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Configuration Guide - Network Management and Monitoring

S2720, S5700, and S6720 V200R013C00

This document describes the configurations of Network Management and Monitoring, including SNMP, RMON, RMON2, LLDP, Performance Management, iPCA, NQA, Service Diagnosis, Mirroring, Packet Capture, NetStream, sFlow, TWAMP Light, NETCONF, ECA, Intelligent Video O&M, eMDI, and Network Deception.
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Configuring a DNS Test Instance

Configuring a DNS Test Instance

Context

Before configuring a DNS test instance, configure a DNS server and ensure reachable routes between the DNS client and the DNS server.

A DNS test can detect the speed at which a DNS name is resolved into an IP address.

NOTE:

The NQA client also functions as the DHCP client. Perform the following steps on the NQA client.

Procedure

  1. Run system-view

    The system view is displayed.

  2. Run dns resolve

    Dynamic DNS resolution is enabled.

    By default, dynamic DNS resolution is disabled.

  3. Run nqa test-instance admin-name test-name

    An NQA test instance is created, and the NQA view is displayed.

  4. Run test-type dns

    The test type is set to DNS.

  5. Run dns-server ipv4 ip-address

    The DNS server address is configured.

  6. Run destination-address url urlstring

    The name of the destination host is configured.

  7. (Optional) Run the following commands as required to configure parameters for the DNS test.

    • Run description string

      A description is configured for the test instance.

    • Run frequency interval

      The test period is set for the NQA test instance.

    • Run timeout time

      The timeout period of a probe is set for the NQA test instance.

      By default, the timeout period of a DNS probe is 3 seconds.

    • Run source-address ipv4 ipv4-address

      The source IP address is configured.

    • Run records history number

      The maximum number of historical records is set for the NQA test instance.

    • Run records result number

      The maximum number of result records is set for the NQA test instance.

    • Run agetime hh:mm:ss

      The aging time is set for the NQA test instance.

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Updated: 2019-04-20

Document ID: EDOC1100065680

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