Audio Processing Features - Polycom SoundPoint IP 600 SIP Administrator's Manual

Administrator Guide - SoundPoint
Local

3.3 Audio Processing Features

SoundPoint
nology to provide the best audio experience in a desktop telephone.
3.3.1 Low-Delay Audio Packet Transmission
SoundPoint
3.3.2 Jitter Buffer and Packet Error Concealment
SoundPoint
ment system designed to mitigate packet inter-arrival jitter and out-of-order or lost
(lost or excessively delayed by the network) packets. The jitter buffer is adaptive and
configurable for different network environments. When packets are lost, a conceal-
ment algorithm minimizes the resulting negative audio consequences.
Central
(boot
server)
®
IP
Web Server
(if enabled)
Local Phone User
Interface
®
IP uses proprietary state-of-the-art digital signal processing (DSP) tech-
®
IP is designed to minimize latency for audio packet transmission.
®
IP employs a high-performance jitter buffer and packet error conceal-
Configuration file:
ipmid.cfg
Copyright © 2004 Polycom, Inc.
Set all call diversion settings.
Navigate to: http://<phoneIPAddress>/reg.htm
Changes are saved to local flash and backed up to <Ethernet
address>-phone.cfg on the boot server. They will perma-
nently override global settings unless deleted via the Reset
User Settings menu selection.
The user can set the call forward all setting from idle
(enabled/disable and specify the forward-to contact) as well
as divert callers while the call is alerting.
Changes are saved to local flash and backed up to <Ethernet
address>-phone.cfg on the boot server. They will perma-
nently override global settings unless deleted via the Reset
User Settings menu selection.
Set the jitter buffer tuning parameters including minimum
and maximum size and shrink aggression.
• For more information, see 4.6.1.6.1.2 Codec Profiles
<profiles/> on page 69.
Features
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