Chapter 17. MPLS VPN Troubleshooting

This chapter includes the following topics:

Part I of this book discusses the theory of MPLS and related troubleshooting. Part II describes, so far, the theory of MPLS-based Virtual Private Network (MPLS VPN) and its configuration on Cisco IOS. This chapter discusses the monitoring and troubleshooting aspects of MPLS VPN.

In contrast to MPLS, which is simple to configure and troubleshoot, MPLS VPN technology encompasses a number of underlying concepts and technologies, ranging from various routing protocols (for example, Routing Information Protocol [RIP], Open Shortest Path First [OSPF], and Border Gateway Protocol [BGP]) to complex routing designs, including ...

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