Cisco Packet Voice Digital Signal Processor Modules (PVDMs) enables Cisco Series Integrated Services Routers to provide rich-media capabilities such as high-density voice connectivity, conferencing, transcoding, media optimization, translating, and secure voice for Cisco Unified Communications solutions.
All the PVDM4 modules have the same form factor and are field-upgradable to allow you to easily scale your voice deployments.
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