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Enabling the ip router alert option, Displaying mpls bfd information – Brocade Multi-Service IronWare Switching Configuration Guide (Supporting R05.6.00) User Manual

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Multi-Service IronWare Switching Configuration Guide

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Displaying MPLS BFD information

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Brocade(config)# router mpls

Brocade(config-mpls)# lsp blue

Brocade(config-mpls-lsp-blue)# secondary-path alt_sf_to_sj

Brocade(config-mpls-lsp-blue-sec-path)# bfd

Enabling the IP router alert option

NOTE

The set-router-alert-option command is supported only for NetIron XMR and NetIron MLX devices.

The set-router-alert-option command sets the IP router alert option for MPLS BFD packets sent
from the ingress device to the egress device. Brocade devices support the IP router alert option as
defined in RFC 2113. To enable router alert option, enter the following command under the LSP
BFD configuration.

Brocade(config)# router mpls

Brocade(config-mpls)# lsp blue

Brocade(config-mpls-lsp-blue)# bfd

Brocade(config-mpls-lsp-blue-bfd)#set-router-alert-option

Syntax: [no] set-router-alert-option

By default, the router alert option is disabled.

The router alert option configuration is only displayed when BFD is enabled for LSP. This example
shows the router option enabled for LSP blue.

Displaying MPLS BFD information

You can display the following information about an LSP BFD configuration:

BFD Application Information

BFD MPLS Information

Detailed BFD MPLS Information

MPLS BFD Global Configuration Information

Brocade(config-mpls-lsp-blue-bfd)#show mpls lsp name blue

LSP blue, to 0.0.0.0

From: (n/a), admin: DOWN, status: DOWN

Times primary LSP goes up since enabled: 0

Metric: 0, number of installed aliases: 0

Maximum retries: 0, no. of retries: 0

Pri. path: NONE, up: no, active: no

Setup priority: 7, hold priority: 0

Max rate: 0 kbps, mean rate: 0 kbps, max burst: 0 bytes

Constraint-based routing enabled: yes

Tie breaking: random, hop limit: 0

Active Path attributes:

BFD session status: DOWN(LSP down)

Config params: global, min-tx: 50, min-rx: 50, multiplier: 5

Set router alert option: yes