Exfo FTB-800 Series for FTB-1 Manual de usuario descargar pdf (Pagina 342)

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Test Results

332 FTB-700G/800 Series

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 227).

 Frame Loss: See QoS Metrics on page 275.

 Out-Of-Sequence: See QoS Metrics on page 275.

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 μs 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 227).

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Exfo FTB-800 Series for FTB-1 Manual de usuario Pagina 342

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