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Cisco Confidential
23
• PVDM3 used to clean audio by removing loud and distracting
background noise
• Enhances user experience by delivering quality audio
• Supported on TDM-IP, CUBE and Conference calls
• Enabled globally on router or selectively per dial peer basis
A
Unified CM
Gateway detects loud
background noise and
“cleans” media
Background noise
generated on a call
from a coffee house
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