Acoustic echo cancellation <aec – Polycom SOUNDPOINT SIP 2.2.0 User Manual
Page 152
Administrator’s Guide SoundPoint IP / SoundStation IP
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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