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MPLS Fundamentals by Luc De Ghein - CCIE No. 1897

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Chapter 5. MPLS and ATM Architecture

What You Will Learn

By the end of this chapter, you should know and be able to explain the following:

  • The difference between MPLS operating in Frame mode and Cell mode

  • How LDP advertises label bindings in an ATM network

  • How the Label Virtual Circuits are set up

  • How LDP behaves differently with ATM LSRs

  • How LDP can provide loop detection

  • What VC-Merge is, and what its benefit is for ATM LSRs

  • How to deal with ATM switches that are not aware of MPLS

  • What a label switch controller is

  • How to provide CoS with Label Virtual Circuits

The chapter ends with an important note on how to keep the number of Label Virtual Circuits to a minimum.

ATM is a connection-oriented protocol that the ITU-T developed. It is connection-oriented ...

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