Cisco 8800 Series Manual page 299

Cisco IP Phone Configuration
Parameter
G711u Enable
G711a Enable
G729a Enable
G722 Enable
G722.2 Enable
iLBC Enable
iSAC Enable
OPUS Enable
Silence Supp Enable
Description
Enables the use of a specific codec.
Perform one of the following:
• In the phone configuration file with XML(cfg.xml), enter a string in this format:
<G711u_Enable_1_ ua="rw">Yes</G711u_Enable_1_>
<G711a_Enable_1_ ua="rw">Yes</G711a_Enable_1_>
<G729a_Enable_1_ ua="rw">Yes</G729a_Enable_1_>
<G722_Enable_1_ ua="rw">Yes</G722_Enable_1_>
<G722_Enable_1_ ua="rw">Yes</G722_Enable_1_>
<G722.2_Enable_1_ ua="rw">No</G722.2_Enable_1_>
<iLBC_Enable_1_ ua="rw">No</iLBC_Enable_1_>
<iSAC_Enable_1_ ua="rw">Yes</iSAC_Enable_1_>
<OPUS_Enable_1_ ua="rw">Yes</OPUS_Enable_1_>
• In the phone web interface, set the corresponding field to Yes to enable the use
of a specific codec, or No to disable it.
Note The transmit rate for the G.729a codec is at 8 kbps.
Enables or disables silence suppression. When set Yes, silent audio frames are not
transmitted.
Perform one of the following:
• In the phone configuration file with XML(cfg.xml), enter a string in this format:
<Silence_Supp_Enable_1_ ua="rw">No</Silence_Supp_Enable_1_>
• In the phone web interface, set this field to Yes to enable silence suppression, or
No to disable it.
Allowed values: Yes|No
Default: No
Cisco IP Phone 8800 Series Multiplatform Phone Administration Guide for Release 11.3(1) and Later
Audio Codec Parameters
279