Chapter 34 MPLS Traffic Engineering - Fast Reroute Link Protection

Verification Examples

Tunnel500

 

Tun hd

AT4/0.100:Untagg Tu501:20

ready

Prefix item frr information:

 

 

 

 

 

Prefix

Tunnel

In-label Out intf/label

FRR intf/label Status

10.0.0.8/32

Tu500

18

AT4/0.100:Pop ta

Tu501:20

ready

10.0.8.8/32

Tu500

19

AT4/0.100:Untagg

Tu501:20

ready

10.8.9.0/24

Tu500

22

AT4/0.100:Untagg

Tu501:20

ready

LSP midpoint item frr information:

 

 

 

 

LSP identifier

In-label Out

intf/label

FRR intf/label

Status

Use the following command to verify the backup tunnel information.

Router# show mpls traffic-eng tunnels backup

Router_t578

LSP Head, Tunnel578, Admin: up, Oper: up

Src 10.55.55.55, Dest 10.88.88.88, Instance 1

Fast Reroute Backup Provided:

Protected i/fs: PO1/0, PO1/1, PO3/3

Protected lsps: 1

Backup BW: any pool unlimited; inuse: 100 kbps

Router_t5710

LSP Head, Tunnel5710, Admin: admin-down, Oper: down

Src 10.55.55.55, Dest 10.7.7.7, Instance 0

Fast Reroute Backup Provided:

Protected i/fs: PO1/1

Protected lsps: 0

Backup BW: any pool unlimited; inuse: 0 kbps

Router_t5711

LSP Head, Tunnel5711, Admin: up, Oper: up

Src 10.55.55.55, Dest 10.7.7.7, Instance 1

Fast Reroute Backup Provided:

Protected i/fs: PO1/0

Protected lsps: 2

Backup BW: any pool unlimited; inuse: 6010 kbps

Use the following command to verify detailed RSVP-related receiver information currently in the database.

Router# show ip rsvp reservation detail

Reservation:

Tun Dest: 10.1.1.1 Tun ID: 1 Ext Tun ID: 10.1.1.1

Tun Sender: 10.1.1.1 LSP ID: 104

Next Hop: 10.1.1.2 on Gi1/0

Label: 18 (outgoing)

Reservation Style is Shared-Explicit, QoS Service is Controlled-Load

Average Bitrate is 0 bits/sec, Maximum Burst is 1K bytes

Min Policed Unit: 0 bytes, Max Pkt Size: 0 bytes RRO:

10.1.1.1/32, Flags:0x1 (Local Prot Avail/to NHOP) Label subobject: Flags 0x1, C-Type 1, Label 18

10.1.1.1/32, Flags:0x0 (Local Prot Avail/In Use/Has BW/to NHOP) Label subobject: Flags 0x1, C-Type 1, Label 16

10.1.1.2/32, Flags:0x0 (No Local Protection) Label subobject: Flags 0x1, C-Type 1, Label 0

Resv ID handle: CD000404.

Policy: Accepted. Policy source(s): MPLS/TE

Use this command to display hello status and statistics for FRR, reroute (hello state timer), and graceful restart.

Router# show ip rsvp hello

Hello:

 

Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide

34-22

OL-23826-09

Page 686
Image 686
Cisco Systems A9014CFD manual 34-22, Router# show ip rsvp hello