User's Manual

Maintenance 261
• Noise Reduction Level
• Microphone Auto Gain Control Status
• SRTP Status for Last Call (Enabled/Disabled)
USB Headset Data
The USB headset data displays the following information on the current
and all other supported headsets:
• Default Audio Device
• USB Adapter Status
•
USB Adapter Type (Nortel/Algo USB Audio Adapter/Nortel USB
IP-ATA)
• Adapter Firmware Version
• Headset Type
•
Active Call Indication
•
Alert Condition Indication
•
Message Waiting Indication
•
Headset Disconnected Indication
•
Use Backlight
•
Supported USB Headsets
Telchemy VQMon
The Telchemy VQMon section displays the following information, which
generates using the libraries currently implemented for the IP Softphone
2050:
•
Packet Loss Rate
•
Packet Discard Rate
• Burst Density Average
• Burst Duration
• Gap Density
• Round Trip Delay
• End System Delay
• RERL
• MOS LQ
• MOS CQ
Nortel Communication Server 1000
IP Phones Fundamentals
NN43001-368 02.07
5 February 2009
Copyright © 2003-2009 Nortel Networks
.