Administrator’s Guide SoundPoint IP / SoundStation IP

Acoustic Echo Cancellation <aec/>

These settings control the performance of the speakerphone acoustic echo canceller.

Polycom recommends that you do not change these values.

 

.

 

Attribute

 

Default

 

 

 

voice.aec.hs.enable

 

0

 

 

 

voice.aec.hs.lowFreqCutOff

 

100

 

 

 

voice.aec.hs.highFreqCutOff

 

7000

 

 

 

voice.aec.hs.erlTab_0_300

 

-24

 

 

 

voice.aec.hs.erlTab_300_600

 

-24

 

 

 

voice.aec.hs.erlTab_600_1500

 

-24

 

 

 

voice.aec.hs.erlTab_1500_3500

 

-24

 

 

 

voice.aec.hs.erlTab_3500_7000

 

-24

 

 

 

voice.aec.hd.enable

 

0

 

 

 

voice.aec.hd.lowFreqCutOff

 

100

 

 

 

voice.aec.hd.highFreqCutOff

 

7000

 

 

 

voice.aec.hd.erlTab_0_300

 

-24

 

 

 

voice.aec.hd.erlTab_300_600

 

-24

 

 

 

voice.aec.hd.erlTab_600_1500

 

-24

 

 

 

voice.aec.hd.erlTab_1500_3500

 

-24

 

 

 

voice.aec.hd.erlTab_3500_7000

 

-24

 

 

 

voice.aec.hf.enable

 

1

 

 

 

voice.aec.hf.lowFreqCutOff

 

100

 

 

 

voice.aec.hf.highFreqCutOff

 

7000

 

 

 

voice.aec.hf.erlTab_0_300

 

-6

 

 

 

voice.aec.hf.erlTab_300_600

 

-6

 

 

 

voice.aec.hf.erlTab_600_1500

 

-6

 

 

 

voice.aec.hf.erlTab_1500_3500

 

-6

 

 

 

voice.aec.hf.erlTab_3500_7000

 

-6

 

 

 

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Polycom SIP 2.2.0 manual Acoustic Echo Cancellation aec