Summary
The network engineer should have a good understanding of the concepts behind a network protocol and be able to apply that knowledge in troubleshooting scenarios, logical and practical, in the real world. This chapter focuses on the application of the concepts discussed in the previous chapters for troubleshooting IS-IS routing problems. The practical material covered in Chapter 9 is heavily leveraged, and every effort is made to present practical examples for the reader. The material presented categorizes IS-IS failures into two main groups: adjacency problems and route maintenance problems.
The discussion about troubleshooting tools, such as show commands and debug commands, show you how to review specific problems and examples. The ...
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