DescriptionParameter
Enables use of the G.722.2 codec.
Default: No
G722.2 Enable
Enables use of the iLBC codec.
Default: Yes
iLBC Enable
Enables the use of OPUS codec.
Default: Yes
OPUS Enable
To enable silence suppression so that silent audio frames are not
transmitted, select Yes. Otherwise, select No.
Default: No
Silence Supp Enable
The method for transmitting DTMF signals to the far end. The options
are:
• AVT—Audio video transport. Sends DTMF as AVT events.
• InBand—Sends DTMF by using the audio path.
• Auto—Uses InBand or AVT based on the outcome of codec
negotiation.
• INFO—Uses the SIP INFO method.
DTMF Tx Method
Lists all codecs or it uses the default codecs supported.
Default: Default.
Use Remote Pref Codec
When set to Default, the Cisco IP phone responds to an Invite with a
200 OK response advertising the preferred codec only. When set to List
All, the Cisco IP phone responds listing all the codecs that the phone
supports. The default value is Default, or to respond with the preferred
codec only.
Codec Negotiation
Encryption method to be used during secured call. Options are AES
128 and AES 256 GCM
Default: 128.
Encryption Method
Dial Plan
Cisco IP Phone 6800 Series Multiplatform Phones Administration Guide
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Cisco IP Phone Web Page
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