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Cisco PVDM4-32U64 | Voice DSP factory upgrade | PVDM4 | channels: 32→64 | ISR 4000 compatible | features: transcoding, conferencing

SKU:PVDM4-32U64

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Description

Factory upgrade to increase a PVDM4-32 to 64 G.711-equivalent channels, adding additional DSP headroom for transcoding, conferencing, and T.38 fax on ISR 4000 platforms. Intended as a factory-installed capacity upgrade rather than a field-install kit.

Features

- Right-sized DSP expansion to 64 channels
- Improves capacity for transcoding and conferencing without changing hardware platforms
- Supports T.38 fax and mixed-codec environments
- Ideal for growing branch voice deployments

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: What does this upgrade do?
A: It increases a PVDM4-32 to 64 channels, adding additional DSP resources for voice features.

Q: Is any special licensing required?
A: DSP capacity is not licensed separately, but UC/CUBE/SRST features on IOS XE may require licenses.

Q: Can I install this myself?
A: No. This SKU is intended for factory installation rather than field installation.

Q: Which routers are supported?
A: ISR 4000 Series routers that support PVDM4 modules.

Technical Specifications

- Upgrade type: Factory channel upgrade for PVDM4
- From/to capacity: 32 → 64 G.711-equivalent channels
- Functions enabled: voice termination, transcoding, conferencing, MTP, T.38 fax relay
- Supported codecs (platform dependent): G.711, G.729a/b, G.722 wideband
- Platform compatibility: Cisco ISR 4000 Series with PVDM4 slots/voice NIMs
- Software: IOS XE-based UC/CUBE/SRST feature sets
- Scope: Ships as factory-installed capacity; not a standalone field-install kit

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