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:




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-25-11/12

:

. , .

(17 ) + .

:

1. Internet.

2. , .

3. , , .. (10base5, 10base2, 10baseT, 100BaseFX, 1000Base SX ..; IEEE802.2, IEEE802.3, IEEE802.11 (a,ab,g)).

4. , , , OSI, , .

5. OSI (, , , , TCP/IP). .

6. , , , , .

7. - . . .

8. (, , ).

9. ().

10. Windows , .

11. .

12. OSI. ( ). .

13. . . . .

14. Ethernet. . .

15. . ( ). . . LLC, MAC.

16. .

17. , .

18. .

19. . . IPv4.

20. IPv6.

21. .

22. , , IP .

23. .

24. OSI. TCP. . , TCP.

25. UDP. . , UDP.

26. OSI TCP/IP.

27. ATM.

28. FrameRelay.

29. X.25.

30. RS232, USB, HDMI.

 

:

1. , 192.168.140.0/25?

2. , 32 , 192.168.140.10/24?

3. 192.168.143.140/27 ?

4. IP 10.56.23.17/8?

5. 4 192.168.143.200/26?

6. IP 192.23.16.50/24?

7. IP 192.168.240.231/27?

8. IP 192.168.142.140/26 ( )?

192.168.142.160

192.168.142.192

192.168.142.191

192.168.142.128

9. 192.168.142.140/26?

10. , 1000 172.16.240.16/? .

11. : 1016-1116+011101112=2

12. 25 200 .

13. ( ) .

14. ( ).

15. IPv4 ( )

172.16.4.127 /26

172.16.4.155 /26

172.16.4.193 /26

172.16.4.95 /27

172.16.4.159 /27

172.16.4.207 /27

16.
. , ?

17. 192.168.140.120/24 8

18. ICMP

19. . . ?



20. 192.168.140.120

21. IP

22. MAC

23. 10.10.128.0 255.255.224.0. IP ?

10.10.128.0 to 10.10.160.255

10.10.128.0 to 10.10.159.255

10.10.128.0 to 10.10.192.255

10.10.128.0 to 10.10.0.159

10.10.128.0 to 10.10.159.0

24. IP 2040 10.0.0.0?

255.255.0.0

255.255.254.0

255.255.252.0

255.255.248.0

255.255.240.0

255.255.255.128

25. MAC .

26. MAC

27. 192.168.224.190/26

28-30 Packet tracer

 



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