Cisco Small Business SPA509G Administration Manual page 316

Cisco SPA IP Phone Field Reference
Ext Tab
Cisco Small Business SPA300 Series, SPA500 Series, and WIP310 IP Phone Administration Guide
Parameter
Use Pref Codec Only
Second Preferred Codec
Third Preferred Codec
G729a Enable
G722 Enable
G723 Enable
G726-16 Enable
G726-24 Enable
Description
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.
Defaults to no.
The second preferred codec when the preferred
codec cannot be used. If
enabled (set to yes), this parameter is not used.
Defaults to Unspecified.
The third preferred codec when the preferred codec
and second preferred codec cannot be used. If
Pref Codec Only i s enabled (set to yes), this parameter
is not used.
Defaults to Unspecified.
To enable the use of the G.729a codec at 8 kbps,
select yes. Otherwise, select no.
Defaults to yes.
Enables use of the G.722 codec. Defaults to yes.
NOTE Not applicable to the WIP310.
To enable the use of the G.723a codec at 6.3 kbps,
select yes. Otherwise, select no.
Defaults to yes.
NOTE G.723 is not supported on the Cisco SPA300
Series, Cisco SPA500 Series, or WIP310.
To enable the use of the G.726 codec at 16 kbps,
select yes. Otherwise, select no.
Defaults to yes.
NOTE Not supported on the Cisco SPA525G/525G2.
To enable the use of the G.726 codec at 24 kbps,
select yes. Otherwise, select no.
Defaults to yes.
NOTE Not supported on the Cisco SPA525G/525G2
or WIP310.
Use Pref Codec Only i
s
Use
B
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