Load Area Network
Local Area Network
Local Aviation Network
Local Active Network
Above 1000 km
10 km to 1000 km
1 km to 10 km
0 to 1 km
PVC cable
Armoured cable
Belted cable
Coaxial cable
Consist one computer only
Group of 2 or more computers in the same building
Group of computers in different building
Group of computers in different area
Electro mechanical device
Electrical device
Electronic device
Mechanical device