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Building Resilient IP Networks by Kok-Keong Lee, - CCIE No. 8427

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Chapter 3. Fundamentals of IP Resilient Networks

This chapter covers the following topics:

Revisiting IP, TCP, and UDP

Device-level resiliency

Impact of different switching paths

Key principles for designing resilient networks

Building a resilient IP network requires more than just putting in duplicate devices and turning on every feature available. A network manager must understand how those relevant protocols work, the architecture of the hardware being deployed, how to predict traffic growth, and how to evolve the network architecture.

This chapter revisits the mechanics of three major protocols: IP, TCP, and UDP. Especially of interest to you will be some of the behaviors of these protocols with respect to network resiliency. This ...

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