Cisco CRS Configuration Guide

Updated Nov 27 10:22:29.825
remote adjacency to GigabitEthernet0/6/0/13
Prefix Len 24, traffic index 0, precedence routine (0)
via 12.0.0.2, GigabitEthernet0/6/0/13, 0 dependencies, weight 0, class 0, \
protected [flags 0x400]
path-idx 0, bkup-idx 1 [0x9e5b71b4 0x0]
next hop 12.0.0.2
local label 16080 labels imposed {16082}
via 14.0.2.2, GigabitEthernet0/6/0/0.3, 3 dependencies, weight 0, class 0, \
backup [flags 0x300]
path-idx 1
next hop 14.0.2.2
remote adjacency
local label 16080 labels imposed {16079}
RP/0/RP0/CPU0:router#show cef 211.1.1.1/24 detail
211.1.1.0/24, version 0, internal 0x40040001 (ptr 0x9d9e1a68) [1], 0x0 \
(0x9ce0ec40), 0x4500 (0x9e2c69e4)
Updated Nov 27 10:22:29.825
remote adjacency to GigabitEthernet0/6/0/13
Prefix Len 24, traffic index 0, precedence routine (0)
gateway array (0x9cc622f0) reference count 1158, flags 0x28000d00, source lsd \
(2),
[387 type 5 flags 0x101001 (0x9df32398) ext 0x0 (0x0)]
LW-LDI[type=5, refc=3, ptr=0x9ce0ec40, sh-ldi=0x9df32398]
via 12.0.0.2, GigabitEthernet0/6/0/13, 0 dependencies, weight 0, class 0, \
protected [flags 0x400]
path-idx 0, bkup-idx 1 [0x9e5b71b4 0x0]
next hop 12.0.0.2
local label 16080 labels imposed {16082}
via 14.0.2.2, GigabitEthernet0/6/0/0.3, 3 dependencies, weight 0, class 0, \
backup [flags 0x300]
path-idx 1
next hop 14.0.2.2
remote adjacency
local label 16080 labels imposed {16079}
Load distribution: 0 (refcount 387)
Hash OK Interface Address
0 Y GigabitEthernet0/6/0/13 remote
The following example shows how to verify the IGP route 211.1.1.1/24 in MPLS LDP output:
RP/0/RP0/CPU0:router#show mpls ldp forwarding 211.1.1.1/24
Prefix Label Label Outgoing Next Hop GR Stale
In Out Interface
---------------- ------- ---------- ------------ ------------------- -- -----
211.1.1.0/24 16080 16082 Gi0/6/0/13 12.0.0.2 Y N
16079 Gi0/6/0/0.3 14.0.2.2 (!) Y N
RP/0/RP0/CPU0:router#show mpls ldp forwarding 211.1.1.1/24 detail
Prefix Label Label Outgoing Next Hop GR Stale
In Out Interface
---------------- ------- ---------- ------------ ------------------- -- -----
211.1.1.0/24 16080 16082 Gi0/6/0/13 12.0.0.2 Y N
[ Protected; path-id 1 backup-path-id 33;
peer 20.20.20.20:0 ]
16079 Gi0/6/0/0.3 14.0.2.2 (!) Y N
[ Backup; path-id 33; peer 40.40.40.40:0 ]
Routing update : Nov 27 10:22:19.560 (1d08h ago)
Forwarding update: Nov 27 10:22:29.060 (1d08h ago)
Cisco IOS XR MPLS Configuration Guide for the Cisco CRS Router, Release 5.1.x
87
Implementing MPLS Label Distribution Protocol
Verify IP LDP Fast Reroute Loop Free Alternate: Example

Cisco CRS Specifications

General

Operating System	Cisco IOS XR
Product Type	Core Router
Form Factor	Modular Chassis
Dimensions	Varies by chassis type
Weight	Varies by chassis type
Architecture	Distributed
Switch Fabric	Multi-stage
Interface Support	Ethernet, SONET/SDH, OTN
Interfaces/Ports	Varies by line card
Port Density	Varies by line card
Routing Protocol	BGP, IS-IS, OSPF, MPLS
Management	CLI, SNMP
Power Supply	Redundant, hot-swappable
Cooling	Redundant, Hot-swappable Fan Trays
Supported Protocols	IPv4, IPv6, MPLS
Management Interfaces	Ethernet, console
Security Features	ACLs