Dynamic noise reduction, Treble/bass controls, Setting up security features – Polycom SOUNDPOINT SIP 3.1 User Manual

Page 134: Setting up security features –80, Equalizes the

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Administrator’s Guide SoundPoint IP / SoundStation IP

4 - 80

A wide range of performance metrics are generated. Some are based on

current values, such as jitter buffer nominal delay and round trip delay, while

others cover the time period from the beginning of the call until the report is

sent, such as network packet loss. Some metrics are computed using other

metrics as input, such as listening Mean Opinion Score (MOS), conversational

MOS, listening R-factor, and conversational R-factor.
Configuration changes can performed centrally at the boot server:

Dynamic Noise Reduction

Dynamic noise reduction (DNR) provides maximum microphone sensitivity,

while automatically reducing background noise— from fans, projectors,

heating and air conditioning—for clearer sound and more efficient

conferencing.
There are no related configuration changes.

Treble/Bass Controls

The treble and bass controls equalize the tone of the high and low frequency

sound from the speakers.
The SoundStation IP 7000 phone’s treble and bass controls can be modified by

the user (through Menu > Settings > Basic > Audio > Treble EQ or Bass EQ).
Configuration changes can performed centrally at the boot server:

Setting Up Security Features

This section provides information for making configuration changes for the

following security-related features:

Local User and Administrator Privilege Levels

Custom Certificates

Incoming Signaling Validation

Central

(boot server)

Configuration file:
sip.cfg

Specify the location of the central report collector, how often the
reports are generated, and the warning and critical threshold values
that will cause generation of alert reports.

For more information, refer to

Quality Monitoring <quality

monitoring/>

on page

A-52

.

Central

(boot server)

Configuration file:
sip.cfg

Specify the user’s preferences for treble and bass.

For more information, refer to

User Preferences <up/>

on page

A-25

.

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