This document provides information on networking concepts including LAN, WAN, Internet, networking devices, protocols, wireless technologies, email, and the domain name system. Key topics covered include the client-server and peer-to-peer models, common networking hardware, IP addressing, wireless standards like Bluetooth and Wi-Fi, protocols like TCP/IP and its layers, and how HTTP, DNS, FTP, and email work on networks.

3. PANLANMAN
WANINTERNET

4. PAN
LAN
Client & ServerPeer ToPeer LAN

5. LAN
Client & ServerPeer ToPeer LAN

6. MAN
WAN
INTERNET

11. Network Card

12. Modem

13. Network Hub

14. Network switch

15. Network Bridge

16. Network Router
IP

17. 10
0 , 1
Bit
0100001
1 KB 1 Kilobyte
1 MB 1 Megabyte
1 GB 1 Gigabyte
1 TB 1 Terabyte

18. Hz
1 Hz 1 Hertz
1 KHz 1 KHertz
1 MHz 1 MHertz
1 GHz 1 GigaHertz
1 THz 1 TeraHertz

21. IEEE
5 2.4
Bluetooth
Nokia , Toshiba , intel , IBM

22. Wi-Fi
IEEE802.11
Wi-Max
IEEE802.16

24. Cell

26. wireless access point
DSL
IP

27. USB
wireless access point

28. ARPANET

30. TCP/IP
TCP/IP
TCP/IP

31. TCP/IP
HTTP
TCP
IP
TCP/IP

32. PPP
TCP/IP

33. IP
64 KB
IP

34. IP
TCP
TCP/IP

35. IP
192.168.1.154
IP
255
IP
0
0.0.0.0255.255.255.255
IP

36. ICANNIP
IP
IP
A
B
C
D

37. HTTP
IP
IP
URL
WWW

38. WWW
IPURL
https://91.195.88.55/https:// www.moe.gov.sa /
URL IP

39. URL
IP
IPDNS
URLIP
DNS

40. E-mail
Ali229 @ gmail.com
Ali229@gmail.com
SMTP

41. IPFTP