Chapter 7. OSPF Route Summarization, Filtering, and Default Routing

This chapter covers the following subjects:

Route Filtering: This section introduces three separate methods of route filtering with OSPF and discusses the commands to configure two of these methods.

Route Summarization: This section examines how OSPF can summarize routes at ABRs and at ASBRs.

Default Routes and Stub Areas: This section examines the two main reasons an Enterprise might use default routes and then shows OSPF’s solution to each need: flooding a domain-wide default route and using OSPF stub areas.

This chapter discusses several features that optimize OSPF operations: route filtering, route summarization, default routing, plus OSPF stub areas.

Of these topics, the ...

Get CCNP ROUTE 642-902 Official Certification Guide now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.