6100-Gfast Multifunction Network Analyzer Operation Manual
184
© 2020 Radiodetection Ltd
To set threshold values:
1. Press the up/down arrow keys to highlight the
desired parameter.
2. Press
on a value to open the
alphanumeric editor screen and use the
navigation keys to scroll through.
3. Press
to select each value and use the
function keys to complete your selection.
4. Press
to confirm and close your
selections.
VoIP Summary
The
VoIP Summary
tab allows you to view the
pass/fail status and measurement details of the
different parameters. If a measured value is out the
thresholds configured in the
VoIP Call
setup, or if
the WAN connection was not completed
successfully, the
VoIP Summary
page will display a
fail status.
MOS
displays values for both the average and
current Mean Opinion Score, which provides a
relative measurement of VoIP call quality.
R-Factor
displays values for both the average
and current R-Factor score which is a VoIP
transmission quality rating derived from
multiple VoIP metrics, including latency, jitter,
and loss.
Latency
displays the average, current, and
maximum time delay experienced (in ms) to
deliver VoIP packets.
Jitter
displays the average, current, and
maximum variation (in ms) in the packet transit
delay of received VoIP packets.
Packets
displays the number of lost and
received VoIP packets, and the total number of
received bytes or active (non-idle) frames
received on a channel.
IPTV Summary
The
IPTV Summary
tab
allows
you to view the
pass/fail status and test results of the IPTV stream live
time analysis and statistic counters and actions
(Join/Leave).
Line Rate
is the actual rate achieved by the
physical interface media, in Mbps.
IP Bit Rate
is the IP data rate for the IPTV
service, including all channels detected.
Total IP Packet Loss
is the total number of
packets lost, with errors, or out of sequence,
during the test period.
Current Stream
lists a maximum of 5 live
channel streams by name and
IP Address
.
o
Zap
is the time between sending a
request to join the stream and the start
of receiving the video stream. It is one
of the key factors to be considered
when evaluating the IPTV quality of
service (QoS).
o
Loss
is the percentage of IP packet
loss during the last ten thousand
packets received.
