4000 Router Series MPLS Configuration Guide

ManualsBrandsHP ManualsNetwork HardwareHP MSR3024 TAA-compliant AC Router

Contents

Configuring basic MPLS ·············································································································································· 1

Overview ············································································································································································ 1

Basic concepts ·························································································································································· 1

MPLS network architecture ······································································································································ 2

LSP establishment ······················································································································································ 3

MPLS forwarding ······················································································································································ 4

PHP ············································································································································································· 4

Protocols and standards ·········································································································································· 5

MPLS configuration task list ·············································································································································· 5

Enabling MPLS ··································································································································································· 5

Configuring MPLS MTU ···················································································································································· 6

Specifying the label type advertised by the egress ······································································································· 6

Configuring TTL propagation ··········································································································································· 7

Enabling sending of MPLS TTL-expired messages ········································································································· 9

Enabling SNMP notifications for MPLS ··························································································································· 9

Displaying and maintaining MPLS ·································································································································· 9

Configuring a static LSP ············································································································································· 11

Configuration prerequisites ··········································································································································· 11

Configuration procedure ··············································································································································· 11

Displaying static LSPs ····················································································································································· 12

Static LSP configuration example ································································································································· 12

Configuring LDP ························································································································································· 15

Terminology ··························································································································································· 15

LDP messages ························································································································································· 15

LDP operation ························································································································································· 16

Label distribution and control ······························································································································· 17

LDP GR ···································································································································································· 19

Protocols ································································································································································· 20

LDP configuration task list ·············································································································································· 20

Enabling LDP ··································································································································································· 21

Enabling LDP globally ··········································································································································· 21

Enabling LDP on an interface ······························································································································· 21

Configuring Link Hello parameters ······························································································································· 21

Configuring LDP session parameters ···························································································································· 22

Configuring LDP backoff ··············································································································································· 22

Configuring LDP MD5 authentication ·························································································································· 23

Configuring an LSP generation policy ························································································································· 23

Configuring the LDP label distribution control mode ·································································································· 24

Configuring a label advertisement policy ··················································································································· 24

Configuring a label acceptance policy ······················································································································· 25

Configuring LDP loop detection ···································································································································· 26

Configuring LDP GR ······················································································································································· 27

Resetting LDP sessions ···················································································································································· 27

Enabling SNMP notifications for LDP ··························································································································· 28

Displaying and maintaining LDP ·································································································································· 28

LDP configuration examples ·········································································································································· 28