• Cisco PVDM3-256 voice DSP module on green blue circuit board
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Cisco

Cisco PVDM3-256 | PVDM3 256-Channel Voice DSP Module for ISR G2

PVDM3-256

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Description

The PVDM3-256 is a high-density packet voice DSP module with 256-channel capacity, designed for Cisco Integrated Services Routers Generation 2. It provides DSP resources for voice termination, conferencing and transcoding, making it suited to branch and enterprise voice gateway deployments that need to scale call handling on an existing ISR G2 router. Available channel counts depend on the codec in use.

Enquire with XS Network Tech for new or used pricing and availability.

Features

- Provides DSP resources for voice, conferencing and transcoding on ISR G2 routers
- High-density 256-channel capacity
- Installs in the PVDM slot of supported Integrated Services Routers Generation 2
- Supports scaling of voice gateway capacity without replacing the router

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- Module type: PVDM3 packet voice DSP module
- DSP capacity: 256 channels
- Target platforms: Cisco 2900 and 3900 series ISR G2 routers
- Functions: voice termination, conferencing and transcoding
- Channel counts depend on the codec used

FAQs

Q: What routers is the PVDM3-256 designed for?
A: The PVDM3-256 is designed for Cisco Integrated Services Routers Generation 2, including the 2900 and 3900 series platforms.

Q: What does the PVDM3-256 do?
A: It supplies DSP resources to the router for voice termination, conferencing and transcoding, allowing the router to handle more concurrent voice calls and media processing.

Q: Does 256-channel mean 256 simultaneous calls for every codec?
A: No. The 256-channel figure is the module's DSP capacity, and the number of usable channels for conferencing or transcoding depends on the codec in use.

Q: Is the PVDM3-256 suitable for the older ISR first generation routers?
A: It is built for the ISR G2 platform. Confirm slot and platform compatibility before deploying it in any other router model.

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