Ip traceroute over mpls, Rfc support – Brocade Multi-Service IronWare Multiprotocol Label Switch (MPLS) Configuration Guide (Supporting R05.6.00) User Manual

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Multi-Service IronWare Multiprotocol Label Switch (MPLS) Configuration Guide

53-1003031-02

IP Traceroute over MPLS

1

Example

Brocade# show mpls lsp name lsp04-3

LSP lsp04-3, to 10.44.44.44

From: 10.11.11.11, admin: UP, status: UP, tunnel interface(primary path): tnl0

Times primary LSP goes up since enabled: 2

Metric: 0

. . .

Recorded routes:

Protection codes/Rtr Id flag: P:Local N:Node B: Bandwidth I:InUse R: RtrId

10.1.1.2 (PNB) -> 10.1.1.3 (PB) -> 10.1.1.4

Fast Reroute: facility backup desired, node protection desired

Bandwidth: 403 kbps

Backup LSP: UP, out-label: 2048, outbound interface: e2/10 bypass_lsp:

dbyp-10.1.1.1-1

cost: 0

cspf-group computation-mode: disabled

cspf-computation-mode use-bypass-metric: disabled, use-bypass-liberal: enabled

FRR Forwarding State: Pri(active), Backup(up)

History

Release

Command history

Multi-Service NetIron Release 05.6.00 The show mpls lsp frr_lsp command was enhance to include

use-bypass-liberal under the cspf-computation-mode command
output line.

Related

commands

show mpls lsp [brief |detail [detail|extensive|wide]|down [detail|extensive|wide]|extensive|
name lsp_name|up [detail|extensive|wide]]

IP Traceroute over MPLS

RFC Support

The Brocade Internet Protocol (IP) Traceroute over Multi-Protocol Label Switching (MPLS)
implementation complies with the following RFC Internet Drafts:

RFC 3032, MPLS Label Stack Encoding

RFC 4884, Extended ICMP to Support Multi-Part Messages

RFC 4950, ICMP Extensions for MPLS

cspf-computation-mode

use-bypass-metric:

TE metric of TE link for CSPF computation.

cspf-computation-mode

use-bypass-liberal:

Liberal mode for CSPF facility backup computation.

FRR Forwarding State:

Specifies the Fast Reroute state on the primary and secondary path.

Output field

Description

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