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Configuration procedure, Dns operation configuration example, Network requirements – H3C Technologies H3C S6300 Series Switches User Manual

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Figure 39 Network diagram

Configuration procedure

# Create a DHCP operation to be performed to the destination IP address 10.1.1.2.

system-view

[SwitchA] nqa entry admin test1

[SwitchA-nqa-admin-test1] type dhcp

[SwitchA-nqa-admin-test1-dhcp] destination ip 10.1.1.2

# Enable the saving of history records.

[SwitchA-nqa-admin-test1-dhcp] history-record enable

[SwitchA-nqa-admin-test1-dhcp] quit

# Start the DHCP operation.

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

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

[SwitchA] undo nqa schedule admin test1

# Display the most recent results of the DHCP operation.

[SwitchA] 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: 512/512/512

Square-Sum of round trip time: 262144

Last succeeded probe time: 2011-11-22 09:56:03.2

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 DHCP operation.

[SwitchA] display nqa history admin test1

NQA entry (admin admin, tag test1) history records:

Index Response Status Time

1 512 Succeeded 2011-11-22 09:56:03.2

The output shows that Switch A uses 512 milliseconds to obtain an IP address from the DHCP server.

DNS operation configuration example

Network requirements

As shown in

Figure 40

, 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.