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System maintenance and debugging ························································································································· 1
Ping·····················································································································································································1
Introduction ·······························································································································································1
Configuring ping ······················································································································································1
Ping configuration example ····································································································································2
Tracert ················································································································································································3
Introduction ·······························································································································································3
Configuring tracert ···················································································································································4
System debugging ····························································································································································5
Introduction to system debugging···························································································································5
Displaying debugging information·························································································································5
Configuring system debugging·······························································································································6
Ping and tracert configuration example ·························································································································6
NQA configuration······················································································································································ 8
NQA overview ··································································································································································8
NQA features ···························································································································································8
Basic NQA concepts············································································································································· 10
NQA probe operation procedure ······················································································································· 10
NQA configuration task list ·········································································································································· 11
Configuring the NQA server ········································································································································ 11
Enabling the NQA client··············································································································································· 12
Creating an NQA test group········································································································································ 12
Configuring an NQA test group ·································································································································· 12
Configuring ICMP echo tests································································································································12
Configuring DHCP tests ········································································································································ 14
Configuring DNS tests ·········································································································································· 14
Configuring FTP tests············································································································································· 15
Configuring HTTP tests ·········································································································································· 16
Configuring UDP jitter tests··································································································································· 17
Configuring SNMP tests ······································································································································· 19
Configuring TCP tests············································································································································ 20
Configuring UDP echo tests·································································································································· 21
Configuring voice tests ········································································································································· 22
Configuring DLSw tests ········································································································································· 24
Configuring threshold monitoring································································································································· 25
Configuring the NQA statistics collection function····································································································· 26
Configuring the history records saving function ········································································································· 27
Configuring optional parameters for an NQA test group························································································· 28
Scheduling an NQA test group···································································································································· 29
Displaying and maintaining NQA······························································································································· 30
NQA configuration examples ······································································································································ 30
ICMP echo test configuration example ··············································································································· 30
DHCP Test configuration example······················································································································· 32
DNS test configuration example·························································································································· 33
FTP test configuration example ···························································································································· 34
HTTP test configuration example·························································································································· 35
UDP jitter test configuration example ·················································································································· 37
SNMP test configuration example ······················································································································· 39
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