Coder Parameters - AudioCodes Mediant 4000 SBC User Manual

Parameter
[RTPSIDCoeffNum]
Answer Detector (AD) Parameters
Enable Answer Detector
[EnableAnswerDetector]
Answer Detector Activity Delay
configure voip > media ipmedia >
answer-detector-activativity-delay
[AnswerDetectorActivityDelay]
Answer Detector Silence Time
[AnswerDetectorSilenceTime]
Answer Detector Redirection
[AnswerDetectorRedirection]
Answer Detector Sensitivity
configure voip > media ipmedia >
answer-detector-sensitivity
[AnswerDetectorSensitivity]

60.10.2 Coder Parameters

The coder parameters are described in the table below.
Parameter
Silk Tx Inband FEC
configure voip > media settings
> silk-tx-inband-fec
[SilkTxInbandFEC]
Silk Max Average Bit Rate
configure voip > media settings
> silk-max-average-bitrate
[SilkMaxAverageBitRate]
Opus Max Average Bitrate
configure voip > sip-definition
settings > opus-max-avg-
bitrate
[OpusMaxAverageBitRate]
configure voip > media settings
> vbr-coder-header-format
[VBRCoderHeaderFormat]
User's Manual
The valid values are [0] (default), [4], [6], [8] and [10].
Currently, not supported.
Defines the time (in 100-msec resolution) between
activating the Answer Detector and the time that the
detector actually starts to operate.
The valid range is 0 to 1023. The default is 0.
Currently, not supported.
Currently, not supported.
Defines the Answer Detector sensitivity.
The range is 0 (most sensitive) to 2 (least sensitive). The
default is 0.
Table 60-35: Coder Parameters
Enables forward error correction (FEC) for the SILK coder.

[0] Disable (default)

[1] Enable
Defines the maximum average bit rate for the SILK coder.
The valid value range is 6,000 to 50,000. The default is 50,000.
The SILK coder is Skype's default audio codec used for Skype-to-
Skype calls.
Defines the maximum average bit rate (in bps) for the Opus coder.
The valid value range is 6000 to 50,000. The default is 50,000.
Determines the format of the RTP header for VBR coders.

[0] = (Default) Payload only (no header, TOC, or m-factor) -
similar to RFC 3558 Header Free format.
882
Mediant 4000 SBC
Description
Description
Document #: LTRT-40203