Question: Network Fundamentals: Module 6: Data Link Layer What is the purpose of the Data Link layer? Data Link Sublayers-Purpose: LLC MAC Topologies Physical vs Logical:

Network Fundamentals: Module 6: Data Link Layer

  1. What is the purpose of the Data Link layer?
  2. Data Link Sublayers-Purpose:
    1. LLC
    2. MAC
  3. Topologies
    1. Physical vs Logical:
    2. Common Physical WAN topologies:
  4. Duplex communications-types and benefits:
  5. Access Control Methods-types, benefits and what protocols use each?
  6. What are the parts of a Frame?
  7. What are the main fields in a frame?
  8. What address is used in the Data Link Layer?
  9. What is Layer 2?

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