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8820IP Phone User Manual_ SIP (V1.44)
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Audio settings:
Fig 1.3 Audio Setting
●
codec1:
Set the
priority 1 of the audio compression algorithm. The
options are
g729
,
g7231
,
g711u
,
g711a
,
gsm
,
ilbc
and
null
.
●
codec2:
Set the
priority 2 of the audio compression algorithm. The
options are
g729
,
g7231
,
g711u
,
g711a
,
gsm
,
ilbc
and
null
.
●
codec3:
Set the
priority 3 of the audio compression algorithm. The
options are
g729
,
g7231
,
g711u
,
g711a
,
gsm
,
ilbc
and
null
.
●
codec4:
Set the
priority 4 of the audio compression algorithm. The
options are
g729
,
g7231
,
g711u
,
g711a
,
gsm
,
ilbc
and
null
.
●
codec5:
Set the
priority 5 of the audio compression algorithm. The
options are
g729
,
g7231
,
g711u
,
g711a
,
gsm
,
ilbc
and
null
.
●
codec6:
Set the
priority 6 of the audio compression algorithm. The
options are
g729
,
g7231
,
g711u
,
g711a
,
gsm
,
ilbc
and
null
.
●
vad:
Enable/disable VAD (voice activity detection).