1. NETWORKING BASICS

2. What is the Network ?
Network history ?
Network types ( LAN , MAN , WAN ) .
Host types (client , server) .
Server types .
Full duplex and Half duplex .

3. What is the Network ? Two or more connected computers that can share
Resources such as :
Data
Printer
Application

4. Network history ?
Mainframe

5. Network types ( LAN , MAN , WAN )
Three main networking technologies are used to connect computers and networks together:
Local area network (LAN)
Metropolitan area network (MAN)
Wide area network (WAN)

6. LAN
Used to network computers located in a limited geographical area such as a room, floor, or building .

7. EXAMPLE OF A LAN

8. MAN
A MAN is used to interconnect networks that are larger than a LAN but smaller than a WAN.

9. EXAMPLE OF A MAN

10. WAN Spans a large geographic area
Defined as an internetwork that connects many LANs
Examples of WANs
The Internet

11. EXAMPLE OF A WAN

12. Host types (Client , Server)
Client /Client networks
Client / Server networks

13. Server types File Server Print Server Web Server Application Server
Proxy Server
Mail Server
Remote access Server
Database Server