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This chapter covers the following subjects:
Perspectives on Troubleshooting Routing Protocol Problems: This short introductory section explains the troubleshooting process this book suggests for routing protocol problems.
Interfaces Enabled with a Routing Protocol: This section shows how to determine the interfaces on which a router attempts to form neighbor relationships and whose connected subnets to advertise.
Neighbor Relationships: This section examines why routers may fail to become neighbors with routers they should become neighbors with.
Chapters 3 and 9, the other two chapters of this book that are dedicated to troubleshooting, focus on the process of forwarding data. In particular, Chapter ...