Cisco PVDM4-32 High-Density Voice DSP Module
Model Name : PVDM4-32
Brand : Cisco
Key Features:
- Supports 32 voice channels (G.729a), 16 channels (G.711)
- Compatible with Cisco ISR 4331, 4351, 4451 routers
- Enables VoIP, conferencing, transcoding, and secure voice (SRTP)
- Supports fax over IP (FoIP) using T.38 protocol
- Energy-efficient, modular design for high-density voice deployments
- Provides video ready DSP capability (with supported licenses)
- Installs on motherboard or NIM carrier in ISR 4000 series routers
30 days Warranty
Condition : Refurbished
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- Description
- Specification
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Cisco PVDM4-32 is a 32-channel Digital Signal Processor (DSP) module designed specifically for the Cisco 4000 Series Integrated Services Routers (ISR), such as the ISR 4331, 4351, and 4451.
It supports a broad range of voice applications, including high-quality VoIP, secure voice (SRTP), conferencing, transcoding, and fax over IP (FoIP).
The PVDM4 series offers higher density, better performance, and lower power consumption compared to previous generations (PVDM3 and PVDM2).
Ideal for branch offices and mid-size enterprises, the PVDM4-32 helps enable rich unified communications in a scalable and cost-effective way.
Frequently Asked Questions (FAQ)
Q1: What routers support the Cisco PVDM4-32 module?
A: It is compatible with Cisco ISR 4000 Series routers including ISR 4331, 4351, and 4451.
Q2: How many voice channels does the PVDM4-32 support?
A: It supports 32 channels using G.729a or 16 channels using G.711.
Q3: Can it be used for fax over IP (FoIP)?
A: Yes, it supports T.38 Fax over IP.
Q4: Does it support secure voice?
A: Yes, it supports Secure RTP (SRTP) for encrypted voice communications.
Q5: Is it backward compatible with PVDM3 or PVDM2 slots?
A: No, PVDM4 modules are only compatible with Cisco ISR 4000 Series routers.
Q6: Where is the module installed?
A: The PVDM4 module is installed on the motherboard of the supported router or on a Network Interface Module (NIM) carrier.
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