687983_a1d9b_aliev_t_i_seti_evm_i_telekommunikacii

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37.!6 9743D 3 5C C56 B6DDE 59 353B623 43ABC C5 D 49 C 56 83D9?

38.1 234 89293 8 923 353B629 F97923 OSI-4 B389?

39.A3 89 3 3 C5 3D BD 9 34E 86 &'3D93 6D68 D 4C C5 D B5C 9 34E?

40.6 3 "*-6B53?

41.1 2+4 89293 "*-6B53 6 3 3 6B53 6?

42.D3 4 A3 8 "*-6B53 4?

1)"F-90-02-0A-9B-9C

2)AA-BB-CC-DD-EE

3)00-11-22-33-44-55

4)00-12-AA-CD-RH-34

5)0A-A1-B2-C3-D4-F5

6)00-00-02-0A-1B-0C

43.C 89 B 6 C 5 6 943 B9D6 E "*-6B53? 3 & D 6.

44.-CD 99 "* 9 LLC-BC5 D3.

45.34 89263 6 3 3 356 9 DD 9 34E 356 9 DD 9 34E 4 356?

46.#35329 89 D DE3 8 99 4 35DE 3 3.

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48.!6 6 8 9 *#$ &86B63 46 9468 D (49D9468 D) D6B3AD?

49.!6 6 8 9 *#$ &86B63 46 9468 DE4 (49D9468 DE4) 5343D34 B 6 9 &'3D9?

50.!6 6 8 9 *#$ &86B63 46 9468 D (49D9468 D) 5 97 B9 38 D?

51.1 234 89293 8 923 8 99 F97923?

52.34 53B38 3 FCD 9 D68 D6 5 6D976 9 E29 89 38 D 3 9?

53.#35329 89 3 &E 44C 6 99 E29 89 38 DE 3.

54.# D9 59D 9 44C 6 99 6D68 (6 3, &'3D9, 233).

55.!6 949 B 9D 649 9 D3B 6 649 &86B63 44C 6 9 6D68 (6 3, &'3D9)?

56.#59 6 4 &3 44C 6 99 6D68E 79 B 8ADE 943 B9D6 E3 5 C DE3 &D 9 D6 34 C 9 353B629?

57.!6 & 44C 6 99 .FF3 9 3D 59 353B623 & 8 (9 &/34 B6DDE?

58.# D9, 234C 59 44C 6 99 6 3 &CF35D6 64 9 8 7C3 & 833 .FF3 9 D, 234 59 44C 6 99 &'3D9?

59.!6 949 5394C'3 649 &86B63 44C 6 9 6 3 56 D3D9

44C 6 93 &'3D9?

60.!6 & 44C 6 99 4 35DE 3 8 3 D DE4?

61.# D9 59D 9 E 353B629 B6DDE 59 B3 6 5644D 4 &3 9 &3 «95 C68 DE 6D68».

351

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63.#59 6 4 &3 353B629 6 3 E BD 9 A3 &'3D9 353B6 3 9 567DE4 465(5C 64?

64.!86 9F9 6 9 68 59 4 465(5C 976 99.

65.# D9 59D 9 465(5C 976 99 " 53BEBC'34C E C".

66.# D9 59D 9 E 8 68 D, 56 53B383DD, 3D 56897 6DD 9 6B6 9 D 465(5C 976 99.

67.6 3 353 5C7 6 4 35DE 3, 9 6 E 3+ 59 6 38 DE3 83B 9?

68.6 3 &8 95 6 4 35D 3 9? #59 3 9 59435.

69.%659 6 76 9 94 5 97 B9 38 D 9 3 9 353B629 B6DDE 29 86 6 3.

70.$8 23 9 8 7C3 43 6D974 &9-6FF9D 6?

71.# D9 9B3 43 6D9746 &9-6FF9D 6.

72.# D9 59D 9 C 56 83D93 4 &'3D9 D6 D 3 43 6D9746 9 6D 9.

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74.34 8 A9 38 D6 9 6D 9 89263 59 6 38 D?

75.# D9 59D 9 C 56 83D9 4 &'3D9 D6 D 3 43 6D9746 8 7 '3 D6.

76.!6 C 38 53 83BC3 9 8 7 6D93 43 6D9746 8 7 '3 D6?

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78.#35329 89 6 65643 5 9 656 359 9, 9 E 6 '9 4 35DC 3.

79.#59 3 9 59435E 5C C5DE, FCD 9 D68 DE 9 D6 5C7 2DE 65643 5 E29 89 38 D 3 9.

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81.1 6 9 3B9D9 6 97435 3 9 34D6 5 97 B9 38 D 1*?

82.1 234 56789293 43ABC 67649 9 & 49?

83.#35329 89 676 389 D6B3AD 9.

84.656 3597C3 .FF9 93D 76 5C7 9 C 5 6?

85.!56 6 656 359 9 6 5 8 TCP/IP, XNS, IPX, AppleTalk, DECnet, SNA.

352

1234256 7 89A9B7C ADC 59E25F2CF D B2 49 2F6

123456 2. 1B B B 7 DA EA

2.1.7 !5 " #$%# $5& %'% #3%

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2.6 3 "B3 9&38"?

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4.1 234 9 CB & E29 83D9 76 C 6D9 9 D686 B2?

5.,6 9 6 FCD 9, 9 E 6 'C 654 D923 3 83&6D93.

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7.!6 94 D (3D934 76DE 89D3 D6 9 5C 6 26 E?

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9.# D 93 9 D686 (FCD 99) 56D923DDE4 3 5 4.

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11.#59 6 9 C 8 9 &3 329 63 623 3DD6 353B626 9 D686? 12.#5 988 595 6 D6 56F9 3 D 93 8 E 5 C 6D9 (26)

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16.6 3 4 BC8 9 9 B8 23 D6 DCAD6?

17.34 46D9 C8 9 89263 4 BC8 99?

18.# D9 59D 9 64 89 CBD, 26 D 9 F67 4 BC8 99. 19. 6 3 3!?

20.# D9 56789293 43ABC "3 9 3!.

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22.# D9 59D 9 6B6 9 D 567D D (B9FF353D 968 D) 3!.

2.2.%$5(2 #3%

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5.1 234 89293 EB383DD 6D686 79 44C 95C34?

6.1 234 89293 BC 83 D 6D686 79 8CBC 83 D 9 94 83 D?

7.#35329 89 656 359 9 9 9F5 6D686 79.

8.23 76 9 9 5 C D6 &D 6D686 79?

353

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9. 46 29 6 46 9468 D 74 ADC 5 C DC &D (&9/ ) 6D686 79 59 C 8 99, 2 8 6 5 C 6D9 56 D6 20 5, 6 D (3D93 4 'D 9 9 D686 4 'D 9 (C46 56 D 3.

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13.#35329 89 43 BE C 8 D3D9 6D68.

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3?

16.1 234 89293 26 D 4C8 9 83 95 6D9 5343DD?

17. 6 3 FDM, TDM, WDM?

2.3.5$4! ( 4)6#*%% % ' 4%+ 2 %# 42 !&

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4.!6 3 5 537C8 95C '3 4 BC895 6DD 9 D686 76 9 9 5 9 4 BC8 99 (5 9 353B629 B6DDE)? 3 D9.

5.6 3 3D 968 D 3 B95 6D93?

6.#59 6 4 B95 6D99 5 4 BC8 99 (& B) 9 5 353B629 B6DDE (&9 3 CDBC) 6B6?

7.!6 9743D 3 3 5 9 D686 59 3D 968 D 4 B95 6D99 59 353B623 B89DD 83B 6 38 D 9 DC83 989 3B9D9?

8.1 6 4 8C263 59 3D 968 D 4 B95 6D99 3 53 9 D686 C C3 DD6 6 8 '6?

9.# 234C 3D 968 DE3 BE D6 6D686 D68 D 26 E D9 B6 D3 9 8 7C?

10.1 234 89293 94 C8 DE B 3D 968 DE?

11.#35329 89 53& 6D9 43 B64 9F5 B95 6D9.

12.!6 &9 6 5 76D6 3 5 4 537C8 95C '3 9 D686? 13.1 234 76 8 263 5 &8346 9D 5 D976 99 59 353B623 9F5 E

9 D68?

14. 6 3 64 9D 5 D9795C '9 B?

15.!6 93 43 BE B95 6D9 D 64 9D 5 D9795C '94?

16. 23 76 9 9 94 5368976 99 43 B6 B95 6D9?

17. 6 3 DD6 6 8 '6 3 56 9 D686 9 234C D6 D3A386 38 D6?

18.!6 93 43 BE B95 6D9 943 DDC 6 8 'C 3 53 9 D686?

19.# 234C 5 &8346 9D 5 D976 99 383 44CD9 6 9 DDE 3 53(63 8 AD33, 234 59 &43D3 B6DDE49 43ABC 4 35 4 9 59D 35 4?

354

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20.# 234C 383 44CD9 6 9 DDE 3 B8 9D 5 D976 99 D3 9 8 7C3 346, D 6DD6 D6 B38 D 6 95C '3 89D99 79?

21.$9D 6 9 D3B 6 9 43 B B95 6D9 NRZ, RZ, AMI, MLT-3, 6D23 35 2, ….

22.#5 988 595 6 D6 B96 56443 43 BE B95 6D9 NRZ, RZ, AMI, MLT-3, 6D23 35 2, ….

23.1 6 97 97 3 DE 64 43 B D D6 654 D9 6 9433 D6943D (C 26 C?

24.%659 6 B96 5644E 43 B B95 6D9 NRZ, RZ, AMI, MLT-3, 6D23 35 2… B8 &'3D9, 76B6DD (3 D6B 6 3592D 4 B3:

*5.

25.53B389 26 C D D 654 D9 9 B8 &'3D9, 76B6DD (3 D6B 6 3592D 4 B3: *5, 59 9 8 7 6D99 43 B B95 6D9

NRZ, RZ, AMI, MLT-3, 6D23 35 2….

26.!6 43 B B95 6D9 5943D 3 )1* Ethernet 9 Token Ring. 27.#35329 89 43 BE 8 923 B95 6D9.

28.$8 23 9 8 7C 43 BE 8 923 B95 6D9?

29.# D9 59D 9 E 43 B6 97&E 2D B95 6D9 9 534&895 6D9.

30.!6 43 B 8 923 B95 6D9 9 8 7C3 )1* Fast Ethernet

9 FDDI?

31.# D9 C 43 B 8 923 B95 6D9 41/51, 51/61, 81/101, 81/66.

32. 6 3 «76 53'3DDE3 BE» 43 B6 97&E 2D B95 6D9? 33.!6 43 B 97&E 2D B95 6D9 &86B63 D69& 8 (3

(D6943D (3) 97&E 2D 9 234C?

34.* 8 97&E 2DE B B35A9 43 B B95 6D9 41/51, 51/61, 81/101, 81/66.

35.D D D3B 6 43 B 97&E 2D B95 6D9.

36. 6 3 B3 534&835?

2.4.2,56-!5 6% %% #3%

1.D9463 B 6&38 D 89D93 79?

2.1 234 89293 6&38 79 98 6&38?

3.#35329 89 9 E .83 5923 9 6&383 79, 5943D 34E 3 353B629 B6DDE.

4.#35329 89 D DE3 .83 5 46 D9 DE3 656 359 9 9

.83 5923 9 6&383 79.

5.23 76 9 9 76 C 6D93 .83 5923 4 6&383 79?

6.1 6 9 3B9D9 6 97435 3 76 C 6D93, 94 3B6D, NEXT?

7.656 3597C3 NEXT B8 .83 5923 9 6&383 79?

8.!6 3 7D623D93 NEXT 8 3 53B 2 9 38 D33?

9.6 3 "6 9 D 3 5 9 83D93"?

355

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10.!6 3 7D623D93 +4 9 B8 .83 5923 9 6&383 79 8 3 53B 2 9 38 DE4?

11.$8 23 5943D 3 5C29 6D93 .83 5923 9 5 BD9?

12. 53B 6 8 & 6&389 UTP, FTP, STP?

13.1 234 89293 FTP STP?

14.!6 76 9 9 5 C D6 &D D3. 56D95 6DD 9 65E

33 6 3 599?

15.!6 C 8 C 5 C 6D9 943 6&389 UTP 6 3 599 3 9 5? 16. 53B 6 8 3 & 6 968 DE 6&38?

17.!6 93 B 9D 6 9 D3B 6 9 59 C'9 6 968 DE4 6&38 4? 18.1 2+4 D DE3 8929 8 6 968 D 6&38

D?

19.#35329 89 D DE3 4 D3D E 1 )*.

20. 53B 6 8 3 & 923 3 8 D?

21.# D9 D6 59 CD 3 567D9 C 43ABC BD- 9 4D 4 B E4 923 94 8 D 4.

22.!6 93 65643 5E 923 8 D6 8 6AD3 (949?

23. 34 &C 8 83D 76 C 6D93 923 4 8 D3?

24.%6 6 9 B89D6 8D C'3 8 3 353B626 9 D68 923 4C 8 DC 9 234C?

25.# 676 D6 56F9 3 656 35 76 9 94 9 76 C 6D9 9 D686 923 4 8 D3 B89DE 8DE.

26. 6 3 B9 35 9 B8 923 8 D6 9 6 D6 76D6 8 5 C 6D9?

27.1 6 9 3B9D9 6 97435 3 "8 6 5 C 6D9" B8 923 8 D6?

28.!6 93 B 9D 6 9 D3B 6 9 59 C'9 BD 4 B E4 8 D64?

29.!6 93 923 93 8 D6 943 8C2(93 656 359 9 9 76 C 6D9

9 8 3 5 C 6D9 9 234C?

30.!6 93 923 93 8 D6 943 & 8 (C 94? 31.$8 6 9 923 9 8 D 43D (3 359 9 D686 59 9

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32.!6 93 923 93 8 D6 & 833 CB &DE 59 4 D 6A3 9 234C? 33. 53B 6 8 3 & 8 DD-923 9 6&38 (1 !)? 34.* 4 ' 6 9 59& 5 3 B9 1 !?

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39.D DE3 5394C'3 6 5943D3D9 1 )* )1*.

40.#35329 89 &E 56'9 6D9 923 9 8 D.

41.!6 93 74 AD 9 &3 329 63 65 6 923 9 8 D 3 968 DE4 6 656 4?

356

1234256 7 89A9B7C ADC 59E25F2CF D B2 49 2F6

42.53B 6 8 3 & 43 6D923 9 "86" B8 56'9 6D9 923 9 8 D?

43.53B 6 8 3 & 53 979 DD6 C8 6 B8 56'9 6D9 923 9 8 D?

44.!6 & 56'9 6D9 923 9 8 D D69& 833 .FF3 9 3D?

45.!6 & 56'9 6D9 923 9 8 D D69& 833 5?

46.#35329 89 9BE & 5CB 6D9 B8 B96 D 9 9 9 35 9F9 6 99 6&38 DE 9 34.

47. 6 3 5C C595 6DD6 6&38 D6 9 346 (*!*). 48.653& 6D9 5343DDE4 6&38 DE4 9 3464.

49.$9D 6 9 D3B 6 9 5C C595 6DD B B6 59 5 3D99 6&38 DE 9 34.

2.5.85 "+ 4 !5 6% %% #3%

1.#35329 89 D3B 6 9, 59 C'93 6&38 DE4 89D9 4 79.

2.#35329 89 D DE3 656 359 9 9 .83 5 46 D9 D 8 978C23D9 (#3).

3.!6 93 FCDB643D 68 DE3 F97923 93 5 3 E 67E 6 89 D93 D6 353B62C #3 2 3 59346?

4.# D9 D6 59 CD 3 83D9 56A3D9 #3 ,3489, 538 483D9 8C23 #3 9 D9795 6DDE 8 6 4 F35E, B9F56 99 #3.

5.$8 6 9 56B9 8D 83D93 56A3D9 5 8 3 D69& 8 (3 3 3D9?

6.$8 6 9 56B9 8D 9 D9795 6DDE 8 6 4 F35E 8 3 56 923 9 "5 7562DE4"?

7.$8 6 9 56B9 8D 83D93 B9F56 99 5 8 3 D69& 8 (3 3 3D9?

8.!6 93 F6 5E D3 & B94 59D946 D946D93 59 E& 53 B89DE 8DE (26 E) B8 353B629 56B9 89D9 4?

9.6 3 53F56 9 8D 6 4 F353.

10.$8 6 9 56B9 8D D629D63 C'3 3DD 67E 6 83D93 56 3 D9 D6 468E D3 BD 5 BD 6 4 F35E?

11.!6 93 56B9 8DE 56 5 56D 56 923 9 8 53B386 5 4 9B94 9?

12.$8 353B629 6 9 56B9 8D 9 8 7C 3 968 DE3 5 D6 56 83DDE3 6D 3DDE?

13.1 234 8 AD 5943D3D9 9DF56 56 DE 9 9B94E 8D 5E 4 5 56D 3?

14.!6 93 74 AD 9 53B 6 8 3 56B9 4 B34?

15. 6 3 2C 9 38 D 56B9 4 B346?

16.D D 59D 9 5 6D976 99 56B9 5383 DE 89D9 79 (44)*)? 17.%659 6 34C 5 6D976 99 44)*.

18.%6 D 3 6 9 56 CAB3D9 4 A3 &E 8C23D E56A3D93 B8 53B383D9 56 D9 43ABC 6D 3DD649 44)* 8C263 86B 35 D 9 ,3489?

357

1234256 7 89A9B7C ADC 59E25F2CF D B2 49 2F6

19.1 234 D D 3 56789293 43ABC C D9 E49 9 D6734DE49 56B9 9 34649?

20.!6 *** C'3 8 3 D 5 8 56 98 D 9 B 6 9 &'3D9?

21.34 3 6 9 D65D6 5&9 6 89263 E .889 923?

22.7D6263 9D 5 DD 3 6 9 D65D 5&9 E?

23.# B 6 94 C 8 4 D6 8 D3D6 8 3 6 9 D65D 5&9 E D (3D9 8 9 . 6 56?

24.%6 6 E 3 56 8 A3D 3 6 9 D65DE C D9?

25. 34C 56 3D 359 B &56'3D9 3 6 9 D65D C D9 6?

26.!6 93 B 9D 6 9 D3B 6 9 59 C'9 3 6 9 D65D 5&9 3.

27.# 234C 7 3 6 9 D65DE4 C D9 4 4 A3 C'3 8 5C 8 C 2D?

28.# 234C 86&83D93 9 D686 D6 56 3 43ABC ,* 9 C D9 4 8 3 6&98 DE4?

29.# 234C D3 74 AD6 7 3 6 9 D65DE4 C D9 4 E 9 (95 6?

30. 34C 56 3D 359 B &56'3D9 3*, D6 E .889 923 5&9 3? 31.1 2+4 9 D D 3 B 9D E .889 923 5&9 E? 32. 7D6263 6&&53 96 C56 VSAT 9 346 C D9 79?

33.# 234C 3 D 8 9 VSAT B C D6 438 94 9 53BD94 F95464? 34.%6 6 9 E 6 56743'6 D97 5&9 68 DE3 C D9 9 79? 35.,6 23 23 9 346 468E D97 5&9 68 DE C D9 79

&3 329 63 7D629 38 DE .D35 3 923 9 E9 5E( 56 D3D9 9 34649 79 23537 E 5&9 68 DE3 C D9 9 79?

36. 34C 56 3D 56B9C B3 9 3 3 D6 3!-8C26? 37.# 234C 7 D6 3!-8C26 C 29 6 56B9 43 64? 38.1 6 4 B96 67 D3 26 5 6D97 6D6 7 D6 3!-8C26? 39.%3B 6 9 3 3 D6 3!-8C26.

2.6.565' (() %'2*% !5 5$%

1.53B 6 8 3 & 6& D3D 6 3, 3 B C 6, 46 9 568 D6 3?

2.!6 93 53& 6D9 53B/ 8 5343DDE4 46 9 568 DE4 383 44CD9 6 9 DDE4 3 4.

3.7D6263 D 93 «9D 3 56 9 8CA&»?

4.,6 23 23 &3 329 6 E 93 5 9 353B629 B6DDE 46 9 568 DE 3?

5.6 3 "6*?

6.1 6 F 543 4 A3 C'3 8 353B626 B6DDE 5343DDE 383F DDE 3?

7.* 4 ' 6 9 53B C'3 8 3 353B626 9F5 E B6DDE6D68 E4 6D6864?

8.#35329 89 D DE3 FCD 99 4 B34.

358

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9. !6 949 &649 4 C &E 536897 6DE 5 8E D 5 8 (9& 9 A6 9 B6DDE?

10.!6 B96 67 D 5 3 353B629 &3 329 63 59 4 B34D 79?

11.!6 6 46 9468 D6 5 353B629 &3 329 63 59 4 B34D 79?

12.%67D623D93 383 56FDE, 383F DDE, E, 6&38 DE 4 B34, F6-4 B34, 4 B34 B8 8 2 E.

13.!6 6 5 &3 329 63 59 353B623 B6DDE 9 8 7 6D934 6&38 DE 4 B34?

14. 6 3 ISDN?

15.!6 93 5394C'3 6 &3 329 63 ISDN 56 D3D9 &E2D 4 B34D 7?

16.1 6 9 8C26 383 &567D 5943D ISDN 9 234C? 17.1 234 89293 6D686 B 6D686 D ISDN-3?

18.!6 6 5 &3 329 63 BD 4 6D683 1 ISDN-3? 19. 6 3 BRI (PRI, BISDN)?

20.46 5E & 7D623D93 (2B+D).

21.!6 93 5 C DE3 &D 9 &3 329 6 B8 &67, 35 92D 9 (95 8 D 9D 35F3 6 B C 6 ISDN?

22. 6 3 xDSL?

23.!6 93 5 9 &3 329 6 3 D 8 9 xDSL?

24.46 5E 59D 9 5 6D976 99 ADSL.

25.%67D623D93 DSLAM.

26. 53B 6 8 3 & 6 4 &98 D 383F DD 79? 27.# 676 D6 59 CD 3 59D 9 5 6D976 99 79. 28.1 6 9 8C26 E 567&9 6 D6 49 5 E?

29.1 2+4 D DE3 8929 4 &98 D 79 2- 83D9 1-, 3- 2- 9 4- 3- ?

30.#35329 89 D DE3 6DB65 E 6AB 83D9 79.

31.$6 56 C 656 359 9 C GSM.

32.%6 6 93 3 D 8 99 593D 95C3 4-3 83D93 4 &98 D 79?

33.6 3 PDH, SDH, SONET?

34.53B 6 8 3 & 6D68 71/61?

35.%659 6 34C F 5495 6D9 6D686 71 (61). 36.!6 93 D3B 6 9 59 C'9 PDH?

37.!6 6 38 56756& 9 SDH?

38.!6 93 C 5 6 B 6 SDH?

39. SDH 9 8 7C3 623 3 53BE 353B629? 40.* 8 C5 D3 B35A9 3 5 8 SDH? 41. 6 3 95 C68 DE D 3 D35?

359

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123456 3. 7 .DFB F/A A B .DFB B A

3.1.C+% *%"! +02 %32*%%

1.#35329 89 656 35DE3 &3DD 9 )1*.

2.!6 93 8 99 D69& 833 (95 5943D )1*?

3.# 234C )1* C C3 "#$?

4.%67D623D93 3 3 E 6B6 35.

5."8 59 4 FCD 9 D95 6D9 3 3 E 6B6 35 59 353B623 9 59343 6 3.

6.$8 23 D3 & B946 &CF35976 9 B6DDE 3 3 4 6B6 353?

7.D DE3 8929 BD 56D E )1* )1* 9 6 "893D-35 35".

8.!6 93 B 9D 6 9 D3B 6 9 59 C'9 BD 56D E4 )1* 9 )1* 9 6 "893D-35 35"?

9.6 3 35 35, 8CA&6, 35 9?

10.$8 23 53BD67D623D F6 8-35 35?

11.#35329 89 9 E 59 86BDE 35 35.

12.!6 93 8 99 )1* 8C2989 D69& 833 (95 3 56 5 56D3D93?

13. 6 3 4D 3 43D D6 5 6D976 9 )1*?

14.%67D623D93 59 383 9 D 3D 56 5.

15. 6 3 53 9 35 9 6&?

16.%659 6 5C C5C )1* 59 3834.

17.$9D 6 9 D3B 6 9 9 8 7 6D9 59 383 9 D 3D 56 5 B8 C 38923D9 567435 )1*.

18.%6 6 4 C5 D3 OSI-4 B389 56& 6 59 389 9 D 3D 56 5E? 19. 6 3 3 D 3D 56 5?

20.%6 6 4 C5 D3 OSI-4 B389 536897C 43 BE C 56 83D9 B C 4)1*.

21.1 234 89293 43 B6 B C 6 CSMA/CA CSMA/CD?

22.1 2+4 C 465 35D 43 B6 B C 6?

23. 53B 6 8 3 & 465 35?

24.!6 93 &E 353B629 465 356 9 8 7C )1*?

25.1 234 C 43 B6 56DD3 & AB3D9 465 356 9 6 9 )1* D 5943D 3?

3.2.Ethernet

1.!6 43 B B C 6 9 8 7C3 3 Ethernet?

2.* 8 6 3 4 A3 353B6 6 )1* Ethernet B9D 9 A3 4 43D 5343D9?

3.%659 6 5C C5C )1* Ethernet D6 D 3 D 3D 56 56.

4.1 234 89293 6 9 D D 3D 56 56 6 9 D?

5.-546 9 56 3 9 6D93 6B56 Ethernet II 9 Ethernet 802.3.

6.%67D623D93 9 B 8 5364&C8E 6B56 Ethernet.

7.* 5C C56 8 6B53 6 D67D623D9 6B56 Ethernet.

360