1) Local Area Network (LAN): Systems connected within the same geographical area is called LAN. A LAN can span 2 kilometers.
Components of LAN:
1. .NIC (Network Interface Card)
2. Cable – Co axial, cat5 or cat6
3. Hubs or Switches.
2) Metropolitan Area Networking: MAN is a combination of LANs or WANS located and connected within the same city.
Components of MAN:
1. Router
2. Brouter (Brouter is a combination of bridge or router)
3. ATM Switches
4. DSL connectivity (DSL – Digital Subscriber Link) ex: Star cables
.
3) Wide Area Networking (WAN): Interconnection of LANs or MANs located within the same geographical area or different area it depends on telecommunication services.
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