Chapter 5 Parameters and Defaults

Operating Parameters

Table 5-1 AudioMode Parameter Bit Definitions

Bit Number

Definition

 

 

0

0/1—Disable/enable G.711 silence suppression.

 

 

1

0—Enable selected low-bit-rate codec in addition to G.711. This setting is the default.

 

1—Enable G.711 only.

 

 

2

0/1—Disable/enable fax CED tone detection.

 

 

3

0/1—Enable/disable fax CNG tone detection.

 

 

4-5: DtmfMethod

0—Always in-band (send and receive, do not send SDP info)

 

1—By negotiation (send SDP info, enable receive, decode others’ SDP information, send

 

depends on others’ SDP information)

 

2—Always out-of-band (send SDP info, enable receive, decode others’ SDP information, always

 

send).

 

3—Reserved.

 

 

6-15

Reserved.

 

 

RxCodec

Description

Use this parameter to specify receiving-audio codec preference. The following values are valid:

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)

Value Type

Integer

Range

0-3

Default

2

Voice Configuration Menu Access Code

36

Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide (SIP)

 

OL-3410-01

5-21

 

 

 

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Cisco Systems ATA186I2ARF manual RxCodec, Bit Number Definition