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Building MPLS-Based Broadband Access VPNs by Kumar Reddy

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Chapter 4. Introduction to MPLS

In this chapter, you learn about the following topics:

  • The Definition of MPLS, Including Forwarding and Encapsulation

  • Traffic Engineering

  • MPLS-TE Cisco IOS Configuration

  • Layer 3 VPN Services

  • MPLS QoS

This chapter introduces Multiprotocol Label Switching (MPLS) technology and lays the foundation for subsequent discussion on the use of MPLS-based services in Chapters 5, 6, and 7. These services were developed for leased-line applications (so-called VRF-aware applications), but this book applies them in a broadband context.

Note

If you are already familiar with MPLS, you may safely skip this chapter.

The following are the three primary texts used as reference for this chapter:

  • “MPLS Architecture Overview,” by Jay Kumaraswamy—Cisco ...

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