47
# Display the statistics of the ICMP jitter operation.
[DeviceA] display nqa statistics admin test1
NQA entry (admin admin, tag test1) test statistics:
NO. : 1
Start time: 2015-03-09 17:42:10.7
Life time: 156 seconds
Send operation times: 1560 Receive response times: 1560
Min/Max/Average round trip time: 1/2/1
Square-Sum of round trip time: 1563
Extended results:
Packet loss ratio: 0%
Failures due to timeout: 0
Failures due to internal error: 0
Failures due to other errors: 0
Packets out of sequence: 0
Packets arrived late: 0
ICMP-jitter results:
RTT number: 1560
Min positive SD: 1 Min positive DS: 1
Max positive SD: 1 Max positive DS: 2
Positive SD number: 18 Positive DS number: 46
Positive SD sum: 18 Positive DS sum: 49
Positive SD average: 1 Positive DS average: 1
Positive SD square-sum: 18 Positive DS square-sum: 55
Min negative SD: 1 Min negative DS: 1
Max negative SD: 1 Max negative DS: 2
Negative SD number: 24 Negative DS number: 57
Negative SD sum: 24 Negative DS sum: 58
Negative SD average: 1 Negative DS average: 1
Negative SD square-sum: 24 Negative DS square-sum: 60
One way results:
Max SD delay: 1 Max DS delay: 2
Min SD delay: 1 Min DS delay: 1
Number of SD delay: 4 Number of DS delay: 4
Sum of SD delay: 4 Sum of DS delay: 5
Square-Sum of SD delay: 4 Square-Sum of DS delay: 7
Lost packets for unknown reason: 0
DHCP operation configuration example
Network requirements
As shown in
, configure a DHCP operation to test the time required for Switch A to obtain an
IP address from the DHCP server (Switch B).