Polycom SoundPoint IP 600 SIP Administrator's Manual page 83

Administrator Guide - SoundPoint
Attribute
voice.rxEq.hf.type
voice.rxEq.hf.size
voice.rxEq.hf.coef.0 to .62
4.6.1.6.9 Transmit Equalization <TXEQ/>
These settings control the performance of the handsfree transmit equalization feature.
Attribute
voice.txEq.hf.IP_500.enable
voice.txEq.hf.IP_600.enable
voice.txEq.hf.coef.1 to 20
4.6.1.6.10 Voice Activity Detection <VAD/>
These settings control the performance of the voice activity detection (silence suppres-
sion) feature.
Attribute
voice.vadEnable
voice.vadThresh
®
IP SIP
Permitted
Values
0, 1
max 63 for
FIR
max 12 for
IIR
Don't change
these values.
Permitted
Values
0, 1
0, 1
Don't change
these values.
Permitted
Values Default
0, 1 0
integer from 15
0 to 30
Copyright © 2004 Polycom, Inc
Default Interpretation
0 Filter type used for RxEq, 0=FIR,
1=IIR.
63 Filter size.
- Filter coefficients.
Default Interpretation
1 If set to 1, enable Tx equalization for
handsfree (IP_500).
1 If set to 1, enable Tx equalizaton for
handsfree (IP_600).
- Filter coefficients.
Interpretation
If set to 1, enable VAD.
The threshold for determining what is active
voice and what is background noise in dB. This
does not apply to G.729AB codec operation
which has its own built-in VAD function.
Optimizing SoundPoint
77