H3C Technologies H3C WX6000 Series Access Controllers - Manual (Page 168)

11-33
Negative SD sum: 181 Negative DS sum: 209
Negative SD average: 13 Negative DS average: 14
Negative SD square sum: 46994 Negative DS square sum: 3030
One way results:
Max SD delay: 46 Max DS delay: 46
Min SD delay: 7 Min DS delay: 7
Number of SD delay: 410 Number of DS delay: 410
Sum of SD delay: 3705 Sum of DS delay: 3891
Square sum of SD delay: 45987 Square sum of DS delay: 49393
SD lost packet(s): 0 DS lost packet(s): 0
Lost packet(s) for unknown reason: 0
The display nqa history command does not show the results of UDP jitter tests. To know the result of
a UDP jitter test, use the display nqa result command to view the probe results of the latest NQA test,
or use the display nqa statistics command to view the statistics of NQA tests.
SNMP Test Configuration Example
Network requirements
As shown in Figure 11-9 , configure NQA SNMP tests to test the time it takes for AC to send an SNMP
query packet to the SNMP agent and receive a response packet.
Figure 11-9 Network diagram for SNMP tests
Configuration procedure
Before you make the configuration, make sure the devices can reach each other.
1) Configurations on SNMP agent (Device)
# Enable the SNMP agent service and set the SNMP version to all, the read community to public, and
the write community to private.
<Device> system-view
[Device] snmp-agent sys-info version all
[Device] snmp-agent community read public
[Device] snmp-agent community write private