Devices & Protocols in Relation to OSI Model (part 1)

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Description
How the OSI Model applies to different devices and protocols This lesson covers how different protocols and devices relate to the OSI Model, specifically focusing on:
  1. MAC addresses: Layer 2 (data link), physical address
  2. IP addresses: Layer 3 (network layer), logical address mapped to physical
  3. EUI 64: Layer 2 (data link) IPv6 global unicast
  4. Frames: Layer 2, protocol delivery unit, segment of data with a beginning and ending.
  5. Packets: Layer 3, Protocol delivery unit, segment of duty
  6. Switch: Layer 2, data link. Map to MAC address
  7. Router: Layer 3 Network, a type 3 switch, moves data across networks.
  8. Multi-layer switch: Layers 2/3, performs at multiple levels.
  9. Hubs: Layer 2, data link, passes information to everyone
  10. Encryption device: layer 6, presentation. Formats data.
  11. Cable: layer 1, physical device.
  12. Network Interface Card (NIC): Layer 1, physical.
  13. Bridge: Layer 2. Data link device. Point to point.
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