EXFO FTB-1, User Manual

Page: 400 / 675

Test Results
388
FTB-700G/800 Series
Streams - Frame Loss / Out-of-Sequence
Streams - Frame Loss / Out-of-Sequence
From the
Test
menu, tap
Results
,
Streams
, and the
Frame Loss /
Out-Of-Sequence tab.

Stream
: Indicates the stream identification number.

Thresholds button allows to set the pass/fail thresholds (refer to QoS
Metrics
on page 272).

Frame Loss : See QoS Metrics on page 325.

Out-Of-Sequence
: See
QoS Metrics
on page 325.
Streams - Jitter
From the
Test
menu, tap
Results
,
Streams
, and the
Jitter
tab.

Stream : Indicates the stream identification number.

Jitter (ms)
is measured for each stream on all valid frames
(in-sequence frames, valid Jitter tag, and no FCS error) received.
Current
,
Average
,
Minimum
,
Maximum
, and
Estimate
delay values
are reported.
Note:
Delay variation measurements smaller than 15 μ s will be discarded, not
used for the sampling process, and “< 0.015” will be displayed as the
minimum value. For the
Current value, Not measurable is displayed when
no delay has been measured in the last second.

Thresholds
button allows to set the pass/fail thresholds (refer to
QoS
Metrics on page 272).