Alcatel-Lucent Halo H3P - Page 52

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PCMA
PCMA G.711
a-law
RFC 3551
64 Kbps
16 Ksps
20ms
PCMU
G.711 u-law
RFC 3551
64 Kbps
16 Ksps
20ms
G729
G729
RFC 3551
8 Kbps
16 Ksps
20ms
iLBC_15_2kbps
iLBC
RFC 3952
15.2 Kbps
8 Ksps
20ms
iLBC_13_33kbps
iLBC
RFC 3952
13.33 Kbps
8 Ksps
30ms
opus
opus
RFC 6716
8-12 Kbps
28-40 Kbps
8 Ksps
16 Ksps
20ms
The Opus codec supports various audio bandwidths, defined as follows:
Abbreviation
Audio Bandwidth
Sample Rate (Effective)
NB (narrowband)
4 kHz
8 kHz
WB (wideband)
8 kHz
16 kHz
The following table lists the audio codecs supported by each phone model:
Phone Model
Supported Audio Codecs
Default Audio Codecs
Halo series
pcmu;pcma;g729AB;g722;iLBC;opus
pcmu;pcma;g729AB;g722;iLBC
The following table lists the parameters you can use to configure the audio codecs.
Parameter
SIPPreferredVocoderX
config.<mac>.xml
Description
It configures the codec list which is supported by phone for accountX.
Permitted
Values
8:pcma
0:pcmu
9:g722
18:g729AB
98:iLbc
125：opus
Default
0;8;18;9;98
Web UI
Account -> Codec -> Audio Codec
Parameter
OpusBandwidthX
config.<mac>.xml
Description
It configures OPUS bandwith for accountX.
Permitted
Values
0: Narrow Band
1: Wide Band
Default
1
Web UI
Account -> Codec -> OPUS Bandwidth
Parameter
iLBCFrameModeX
config.<mac>.xml
Description
It configures iLBC frame length for accountX.
Permitted
Values
20:20
30:30
Default
30
Web UI
Account -> Codec -> ILBC Frame Mode