Chapter 5
Parameters and Defaults
Table 5-1
AudioMode Parameter Bit Definitions
Bit Number
0 and 16
1 and 17
2 and 18
3 and 19
4-5 and 20-21
6-7 and 22-23
8-15 and 23-31
RxCodec
Description
Use this parameter to specify receiving-audio codec preference. The following values are valid:
•
•
•
•
Value Type
Integer
Range
0-3
Default
2
OL-4008-01
Definition
0/1—Disable/enable silence suppression for all audio codecs. Silence suppression is enabled by
default.
0—Enable selected low-bit-rate codec in addition to G.711. This setting is the default.
1—Enable G.711 only.
0/1—Disable/enable fax CED tone detection. This feature is enabled by default.
Reserved.
DTMF Transmission Method:
0—Always in-band.
•
•
1—By negotiation.
•
2—Always out-of-band.
•
3—Reserved.
Hookflash Transmission Method:
0—Disable sending OOB hookflash message.
•
1—By negotiation (H.245 message).
•
2—Always out-of-band (H.245 message).
•
3—Use Q931message to send user keypad information for DTMF or hookflash transmission.
•
Reserved.
0—G.723 (can be selected only if LBRCodec is set to 0)
1—G.711A-law
2—G.711µ-law
3—G.729A (can be selected only if LBRCodec is set to 3)
Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator's Guide (H.323)
Operating Parameters
5-21