Cisco SPA112 Administration Manual page 88

Configuring Voice
Configuring Voice Settings
Cisco SPA100 Series Phone Adapters Administration Guide
Miscellaneous
Field
FXS Port Impedance
FXS Port Input Gain
FXS Port Output
Gain
DTMF Playback
Level
DTMF Playback
Length
Detect ABCD
Playback ABCD
Description
Sets the electrical impedance of the PHONE port.
Choices are:
600, 900, 600+2. 1 6uF, 900+2. 1 6uF, 270+750||150nF,
220+850||120nF, 220+820||115nF, or 200+600||100nF.
Default setting: 600.
NOTE For New Zealand impedance (370+620| | 310nF), use
270+750| | 150nF.
Input gain in dB, up to three decimal places. The range is
6.000 to -12.000. Default setting: -3.
Output gain in dB, up to three decimal places. The range
is 6.000 to -12.000. The Call Progress Tones and DTMF
playback level are not affected by the FXS Port Output
Gain parameter. Default setting: -3.
Local DTMF playback level in dBm, up to one decimal
place. Default setting: -16.0.
Local DTMF playback duration in milliseconds. Default
setting: . 1 .
To enable local detection of DTMF ABCD, select yes.
Otherwise, select no. Default setting: Yes
This setting has no effect if DTMF Tx Method is INFO;
ABCD is always sent OOB regardless in this setting.
To enable local playback of OOB DTMF ABCD, select
yes. Otherwise, select no. Default setting: Yes
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