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The Illustrated Network by Walter Goralski

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CHAPTER 17 MPLS and IP Switching

What You Will Learn

In this chapter, you will learn how the desire for convergence has led to the development of various IP switching techniques. We’ll also compare and contrast frame relay and ATM switched networks to illustrate the concepts behind IP switching.

You will learn how MPLS is used to create LSPs to switch (instead of route) IP packet through a routing domain. We’ll see how MPLS can form the basis for a type of VPN service offering.

One of the reasons TCP/IP and the Internet have grown so popular is that this architecture is the promising way to create a type of “universal network” well suited for and equally at home with voice, video, and data. The Internet started as a network exclusively for ...

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