RTCRtpStreamStats.nackCount

The nackCount property of the RTCRtpStreamStats dictionary is a numeric value indicating the number of times the receiver sent a NACK packet to the sender.

A NACK (Negative ACKnowledgement, also called "Generic NACK") packet tells the sender that one or more of the RTP packets it sent were lost in transport.

Syntax

var nackCount = RTCRtpStreamStats.nackCount;

Value

An integer value indicating how many times the receiver sent a NACK packet to the sender after detecting that one or more packets were lost during transport.

Note: This value is only available on the receiver.

Specifications

Browser compatibility

Desktop Mobile
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nackCount
No
No
55
No
No
11
No
No
55
No
11
No

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https://developer.mozilla.org/en-US/docs/Web/API/RTCRtpStreamStats/nackCount