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# Enable the NQA server, and configure a listening service to listen to IP address 10.2.2.2 and UDP port
9000.
<DeviceB> system-view
[DeviceB] nqa server enable
[DeviceB] nqa server udp-echo 10.2.2.2 9000
2. Configure Device A.
# Create a voice test group.
<DeviceA> system-view
[DeviceA] nqa entry admin test
[DeviceA-nqa-admin-test] type voice
# Configure voice probe packets to use 10.2.2.2 as the destination IP address and port 9000 as the
destination port.
[DeviceA-nqa-admin-test-voice] destination ip 10.2.2.2
[DeviceA-nqa-admin-test-voice] destination port 9000
[DeviceA-nqa-admin-test-voice] quit
# Start voice tests.
[DeviceA] nqa schedule admin test start-time now lifetime forever
# Stop the voice tests after a period of time.
[DeviceA] undo nqa schedule admin test
# Display the result of the last voice test.
[DeviceA] display nqa result admin test
NQA entry (admin admin, tag test) test results:
Destination IP address: 10.2.2.2
Send operation times: 1000 Receive response times: 1000
Min/Max/Average round trip time: 31/1328/33
Square-Sum of round trip time: 2844813
Last succeeded probe time: 2011-01-13 09:49:31.1
Extended results:
Packet loss in test: 0%
Failures due to timeout: 0
Failures due to disconnect: 0
Failures due to no connection: 0
Failures due to sequence error: 0
Failures due to internal error: 0
Failures due to other errors: 0
Packet(s) arrived late: 0
Voice results:
RTT number: 1000
Min positive SD: 1 Min positive DS: 1
Max positive SD: 204 Max positive DS: 1297
Positive SD number: 257 Positive DS number: 259
Positive SD sum: 759 Positive DS sum: 1797
Positive SD average: 2 Positive DS average: 6
Positive SD square sum: 54127 Positive DS square sum: 1691967
Min negative SD: 1 Min negative DS: 1
Max negative SD: 203 Max negative DS: 1297
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