sending test packets, and provides you with network performance and service quality parameters
such as delay jitter, TCP connection delay, FTP connection delay and file transfer rate.
With the NQA test results, you can:
1) Know network performance in time and then take corresponding measures.
2) Diagnose and locate network faults.
At present, NQA supports ten test types: ICMP echo, DHCP, DNS, FTP, HTTP, UDP jitter, SNMP, TCP,
UDP echo and DLSw.
In an NQA test, the client sends different types of test packets to the peer to detect the availability and
the response time of the peer, helping you know protocol availability and network performance based
on the test results.
If I want to just send ICMP from one device to another, continuously...
nqa client enable
nqa entry admin icmp
type icmp-echo
destination ip 68.191.191.242
frequency 5000
history-record enable
history-record number 10
probe count 10
probe timeout 500
nqa schedule admin icmp start-time now lifetime forever
and here is what a display looks like:
[labrack-b-labgw]display nqa res admin icmp
NQA entry(admin admin, tag icmp) test results:
Destination IP address: 68.191.191.242
Send operation times: 10 Receive response times: 10
Min/Max/Average round trip time: 2/3/2
Square-Sum of round trip time: 65
Last succeeded probe time: 2007-01-02 05:11:02.7
Extended results:
Packet lost 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
and using the history:
[labrack-b-labgw]dis nqa hist admin icmp
NQA entry(admin admin, tag icmp) history record(s):
Index Response Status Time
1070 2 Succeeded 2007-01-02 05:11:32.7
1069 3 Succeeded 2007-01-02 05:11:32.7
1068 2 Succeeded 2007-01-02 05:11:32.7
1067 2 Succeeded 2007-01-02 05:11:32.7
1066 2 Succeeded 2007-01-02 05:11:32.7
1065 3 Succeeded 2007-01-02 05:11:32.7
1064 2 Succeeded 2007-01-02 05:11:32.7
1063 2 Succeeded 2007-01-02 05:11:32.7
1062 2 Succeeded 2007-01-02 05:11:32.7
1061 3 Succeeded 2007-01-02 05:11:32.7
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