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Network Management

Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

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Page 1: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

Network Management

Page 2: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

�����������������

1. �������ก��!"#ก���$����%�� (Network Management System)

2. ก��!"#ก�������$����%��$�,-�.�/��0

3. �$��2��,��3�ก��/�.!4��45�����������$����%��

4. ก��/�.!4��789������$����%��

5. ก����ก;��;<�.��;=������$����%��

2

Page 3: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

ก��������;<�!"#ก�������$����%��

ก��!"#ก���������2,/>�!�กก����2,�=?>��2/>��ก��3@>�����$����%�� 4�2�;�ก��2$.�!�5�, /".���ก%��3�A���=?>#?;<����$�� />��ก����2!�3�>�$����%���B���C�3�> C#>�> �� $B�/��กD!��7E�;�.���4B���"�ก����ก;���$����%�� !�ก���"2�=?>3@>�Fก$����2,3@>����$����%��C#> 4�2���24B�$"9��24F#3�ก��#?;<����$�� ก��!"#�B���ก4���ก�2�.ก"��$����%��

3

Page 4: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

ก��������;<�!"#ก�������$����%��

���2,/"��;/%ก��.��;=� ��ก;�� /<�#!�ก���"2�ก��3@>��� ;/%4�2�����7E�4�2���2=?>#?;<����4%.�3�9%!�<��<�ก"� $.�$�#.%�ก��!"#�B���ก4������7E���,���."$G��@��#��H2���2!�7I��ก"�$.�,=�#-<�#/%�� JGH2�!��ก�#�H����%��;�%��� !F#7��4�$0���ก��!"#�B���ก4��กD�-�2�$.�,/%����2������$����%��3��K���2กB�<"�!"#�B���ก4��$.�$�#C.>.%�=?>#?;<����$�3�,%/>��ก����2!�������C��>��

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Page 5: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

ก��������;<�!"#ก�������$����%��

5>���ก.%�C,%4�,��5#?;<����/%�C#> /".��%���@%� ��"4=%��4B���"�=?>#?;<����$.��กD�C.>3���27<�#L"� ;<�$.�,�$���2���24B�$"9����.%���?%��2C�� ��ก4��$.����2,#>.�$��MNกก?��@"�����$����%��78!!F�"� ;<�4�2�/%��J ��24B�$"9�@%�O��0#;.�0 ;<�G�M/0;.�0��23@>�����?% $.�,�-���-�3�ก��3@>O��0#;.�0;<�G�M/0;.�0 ��<%���� ;<�$.�,!B��7E�3�ก�������$����%��3����$/�"�3ก<> �7E�/>�

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Page 6: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

P$��4�>����������������$����%��

P$��4�>����������������$����%��7��ก��#>.� 34%.�$��

� �F7ก�K0 �$����% ����2 /> ��ก��!"#ก�� (Managed Devices)

� ����!"#ก���$����%�� (Network Management System ���� NMS)

� P7�P/$�<SNMP

6

Page 7: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

�F7ก�K0�$����%����2/>��ก��!"#ก�� (Management Devices)

$���F7ก�K0�$����%����2/�#/"�� ���!�/0 SNMP GH2����!�/0!��B���>���2�.��.,;<�!"#�กD��>�,?<����F7ก�K0;<��"�4%��>�,?<���ก"� NSM P#�3@>P7�P/$�< SNMP �F7ก�K0�$����%����2/>��ก��!"#ก�� �@%� ����0�/��0, ;�Dก�G4�G��0M�.��0, 4.�/G0, O"�, $�,-�.�/��0 �����$��2��-�,-0 �7E�/>�

7

Page 8: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

�������ก��!"#ก���$����%�� (Network Management System)

�����������$����%�� (Network Management System) �ก�#�H��,��-�2���2!�$���B���>���2 3�ก�� #?;<�����������$����%�� $���B�ก��/�.!4���F7ก�K0/%�� J ��2�B������?%L��3������$����%�� .%�,� ก���B����C#>5?ก/>�� ����C,%;<���ก,��>�=�#-<�#�ก�#�H����24%.�3# กD/>��$�� �B�ก��;ก>C�3�>,"�4�,��5�B����C#>���������;ก>789���X-����>� �-�2���2!�3�>4�,��5��2!��B�ก��4�2�4��C#>��%��/%����2��/%�C7

8

Page 9: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

�������ก��!"#ก���$����%�� (Network Management System)

�������ก��!"#ก���$����%�� (Network Management System) �7E�ก��#?;<�$����%��$�,-�.�/��0 ;<�!"#ก����"-��ก�3��$����%����H2� J 3�>4�,��5�B����C#>��%��,�7��4��Y�L�-4?�4F# P#�ก���กD��.��.,�>�,?< ;<�.��$����0�>�,?<�.,5H�ก��#?;<7��,�K����>�,?<��2,���?%3��$����%��$�,-�.�/��0C,%3�>,�ก!��ก��C7�-�2��B�,�/"#4��3!/%�ก��!"#ก���$����%��

9

Page 10: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

$.�,4B�$"9��� NMS

NMS �B���>���2�7E�Z?��0ก<��ก��$.�$F, ;<��[I�,���$����%��,������/����,�2�,�4%.���H2�4%.�3#����$����%���B����=�#-<�# �����ก�#�>��"#�>�� �B�3�>=?>#?;<��������C#>�"��� ;<���>�C7�B�ก��;ก>C�C#>�.,��D.

10

Page 11: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

$.�,4B�$"9��� NMS ��>���2�<"ก��� NMS $��ก��/�.!4���$����%��/<�#�.<� �B�������45�/�ก��3@>�$����%�� �@%� 45�/����7��,�K�>�,?< 7��,�K=?>3@> 4�,��5������7E�ก��M�-�2�3�>=?>#?;<�����B�C7.��$����0;<�.��;=������$����%�� =?>#?;<�����"�4�,��5/�.!4��;<�;ก>C�����!�ก!F#Z?��0ก<�� �.,5H�ก��/�#/"� �G�M/0;.�0 ก��/"��$%�����3�>ก"��F7ก�K0�$����%����2��?%�%��Cก<

11

Page 12: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

$.�,4B�$"9��� NMS NMS !H��7E��F7ก�K0��2�����$����%�����#3�9% ����=?>3�>���ก���$����%��;��4�Y��K���2,�=?>3@>���ก��!B��.�,�ก!B��7E�/>��,� �-����7E��F7ก�K0��2�B�3�>ก���[I�,�������7E�C7��%��,�7��4��Y�L�- 78!!F�"�;,>;/%�$��2����������D/,��F7ก�K0/%�� J 7��ก���.,ก"�,�$.�,G"�G>��,�ก�H�� NMS !H�,�4%.�4B�$"93�ก��������;<�!"#ก���$����%����������D/

12

Page 13: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

$.�,4B�$"9��� NMS

ก����2����������;<�!"#ก���$����%��!�7��4�=<4B���D! !H��H��ก"�����G�M/0;.�0��2/>��,���?%3�/".�F7ก�K0�$����%�� (���!�/0) 4%.�������!�/0�"�,�ก���กD��>�,?<C.>L��3� �>�,?<��2�กD�C.>�������ก.%� MIB -Management Information Base ก���B��������F7ก�K0/%�� J ���$����%��!�,�4%.��>�,?<���/".����กD�C.>��2 MIB

13

Page 14: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

$.�,4B�$"9��� NMS

#"��"�� NMS !H�4%�$B�5�,,��"����!�/0 ก��4%�$B�5�,;<����!�/04%��>�,?<$B�/������%�,�7E�C7/�,,�/�A��P7�P/$�<��2กB���# �@%� <"ก`K�$B�5�,$B�/����� SNMP ��24��5�,ก"��7E����� ;<��7E�,�/�A��4�ก<

14

Page 15: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

��$07��ก��/%�� J L��3������������$����%��1 Management Station (MS) !��B���>���2�7E�45���4%.�ก<�� 3�ก����2!�/�.!4��4L�-�������

2 Management Agent (MA) �7E� Software ��2$���กD��>�,?< ;<��������>�=�#-<�# 3�����3�>;ก% MS

3 Management Information Base (MIB) �7E�P$��4�>������>�,?<��2�กD�C.>

4 Network Management Protocol (NMP)�7E�P7�P/$�< ��23@>3�ก��4�2�4�� L��3� ����

15

Page 16: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

What is SNMP ?

SNMP �%�,�!�ก Simple Network Management Protocol กD�7E� Network Management Protocol /".��H2���2@%.�3� ก��!"#ก�� ;<����ก����D/�.��0กC#>!�กZ?��0ก<�� 5?ก��ก;��3�ก<��7g�Z.��` 1980

16

Page 17: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

What is SNMP ?

SNMP �%�,�!�ก Simple Network Management Protocol กD�7E� Network Management Protocol /".��H2���2@%.�3� ก��!"#ก�� ;<����ก����D/�.��0กC#>!�กZ?��0ก<�� 5?ก��ก;��3�ก<��7g�Z.��` 1980

17

Page 18: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

What is SNMP ?

SNMP 3�78!!F�"��7E���2���,3@>ก"�,�ก3������������$����%�� P#�!��B���>���23�ก��4�2�4�����.%��/". Management Station (MS) ก"� Management Agent (MA) L��3������������$����%�� SNMP �7E�P7�P/$�<��2��?%3� Application Layer ��� Transmission Control Protocol/Internet Protocol (TCP/IP)

18

Page 19: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

What is SNMP ?

SNMP 3�78!!F�"��7E���2���,3@>ก"�,�ก3������������$����%�� P#�!��B���>���23�ก��4�2�4�����.%��/". Management Station (MS) ก"� Management Agent (MA) L��3������������$����%�� SNMP �7E�P7�P/$�<��2��?%3� Application Layer ��� Transmission Control Protocol/Internet Protocol (TCP/IP)

19

Page 20: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

ก��!"#ก�������$����%��$�,-�.�/��0;�%���ก�7E�4%.�/%�� J C#>�7E� 5 4%.��<"ก$��

1. ก��!"#ก������$.�,=�#-<�#����$����%�� (Fault Management)

2. ก��!"#ก��$FK4,�"/�����F7ก�K0����$����%�� (Performance Management)

20

Page 21: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

3. ก��!"#ก���?7;������$����%�� (Configuration Management)

4. ก��!"#ก�������"9@�����$����%�� (Accounting Management)

5. ก��!"#ก������$.�,7<�#L"�����$����%�� (Security Management)

21

ก��!"#ก�������$����%��$�,-�.�/��0;�%���ก�7E�4%.�/%�� J C#>�7E� 5 4%.��<"ก$��

Page 22: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

ก��!"#ก������$.�,=�#-<�#����$����%�� (Fault Management)

� ก��/�.!4��45����������$�,-�.�/��0 ;<� �$����%��

� ก��/�.!4��789��;<�ก��;!>�789��

� ก��.��$����05H���/F���789��

� ก��;ก>C�789��

� ก���"��Hก789�� ;<�.�Y�ก��;ก>C�22

Page 23: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

ก��!"#ก��$FK4,�"/�����F7ก�K0����$����%�� (Performance Management)

ก��#B�����ก���-�2�3�>�����$����%��4�,��53@>C#>��%���/D,7��4��Y�L�- 4�2���2!B��7E�!�/>��$B��H�5H�

� Throughput

� Utilization

23

Page 24: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

� Error

� Response Time

� ,�ก��กB���#$%�,�/�A��3�ก��3@>����$����%��

� ,������/���=?>#?;<��ก,�ก��3@> ����ก��$% �,�/�A��

� #"�ก<%�. �-�2�3�>,�ก��#B�����ก����2�J /%�C7

24

ก��!"#ก��$FK4,�"/�����F7ก�K0����$����%�� (Performance Management)

Page 25: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

� <"ก`K�ก���@�2�,/%� ;<�$.�,4",-"�Y0/%��J �������

� �>�,?</%��J����F7ก�K0 �@%� �F%� ��2�>� $FK<"ก`K� G�M/0;.�0

� �>�,?< Configuration /%��J��2�"�4,"���?%/<�#�.<�

25

ก��!"#ก���?7;������$����%�� (Configuration Management)

Page 26: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

� ก���B�Change Management �-�2�.��$����05H�ก���7<�2 ��;7<�/% ��J ��2 � ก� #�H� � C,% .% �!� �7E� Configuration, Hardware, SoftwareHardware, Software

� �>�,?</%��J �ก�2�.ก"�������2 �กD�C.>�"�� />��4�,��5��>�5H�C#>��%���.#��D. 3�ก�K�XFก�X��

26

ก��!"#ก���?7;������$����%�� (Configuration Management)

Page 27: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

� ก���"��Hกก�!ก��,/%��J 3������$����%��

� ก��$B��.K/>��F�3�ก��3@>��������$����%��

� ก��#B�����ก���-�2�<#/>��F� ก��กB���#�P���� ���� Quota 3�ก��3@>���

27

ก��!"#ก�������"9@�����$����%�� (Accounting Management)

Page 28: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

� ก��$.�$F,ก����>�5H���"-��ก�/%��J ��������$����%�� ( ACL)

� ก��!"#/"���P�����"ก`�$.�,7<�#L"�ก��3@>����$����%��$�,-�.�/��0

� Authentication

28

ก��!"#ก������$.�,7<�#L"�����$����%�� (Security Management)

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Page 34: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

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Page 35: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

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Page 36: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

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Page 37: Network ManagementWhat is SNMP ? SNMP 3 78!!F " 7E ˘ˆ2 ˜˙,3@>ก" , ก3 ˇ˚ ˇ˜ ˇ $ˇ % ˙ P#˙!˚˘B > ˘ˆ23 ก ˇ4 2 4 ˇ ˇ˚ .% /". Management Station (MS) ก"

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