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Cisco IP Phone Models 7905G and 7912G Administrator Guide (SIP)
OL-4277-01
Chapter 8 Profile and Web Page Parameters and Defaults
Audio Parameters
Table 8-5 Audio Parameters
Parameter Description
RxCodec Preferred audio decoder (receiving codec):
• 1: G.711A-law
• 2: G.711u-law
• 3: G.729a
Value type: Integer.
Default value: 2
TxCodec Preferred audio encoder (transmitting codec):
• 1=G.711A-law
• 2=G.711u-law
• 3=G.729a
Value type: Integer.
Default value: 2
AudioMode Audio operating mode.
• Bit 0: G.711 silence suppression:
–
0=Disable.
–
1=Enable.
• Bits 1–3: Reserved.
• Bits 4–5: DTMF transmission method:
–
0=Always inband.
–
1=Negotiated via SDP.
–
2=Always out-of-band.
• Bits 6–31: Reserved.
Value type: Bitmap.
Default value: 0x00000011