Advanced Voice Fields
Line page
Cisco Small Business WRP400 Administration Guide
105
A
Third Preferred
Codec
Third preferred codec for all calls. (The actual codec used
in a call still depends on the outcome of the codec
negotiation protocol.) Select one of the following:
Unspecified, G711u, G711a, G726-16, G726-24, G726-
32, G726-40, G729a,
or
G723.
The default is
Unspecified
.
Use Pref Codec
Only
To use only the preferred codec for all calls, select yes.
(The call fails if the far end does not support this codec.)
Otherwise, select no.
The default is
no
.
Silence Supp
Enable
To enable silence suppression so that silent audio frames
are not transmitted, select yes. Otherwise, select no.
The default is
no
.
Silence Threshold
Select the appropriate setting for the threshold: high,
medium, or low.
The default is
medium
.
G729a Enable
To enable the use of the G.729a codec at 8 kbps, select
yes. Otherwise, select no.
The default is
yes
.
Echo Canc Enable
To enable the use of the echo canceller, select yes.
Otherwise, select no.
The default is
yes
.
G723 Enable
To enable the use of the G.723a codec at 6.3 kbps, select
yes. Otherwise, select no.
The default is
yes
.
Echo Canc Adapt
Enable
To enable the echo canceller to adapt, select yes.
Otherwise, select no.
The default is
yes
.
G726-16 Enable
To enable the use of the G.726 codec at 16 kbps, select
yes. Otherwise, select no.
The default is
yes
.
Echo Supp Enable
To enable the use of the echo suppressor, select yes.
Otherwise, select no.
The default is
yes
.
