Key components

1. Interconnection Devices

1.1. Wireless Access Points

1.2. Switch

1.3. Wireless Access Point

1.4. Router

2. Software

2.1. network operating system

2.2. Virus Checker

2.3. Firewall

2.4. Email Clients

3. Commercial systems

3.1. MAC OSX

3.2. Linux

3.3. Windows

4. network devices

4.1. workstations

4.2. Servers

4.2.1. Print

4.2.2. Mail

4.2.3. File

4.2.4. Web

4.2.5. Proxy

4.3. NIC (Network Interface Card)

5. connectors and cabling

5.1. Leased line

5.2. Dedicated line

5.3. Media Types

5.3.1. STP

5.3.2. UTP

5.3.2.1. Category 5

5.3.3. Coaxil

5.3.4. Fibre Optic

5.4. Wireless

5.5. Mobile technology

5.6. Cable/Connection Standards