Chapter 2. Frame-mode MPLS Operation

This chapter includes the following topics:

In Chapter 1, “Multiprotocol Label Switching (MPLS) Architecture Overview,” you saw the overall MPLS architecture as well as the underlying concepts. This chapter focuses on one particular application: unicast destination-based IP routing in a pure router environment (also called Frame-mode MPLS because the labeled packets are exchanged as frames on Layer 2). Chapter 3, “Cell-mode MPLS Operation,” focuses on the unicast destination-based IP routing in the ATM environment (also called Cell-mode MPLS because the ...

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