1. Understanding Network Architecture Access Methods How Networks Send Data Ethernet Token Ring AppleTalk and ArcNet 1

2. Access Methods 2 Function of Access Methods Major Access Methods

3. Collision Occurs 3

4. Computer Listens to Cable 4

5. Token Passing 5

6. Star-Bus Network 6

7. How Networks Send Data 7 Functions of Packets in Network Communication Packet Structure

8. Large Streams of Data 8

9. Breaking Data Into Packets 9

10. Packet Components 10

11. Print Server Connection 11

12. Creating Packets 12

13. Examining Receiver’s Address 13

14. Network Interface Card (NIC) 14

15. Reassembled Packets 15

16. Ethernet 16 Origin of Ethernet Ethernet Specifications Ethernet Features

17. Terminated Ethernet Bus 17

18. Sample Ethernet II Frame 18

19. Multiport Repeater (Hub) 19

20. Patch Panel 20

21. ThinNet 5-4-3 Rule 21

22. ThickNet Cable Composition 22

23. Transceiver and Cable 23

24. ThickNet 5-4-3 Rule 24

25. Parent Hub with Child Hubs 25

26. Use Bridge to Segment 26

27. Token Ring 27 Token Ring Overview How Token Ring Works Hardware Components Future of Token Ring Networks

28. Logical Ring 28

29. Token Ring Data Frame 29

30. Flow of the Token 30

31. Hub Showing Internal Ring 31

32. 32 Adding Hubs

33. Hub to Computer Distance 33

34. AppleTalk and ArcNet 34 AppleTalk Environment ArcNet Environment

35. AppleTalk Network 35

36. LocalTalk Connector Module 36

37. Three Joined Zones 37

38. Star-Wired ArcNet Network 38

39. Token Movement 39

40. ArcNet Packet 40