1. Underlying Technologies
III
Underlying Technologies

2. Figure 3-1

3. Figure 3-2

4. Figure 3-3

5. Figure 3-4

6. Figure 3-5

7. Figure 3-6

8. Figure 3-7

9. Figure 3-8

10. Figure 3-9
CSMA/CD

11. Figure 3-10

12. Figure 3-11

13. Figure 3-12

14. Figure 3-13

15. Figure 3-14
Token
ring

16. Figure 3-15

17. Figure 3-16

18. Figure 3-17

19. Figure 3-18
FDDI

20. Figure 3-19
Circuit Switching

21. Packet Switching: datagram approach
Figure 3-20
Packet Switching: datagram approach

22. Packet Switching: virtual path approach
Figure 3-21
Packet Switching: virtual path approach

23. Figure 3-22

24. Figure 3-23
X.25

25. Figure 3-24

26. Figure 3-25

27. Figure 3-26
Frame relay

28. Figure 3-27

29. Figure 3-28

30. Figure 3-29
ATM

31. Figure 3-30

32. Figure 3-31