Exfo EXpert IPTV Test Tools (FTB-200v2) Uživatelský manuál stáhnout pdf (Strana 81)

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TR101290metricsprovidegreenLEDON/OFFinformationoncertainkeyerrortypesthat

occurwithMPEGTransportprotocols,andareusefulinidentifyingandresultingtheseerror

conditions.

TR 101 290 MPEG Metrics

Metric Description

TS_sync_loss LossofsynchronizationatMPEGtransportlayer

Sync_byte_error InvalidMPEGtransportsyncbyte

Continuity_count_error Incorrectpacketorder,duplicatepacketorlostpacket

Transport_error TransporterrorindicatorinMPEGtransportheaderset

PCR_repetition_error TimeintervalbetweentwosuccessivePCRvaluesmorethan40ms

PCR_discontinuity_indicator_error DifferencebetweentwoconsecutivePCRvaluesisover100ms

withoutdiscontinuitybitset

PTS_error Intervalbetweenpresentationtimestampsmorethan700ms

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Exfo EXpert IPTV Test Tools (FTB-200v2) Uživatelský manuál Strana 81