CHAPTER19 Coders and Profiles
Mediant 4000 SBC | User's Manual
Parameter Description
'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.
'Dynamic Jitter Buffer
Optimization Factor'
jitter-buffer-
optimization-factor
[IpProfile_JitterBufOptFactor]
Defines the Dynamic Jitter Buffer frame error/delay
optimization factor.
The valid range is 0 to 12. The default factor is 10.
For more information on Jitter Buffer, see Configuring the
Dynamic Jitter Buffer.
Note:
■ For data (fax and modem) calls, set the parameter to
12.
■ The corresponding global parameter is
DJBufOptFactor.
'Jitter Buffer Max Delay'
jitter-buffer-max-delay
[IpProfile_JitterBufMaxDelay]
Defines the maximum delay and length (in msec) of the
Jitter Buffer.
The valid range is 150 to 2,000. The default is 250.
Voice
'Echo Canceler'
echo-canceller
Enables the device's Echo Cancellation feature (i.e., echo
from voice calls is removed).
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