Fax And Modem Capabilities - AudioCodes Mediant 800B User Manual

User's Manual
2. Enable acoustic echo cancellation for SBC calls:
a. In the Voice Settings page, configure the following parameters:
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b. Open the IP Profile Settings page (Configuration tab > VoIP menu > Coders and
Profiles submenu > IP Profile Settings), and set the 'Echo Canceller' field to
Acoustic.
c. Enable the Forced Transcoding feature (using the TranscodingMode parameter)
to allow the device to use DSP channels, which are required for acoustic echo
cancellation.
Note:
13.2

Fax and Modem Capabilities

This section describes the device's fax and modem capabilities and corresponding
configuration. The fax and modem configuration is done in the Fax/Modem/CID Settings
page.
Notes:
Version 6.6
'Network Echo Suppressor Enable' (AcousticEchoSuppressorSupport) -
enables the network Acoustic Echo Suppressor
'Echo Canceller Type' (EchoCancellerType) - defines the echo canceller type
'Attenuation Intensity' (AcousticEchoSuppAttenuationIntensity) - defines the
acoustic echo suppressor signals identified as echo attenuation intensity
'Max ERL Threshold' (AcousticEchoSuppMaxERLThreshold) - defines the
acoustic echo suppressor maximum ratio between signal level and returned
echo from the phone
'Min Reference Delay' (AcousticEchoSuppMinRefDelayx10ms) - defines the
acoustic echo suppressor minimum reference delay
'Max Reference Delay' (AcousticEchoSuppMaxRefDelayx10ms) - defines
the acoustic echo suppressor maximum reference delay
The following additional echo cancellation parameters are configurable only
through the ini file:
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ECHybridLoss - defines the four-wire to two-wire worst-case Hybrid loss
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ECNLPMode - defines the echo cancellation Non-Linear Processing
(NLP) mode
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EchoCancellerAggressiveNLP - enables Aggressive NLP at the first 0.5
second of the call
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Unless otherwise specified, the configuration parameters mentioned in
this section are available on this page.
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Some SIP parameters override these fax and modem parameters. For
example, the IsFaxUsed parameter and V.152 parameters in Section
'V.152 Support' on page 160).
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For a detailed description of the parameters appearing on this page, see
'Configuration Parameters Reference' on page 643.
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‎ 1 3. Media
Mediant 800B GW & E-SBC