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Cisco CCENT/CCNA ICND1 100-101 Official Cert Guide by Wendell Odom

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Chapter 21. Route Summarization

This chapter covers the following exam topics:

IP addressing (IPv4 / IPv6)

Identify the appropriate IPv4 addressing scheme using VLSM and summarization to satisfy addressing requirements in a LAN/WAN environment.

Troubleshooting

Troubleshoot and correct common problems associated with IP addressing and host configurations.

Route-summarization tools allow engineers to advertise one route that replaces several smaller routes, with the new route matching the same range of addresses. Doing so alleviates some of the waste: wasted effort, bandwidth, RAM, and CPU.

This chapter first examines manual route summarization concepts. The concepts rely on math that uses the same principles as subnetting math, and it relies on ...

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