Network : Switch Modules : Cisco : SKU: PVDM4-256=


Manufacturer: Cisco

Part Number: PVDM4-256=

UPC: 0882658562372

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Cisco 256-Channel Voice DSP Module


Free shipping to 48 states


Estimated Delivery with free shipping by:

Tuesday June 13th*

* If ordered today with free shipping.


  • The PVDM4 modules are supported on the Cisco 4451-X platform
  • You can plug them directly into the single slot on the router motherboard
  • Or onto the network interface module (NIM) that supports T1/E1 ports
  • Enhanced DSP architecture accommodates a new packet-processing engine optimized
  • Concurrently supporting the time-division multiplexing IP (TDM-IP) voice framework
  • Compatibility - Cisco 4400 Series Integrated Services Routers

  • Specification

    Brand Cisco
    Compatible With Cisco 4451-X, 4451-X Application Experience, 4451-X Integrated Services Router Security Bundle
    Compatible With 4451-X Integrated Services Router Voice and Video Bundle
    Compatible With 4451-X Integrated Services Router Voice Security Bundle
    Connectivity Technology Wired
    Form Factor Plug-in module
    Installed Size 512 megabyte
    Model Fourth-Generation 256-Channel High-Density Packet Voice Digital Signal Processor Module
    Packaged Quantity 1
    Type Voice DSP module

    In The Box

  • 256-Channel Voice DSP Module