149Failures due to no connection: 0Failures due to sequence error: 0Failures due to internal error: 0Failures due to other errors: 0Packet(s) arrived late: 0# Display the history of TCP tests.[DeviceA] display nqa history admin testNQA entry (admin admin, tag test) history record(s):Index Response Status Time1 13 Succeeded 2011-01-22 10:27:25.1UDP echo test configuration exampleNetwork requirementsAs shown in Figure 50, configure NQA UDP echo tests to test the round-trip time between Device A andDevice B. The destination port number is 8000.Figure 50 Network diagramConfiguration procedureNOTE:Before you make the configuration, make sure the devices can reach each other.1. Configure Device B.# Enable the NQA server, and configure a listening service to listen to IP address 10.2.2.2 and UDP port8000. system-view[DeviceB] nqa server enable[DeviceB] nqa server udp-echo 10.2.2.2 80002. Configure Device A.# Create a UDP echo test group. system-view[DeviceA] nqa entry admin test[DeviceA-nqa-admin-test] type udp-echo# Configure UDP packets to use 10.2.2.2 as the destination IP address and port 8000 as the destinationport.[DeviceA-nqa-admin-test-udp-echo] destination ip 10.2.2.2[DeviceA-nqa-admin-test-udp-echo] destination port 8000# Enable the saving of history records.[DeviceA-nqa-admin-test-udp-echo] history-record enable[DeviceA-nqa-admin-test-udp-echo] quit