PVDM4-32 Cisco-PVDM4-32-Module

Cisco PVDM4-32 - 32-Channel Digital Signal Processor Module

The Cisco PVDM4-32 is a digital signal processor (DSP) module designed for Cisco ISR 4000 Series routers. It provides up to 32 channels of voice and video processing, enabling enterprises to deliver secure, scalable, and high-quality unified communications services at branch or small office scale.

🔧 Key Specifications

• Model: PVDM4-32
• DSP Channels: Up to 32 voice/video channels
• Compatibility: Cisco ISR 4000 Series routers (installed in motherboard or T1/E1 NIMs)
• Functions:
  • Voice compression and transcoding
  • Conferencing and universal transcoding
  • Secure voice (SRTP)
  • Video conferencing and media termination
• Features:
  • Hot-swappable module
  • Supports IP telephony, unified communications, and branch deployments
  • Enables flexible scaling of voice/video services
  • Centralized management via Cisco IOS XE
• Form Factor: Plug-in DSP module
• Dimensions: Compact module for ISR 4000 chassis slots
• Power: Draws power from host router

🧩 Ideal Use Cases

• Branch offices needing local voice/video processing
• Enterprises deploying Cisco Unified Communications Manager Express (CME) or SRST
• Small contact centers requiring conferencing and transcoding services
• Organizations seeking scalable DSP resources for IP telephony

⚙️ Licensing & Expansion
The PVDM4-32 requires a compatible Cisco ISR 4000 router chassis. Additional DSP modules can be installed for higher channel density.