Summary
An understanding of the following key points should have been achieved:
  • The history and function of shared, half-duplex Ethernet
  • Collisions in an Ethernet network
  • Microsegmentation
  • CSMA/CD
  • Elements affecting network performance
  • The function of repeaters
  • Network latency
  • Transmission time
  • The basic function of Fast Ethernet
  • Network segmentation using routers, switches, and bridges
  • The basic operations of a switch
  • Ethernet switch latency
  • The differences between Layer 2 and Layer 3 switching
  • Symmetric and asymmetric switching
  • Memory buffering
  • Store-and-forward and cut-through switchings
  • The differences between hubs, bridges, and switches
  • The main functions of switches
  • Major switch frame transmission modes
  • The process by which switches learn addresses
  • The frame-filtering process
  • LAN segmentation
  • Microsegmentation using switching
  • Forwarding modes
  • Collision and broadcast domains