4000 Router Series MPLS Configuration Guide

[RouterA] ip route-static 4.1.1.2 24 tunnel 4 preference 1

Verifying the configuration

# Execute the display mpls lsp command on each router. You can see the LSP entries. Router B and Router

C each have two CRLSPs. The bypass CRLSP backs up the primary CRLSP.

[RouterA] display mpls lsp

FEC Proto In/Out Label Interface/Out NHLFE

1.1.1.1/4/48960 RSVP -/1245 Eth1/1

2.1.1.2 Local -/- Eth1/1

[RouterB] display mpls lsp

FEC Proto In/Out Label Interface/Out NHLFE

1.1.1.1/4/48960 RSVP 1245/3 ETH1/2

Backup 1245/3 Tun5

2.2.2.2/5/31857 RSVP -/3 ETH1/2

3.2.1.2 Local -/- POS5/0

3.1.1.2 Local -/- ETH1/2

# Shut down the protected interface Ethernet 1/2 on the PLR (Router B).

[RouterB] interface ethernet 1/2

[RouterB-Ethernet1/2] shutdown

[RouterB-Ethernet1/2] quit

# Execute the display interface tunnel 4 command on Router A to display information about the primary

CRLSP. You can see that the tunnel interface is still up.

# Execute the display mpls te tunnel-interface command on Router A to display the detailed information

of the tunnel interface.

[RouterA] display mpls te tunnel-interface

Tunnel Name : Tunnel 4

Tunnel State : Up (Main CRLSP up, Shared-resource CRLSP being set up)

Tunnel Attributes :

LSP ID : 18753 Tunnel ID : 4

Admin State : Normal

Ingress LSR ID : 1.1.1.1 Egress LSR ID : 3.3.3.3

Signaling : RSVP-TE Static CRLSP Name : -

Resv Style : SE

Tunnel mode : -

Reverse-LSP name : -

Reverse-LSP LSR ID : - Reverse-LSP Tunnel ID: -

Class Type : CT0 Tunnel Bandwidth : 0 kbps

Reserved Bandwidth : 0 kbps

Setup Priority : 7 Holding Priority : 7

Affinity Attr/Mask : 0/0

Explicit Path : pri-path

Backup Explicit Path : -

Metric Type : IGP

Record Route : Disabled Record Label : Disabled

FRR Flag : Enabled Backup Bandwidth Flag: Disabled

Backup Bandwidth Type: - Backup Bandwidth : -

Route Pinning : Disabled

Retry Limit : 10 Retry Interval : 2 sec