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MIS420-Chapter 22 Ten Networking Gizmos

  1. Repeaters: no more than 3 repeaters between nodes
    • Thick coax - 500 meters
    • Thin coax - 185 meters
    • Twisted Pair - 100 meters
  2. Hub - multiport repeater
  3. Bridges - used to connect two networks (smart repeater)
  4. Routers - super-intelligent bridge (used for connecting large networks; used to choose most efficient network path)
  5. Gateways - super-intelligent router (used for connecting LANs to mainframes/minicomputers)
  6. Superservers
  7. RAIDs (Redundant Array of Inexpensive Disks); usually hot-swappable
  8. Firewalls - "security-conscious router"
  9. Fast Ethernets - 100Mbps; 1Gbps
  10. Switches
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