Exfo EXpert IPTV Test Tools (FTB-200v2) Uživatelský manuál stáhnout pdf (Strana 39)

39

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8.3.6. VideoBandwidth

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Definitions:

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Video

Bandwidth

Video

Bandwidth

Metrics

IframeAverageVideo

bandwidth

Mb/s TheaveragebandwidthofI‐framevideocontenttransmitted,

inMbits/second.

IFrame MaxVideo

Bandwidth

Mb/s ThemaximumbandwidthofI‐framevideocontent

transmitted,inMbits/second.

PframeAverageVideo

bandwidth

Mb/s TheaveragebandwidthofP‐framevideocontent

transmitted,inMbits/second.

PFrameMaxVideo

Bandwidth

Mb/s ThemaximumbandwidthofP‐framevideocontent

transmitted,inMbits/second.

BframeAverageVideo

bandwidth

Mb/s TheaveragebandwidthofB‐framevideocontent

transmitted,inMbits/second.

BframeMaxVideo

bandwidth

Mb/s ThemaximumbandwidthofB‐framevideocontent

transmitted,inMbits/second.

Tab Category MetricName Range Description

VideoBandwidthofI,P,

B,SIandSPframes

providesauseful

informationfortraffic

engineering.Looking

andMOSandother

metricsonecan

determinehowmuch

lessormorebandwidth

toaddorreduceto

maintainthequality

goalandbandwidth

utilizationsatthesame

time.

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