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Dns operation configuration example, Network requirements, Configuration procedure – H3C Technologies H3C MSR 5600 User Manual

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DNS operation configuration example

Network requirements

As shown in

Figure 9

, configure a DNS operation to test whether Device A can translate the domain

name host.com into an IP address through the DNS server, and test the time required for resolution.

Figure 9 Network diagram

Configuration procedure

# Assign each interface an IP address. (Details not shown.)
# Configure static routes or a routing protocol to make sure the devices can reach each other. (Details not
shown.)
# Create a DNS operation.

system-view

[DeviceA] nqa entry admin test1

[DeviceA-nqa-admin-test1] type dns

# Specify the IP address of the DNS server 10.2.2.2 as the destination address and specify the domain
name to be translated as host.com.

[DeviceA-nqa-admin-test1-dns] destination ip 10.2.2.2

[DeviceA-nqa-admin-test1-dns] resolve-target host.com

# Enable the saving of history records.

[DeviceA-nqa-admin-test1-dns] history-record enable

[DeviceA-nqa-admin-test1-dns] quit

# Start the DNS operation.

[DeviceA] nqa schedule admin test1 start-time now lifetime forever

# After the DNS operation runs for a period of time, stop the operation.

[DeviceA] undo nqa schedule admin test1

# Display the results of the DNS operation.

[DeviceA] display nqa result admin test1

NQA entry (admin admin, tag test1) test results:

Send operation times: 1 Receive response times: 1

Min/Max/Average round trip time: 62/62/62

Square-Sum of round trip time: 3844

Last succeeded probe time: 2011-11-10 10:49:37.3

Extended results:

Packet loss ratio: 0%

Failures due to timeout: 0

Failures due to internal error: 0

Failures due to other errors: 0

# Display the history records of the DNS operation.

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