Background Noise Suppression (Bns); Comfort Noise Fill; Automatic Gain Control (Agc); Presence And Instant Messaging Features - Polycom SoundPoint IP 301 Administrator's Manual

Administrator Guide - SoundPoint
Local

3.3.9 Background Noise Suppression (BNS)

This feature, designed primarily for hands-free operation, reduces background noise to
enhance communication in noisy environments.

3.3.10 Comfort Noise Fill

Comfort noise fill is designed to help provide a consistent noise level to the remote
user of a hands-free call. Fluctuations in perceived background noise levels are an
undesirable side effect of the non-linear component of most AEC systems. This fea-
ture uses noise synthesis techniques to smooth out the noise level in the direction
toward the remote user, providing a more natural call experience.

3.3.11 Automatic Gain Control (AGC)

This feature, applicable to hands-free operation, is used to boost the transmit gain of
the local talker in certain circumstances.
radius and helps with the intelligibility of soft-talkers.

3.4 Presence and Instant Messaging Features

The phone contains both Presence and Instant Messaging features. These features are
compatible with Microsoft
and Windows
are integrated with the contact directory features, using its contact database.
5. AGC support will be available in a subsequent release.
50
® ®
IP / SoundStation IP
Web Server Specify codec priority, preferred payload sizes, and jitter
(if enabled) buffer tuning parameters.
Navigate to: http://<phoneIPAddress>/coreConf.htm#au
Changes are saved to local flash and backed up to <Ethernet
address>-phone.cfg on the boot server. Changes will per-
manently override global settings unless deleted via the
Reset User Settings menu selection.
Local Phone User None.
Interface
®
Windows
®
Messenger 5.0. The phone's presence and instant messaging features
Copyright © 2005 Polycom, Inc.
5
This increases the effective user-phone
®
Messenger and MSN
Features
®
Messenger version 4.7