide
Chapter 6 Managing Cisco IOS XR Software Packages
Overview of Software Packages
Multiprotocol
Label Switching
(MPLS)
• MPLS forwarding and load balancing
• MPLS traffic engineering (MPLS TE)
• Label distribution protocol (LDP)
– LDP core (RFC 3036) (including link and targeted neighbors)
– LDP graceful restart (draft-ieft-mpls-ldp-graceful-restart02.txt)
– LDP high availability (HA) (restart failover)
– LDP MIBs (draft-ieft-mpls-ldp0mib-08.txt)
– LDP support for Layer 3 load balancing
– LDP support on packet-over-SONET (POS) interfaces
• Resource Reservation Protocol (RSVP)
– RSVP authentication, authorization, and accounting (AAA) CLI
– RSVP core
– RSVP extensions for OUNI
– RSVP graceful restart and hellos
– RSVP HA—nonstop forwarding (NSF) and hitless software upgrade
– RSVP refresh reduction
• UNI
– UNI-C AAA CLI
– UNI-C core
– UNI-C HA—NSF and hitless software upgrade
– UNI-C hierarchical SONET alarms suppression
– UNI-C line protocol state control
– UNI-C local path restoration
– UNI-C node recovery support
• LMP—static configuration
• Fast reroute (FRR) with link, node, and bandwidth protection
• XML schema support, configuration, and operation
Table 6-1 Optional Packages (continued)
Package Name Features