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Cisco

Cisco PVDM4-32 | DSP module | PVDM4 | 32 G.711 ch | entry voice DSP | ISR 4000 compatible

SKU:PVDM4-32

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Description

Entry-level PVDM4 digital signal processor module providing up to 32 G.711-equivalent channels for essential transcoding, conferencing, and media services on ISR 4000 platforms. Perfect for branch UC and small PSTN/SIP gateway deployments.

Features

- Compact DSP resource for small branches and light media workloads
- Hardware-based transcoding and conferencing
- Broad codec support for interoperability
- Seamless integration with ISR 4000 UC and gateway roles
- Supports SRTP at the platform level
- Cost-effective entry into the PVDM4 ecosystem

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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FAQs

Technical Specifications

FAQs

Q: Is this suitable for a small branch office?
A: Yes, the 32-channel capacity fits small sites with modest conferencing/transcoding needs.

Q: Can I later upgrade to more channels?
A: Yes, you can replace the module with a higher-capacity PVDM4, or consider factory upgrades where available for new builds.

Q: Does it support T.38 fax?
A: Yes, T.38 fax relay is supported when configured on the platform.

Q: Will it work with CUBE?
A: Yes, it provides the media resources for CUBE; ensure appropriate platform licensing and configuration.

Q: Do I need to power down to install it?
A: Yes. PVDM4 modules are not hot-swappable.

Technical Specifications

- Series: PVDM4 DSP module
- Channel capacity (G.711 equivalent): up to 32
- Primary functions: transcoding, conferencing, MTP, tone/DTMF, T.38 fax relay
- Codec support: G.711, G.729a/b, G.722, iLBC (capacity varies by codec/feature mix)
- Use cases: small branch UC, SIP trunking, CUBE edge for light media needs
- Platform compatibility: ISR 4000 Series (e.g., 4221–4461) and supported voice NIMs
- Installation: fits PVDM4 socket on motherboard or supported voice NIMs
- Security: supports SRTP when enabled on the host platform (IOS XE)
- Hot-swap: not hot-swappable; power down before install/remove
- Licensing: no per-module license; platform feature licenses may apply

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