CLASSIFICATION OF NETWORK

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CLASSIFICATION OF NETWORK by Mind Map: CLASSIFICATION OF NETWORK

1. Local Area Network (LAN)

1.1. a network that connects computers and devices in a limited geographical area

1.2. Coverage:

1.2.1. confined to a computer lab in school, single room, building etc

1.3. ownership:

1.3.1. owned and operated by individual organizations

1.4. transmission media:

1.4.1. telephone lines @ radio waves

1.5. advantages:

1.5.1. easy to share devices

1.5.2. easy to share data

1.5.3. cost setup- low

1.6. disadvantages:

1.6.1. a virus can spread more easily

1.6.2. if all computers running at once, can reduce speed of each

1.7. example of application:

1.7.1. sharing a printer in a building

1.7.2. surveillance system in a building

2. Metropolitan Area Network

2.1. a high speed network that connects LAN in a metropolitan area

2.2. coverage:

2.2.1. several buildings or even the entire city

2.3. ownership:

2.3.1. owned by a group of users who jointly own and operate the network

2.4. transmission media:

2.4.1. fiber optic cables

2.5. advantages:

2.5.1. efficiency and shared access

2.5.2. all computer-owning residents of the area have equal ability to go on line

2.6. disadvantages:

2.6.1. it can be costly

2.6.2. security problems

2.6.3. the connection become slow

2.7. example the application:

2.7.1. surveillance system

2.7.2. traffic light monitoring sytem

3. Wide Area Network:

3.1. a network that covers a large geographic area

3.2. ownership:

3.2.1. has NO ownership

3.3. advantages:

3.3.1. increase efficienly

3.3.2. ease of communication

3.4. disadvantages:

3.4.1. security problems

3.4.2. training costs

3.4.3. maintenance problems

3.5. example:

3.5.1. Worldwide VPN system