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Cisco Express Forwarding by Stacia McKee, Russ White - CCIE No. 2635, Nakia Stringfield - CCIE No. 13451

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Chapter 2. Understanding Cisco Express Forwarding

This chapter includes the following topics:

This chapter provides details about the architecture and methods of Cisco Express Forwarding, commonly referred to as CEF. The details contained in this chapter are an overview of CEF as it is applied to low-end Cisco platforms, such as the Cisco 1700, 2800, 3800, and 7200 series routers.

CEF and Multiprotocol Label Switching (MPLS) were recently rewritten in Cisco IOS Release 12.2S to provide an enhanced, more scalable, fully integrated switching path solution for Cisco routers and switches. The new pervasive ...

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