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MPLS: A Comprehensive Overview

Learn about MPLS (Multiprotocol Label Switching) with topics such as Label Switched Paths, Traffic Engineering, CoS, and protection switching. Understand how to use ATM switches as routers. Explore control-driven vs data-driven approaches and label distribution in this informative guide.

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MPLS: A Comprehensive Overview

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  1. MPLS An Overview Jean WalrandEECS

  2. Outline • Objectives • Label Switching • LSP setup

  3. Control Routing Classify -> Label -> LSP Traffic Engineering CoS Protection Switching Use ATM switches as routers ... Objectives

  4. Label Switched Paths Label-Switched Router: Switch based on label Re-label ... LSR LER Label Edge Router Ingress: Classify Label LER Egress: Pop Note: Push and pop

  5. 7 6 Label Switched Paths (continued) • Example 10 10 10 10 10

  6. Control Driven (prior to data) Data Driven Label Distribution Request OK, Label Note: Deadlocks are possible

  7. Details: Labels

  8. Details: Layers

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