System maintenance and debugging ························································································································· 1

Configuring ping·······························································································································································1

Configuring ping example ······································································································································1

Tracert ················································································································································································3

Configuring tracert ···················································································································································4

System debugging ····························································································································································5

Configuring system debugging·······························································································································6

Configuring ping and tracert example ···························································································································7

Configuring NQA ························································································································································ 9

NQA benefits····························································································································································9

Basic NQA concepts ············································································································································ 11

NQA probe operation procedure ······················································································································· 12

NQA configuration task list ·········································································································································· 12

Configuring the NQA server ········································································································································ 13

Enabling the NQA client··············································································································································· 14

Creating an NQA test group········································································································································ 14

Configuring an NQA test group ·································································································································· 14

Configuring ICMP echo tests································································································································ 14

Configuring DHCP tests ········································································································································ 15

Configuring DNS tests ·········································································································································· 16

Configuring FTP tests············································································································································· 17

Configuring HTTP tests ·········································································································································· 18

Configuring UDP jitter tests ·································································································································· 19

Configuring SNMP tests ······································································································································· 21

Configuring TCP tests············································································································································ 22

Configuring UDP echo tests·································································································································· 23

Configuring voice tests ········································································································································· 24

Configuring DLSw tests ········································································································································· 26

Configuring the collaboration function ························································································································ 27

Configuring threshold monitoring ································································································································ 28

Configuring the NQA statistics collection function····································································································· 29

Configuring the history records saving function ········································································································· 30

Configuring optional parameters for an NQA test group························································································· 31

Scheduling an NQA test group···································································································································· 32

Displaying and maintaining NQA······························································································································· 33

Configuring NQA examples········································································································································· 33

Configuring ICMP echo test example ················································································································· 33

Configuring DHCP test example·························································································································· 35

Configuring DNS test example ···························································································································· 36

Configuring FTP test example ······························································································································ 37

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