EXFO Power Blazer 88200NGE, User Manual

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Test Results
Power Blazer
519
SDT (Multi-Channel OTN)
SDT (Multi-Channel OTN)
From the
Test
menu, tap
Results
and the
SDT
tab.
Note:
The SDT tab is only available when Disruption Monitoring is enabled
(refer to
ODU Channels - Global
on page 279).
Service Disruption is the time during which there is a disruption of service
due to the absence of traffic or to the detection of defects per channel.

Channels with Disruption indicates the number of channels with
service disruption.

Channels Monitored indicates the number of channels monitored.

Channels Above Threshold
, available when pass/fail verdict is
enabled, indicates the number of channels with a disruption time
above the defined threshold.

Longest Disruption indicates the duration of the longest measured
disruption time and the channel number on which it occurred. The
Pass/Fail verdict when enabled, is displayed next to duration value.

Last Disruption
indicates the duration of the last measured disruption
time and the channel number on witch it occurred.

SDT Threshold (ms)
, available when pass/fail verdict is enabled,
allows entering the SDT threshold value that will be used to declare the
pass/fail verdict:
0.001
to
299999.999 ms
(default is
50
ms).
The following statistics are presented per channel:

Channel
indicates the channel number.

Longest (ms) indicates the longest measured disruption time.

Shortest (ms)
indicates the shortest measured disruption time.

Last (ms) indicates the duration of the last measured disruption time.

Average (ms)
indicates the average duration of all measured
disruption times.