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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

Auto-bandwidth for RSVP LSPs . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37

Configuring auto-bandwidth feature at the global level . . . . . .39
Configuring per-LSP adjustment interval . . . . . . . . . . . . . . . . . .39
Configurable table-based absolute adjustment-threshold . . .40
Configuring per-LSP range of bandwidth values . . . . . . . . . . . .43
Underflow-limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
Configuring overflow limit to enable premature adjustment . .44
Configuring the monitoring mode . . . . . . . . . . . . . . . . . . . . . . . .45
Manually triggered bandwidth allocation adjustments . . . . . . .45
Clearing auto-bandwidth counters . . . . . . . . . . . . . . . . . . . . . . .46
Sample-history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Displaying auto-bandwidth configurations. . . . . . . . . . . . . . . . .46

Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46

MPLS fast reroute using one-to-one backup. . . . . . . . . . . . . . . . . . .61

MPLS Fast Reroute using facility backup over a bypass LSP . . . . .63

Facility backup over an adaptive bypass LSP . . . . . . . . . . . . . .67

Adaptive Fast Reroute (FRR) and Global Revertiveness . . . . . . . . .69

Configuring FRR on an LSP to be adaptive . . . . . . . . . . . . . . . .70
Global Revertiveness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71
Displaying global revertiveness information . . . . . . . . . . . . . . .73

MPLS CSPF fate-sharing group . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73

Configuration considerations when using CSPF fate-sharing
group information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
74
Configuring a MPLS CSPF fate-sharing group . . . . . . . . . . . . . .75
Deleting CSPF groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77

MPLS traffic engineering flooding reduction. . . . . . . . . . . . . . . . . . .83

Global configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .83
Interface specific configuration . . . . . . . . . . . . . . . . . . . . . . . . .84
Configuring the periodic flooding timer . . . . . . . . . . . . . . . . . . .84

MPLS over virtual Ethernet interfaces. . . . . . . . . . . . . . . . . . . . . . . .85

Configuration considerations before enabling MPLS
on a VE interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
86

Configuring MPLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90

Enabling MPLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90

LSP accounting statistics for single-hop LSP routes. . . . . . . . . . . 103

Global RSVP parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106

RSVP message authentication. . . . . . . . . . . . . . . . . . . . . . . . . . . . 107

RSVP reliable messaging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108

RSVP refresh reduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109

RSVP IGP synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111

RSVP IGP synchronization for Remote Links. . . . . . . . . . . . . . . . . 114

Configuring MPLS on a VE interface. . . . . . . . . . . . . . . . . . . . 120

RSVP message authentication on an MPLS VE interface . . . . . . 123

Setting up signaled LSPs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124

Configuring signaled LSP parameters . . . . . . . . . . . . . . . . . . 126