H3C S9500 Series Operation Manual

Operation Manual – MPLS OAM 

H3C S9500 Series Routing Switches 

Table of Contents

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Table of Contents 

Chapter 1 MPLS OAM Configuration........................................................................................... 1-1

1.1 MPLS OAM Overview........................................................................................................ 1-1

1.1.1 MPLS OAM Background ......................................................................................... 1-1

1.1.2 MPLS OAM Packet Types and Formats ................................................................. 1-2

1.1.3 MPLS OAM Capabilities.......................................................................................... 1-5

1.1.4 References .............................................................................................................. 1-7

1.2 MPLS OAM Configuration ................................................................................................. 1-7

1.2.1 MPLS OAM Configuration Task List ....................................................................... 1-7

1.2.2 Configuring MPLS OAM Basic Capability ............................................................... 1-7

1.2.3 Configuring a Protection Group............................................................................... 1-9

1.3 Displaying and Debugging MPLS OAM Basic Capability ................................................ 1-10

1.4 Typical MPLS OAM Configuration Example.................................................................... 1-11

1.5 Troubleshooting MPLS OAM ........................................................................................... 1-16

1.5.1 Failure to Enable OAM on the Ingress Node ........................................................ 1-16

1.5.2 Failure to Enable OAM on the Egress Node......................................................... 1-16

1.5.3 Abnormal Verification Occurs on the Egress Node............................................... 1-17

1.5.4 The Defect State of the Ingress Node is Different from that of the Egress Node .......... 1-17

1.5.5 The Defects of the Ingress Node cannot Trigger Protection Switching ................ 1-18

1.5.6 The Primary LSP Recovered from a Defect, but the Protection Group cannot Switch 

back ................................................................................................................................ 1-19