CHAPTER19 Coders and Profiles
Mediant 800 Gateway & E-SBC | User's Manual
Parameter Description
■ [2] As Is = The device does not involve itself in the
feedback, but simply forwards any feedback indication
as is.
Note:
■ As RTCP-based feedback has been defined by the
WebRTC standard as mandatory, the support is
important for deployments implementing WebRTC. For
more information on WebRTC, see WebRTC.
■ RTCP-based feedback is required for the VoIPerfect
feature (see VoIPerfect).
'Voice Quality Enhancement'
sbc-voice-quality-
enhancement
[IpProfile_
SBCVoiceQualityEnhancement]
Enables the device to detect speech and network quality
(packet loss and bandwidth reduction) and triggers the
device to overcome the adverse conditions to ensure high
call quality.
■ [0] Disable (default)
■ [1] Enable
Note: The parameter is applicable only to the VoIPerfect
feature (see VoIPerfect).
'Max Opus Bandwidth'
sbc-max-opus-bandwidth
[IpProfile_SBCMaxOpusBW]
Defines the VoIPerfect mode of operation, which is based
on the Opus coder.
■ 0 = (Default) Managed Opus
■ 80000 = Smart Transcoding
Note: The parameter is applicable only to the VoIPerfect
feature (see VoIPerfect).
Quality of Service
'RTP IP DiffServ'
rtp-ip-diffserv
[IpProfile_IPDiffServ]
Defines the DiffServ value for Premium Media class of
service (CoS) content.
The valid range is 0 to 63. The default is 46.
Note: The corresponding global parameter is
PremiumServiceClassMediaDiffServ.
'Signaling DiffServ'
signaling-diffserv
[IpProfile_SigIPDiffServ]
Defines the DiffServ value for Premium Control CoS
content (Call Control applications).
The valid range is 0 to 63. The default is 40.
Note: The corresponding global parameter is
PremiumServiceClassControlDiffServ.
Jitter Buffer
'Dynamic Jitter Buffer Minimum
Delay'
jitter-buffer-minimum-
delay
[IpProfile_JitterBufMinDelay]
Defines the minimum delay (in msec) of the device's
dynamic Jitter Buffer.
The valid range is 0 to 150. The default delay is 10.
For more information on Jitter Buffer, see Configuring the
Dynamic Jitter Buffer.
Note: The corresponding global parameter is
DJBufMinDelay.
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