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Cisco

Cisco PVDM3-16 | Voice/Fax DSP Module | PVDM3 | 16 G.711‑equiv channels | Conferencing/Transcoding | For 2900/3900 ISR G2

SKU:PVDM3-16

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Description

Sixteen-channel DSP module providing enhanced voice/fax, conferencing, and transcoding resources for ISR G2 2900/3900 platforms. Ideal for SIP/H.323/MGCP voice gateways, CUBE scenarios, and branch UC services requiring efficient media handling. Scales easily by adding modules per platform guidelines.

Features

- Enhances ISR G2 with dedicated media processing
- Supports conferencing, transcoding, MTP, and fax relay
- Scalable 16-channel capacity for branch deployments
- Efficient resource utilization for SIP/H.323/CUBE use cases

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: Can this be used in an ISR 2800/3800?
A: No. Those platforms require PVDM2 modules.

Q: How many G.711 calls are supported?
A: Up to 16 G.711‑equivalent channels. Compressed codecs reduce the total.

Q: Does it support conferencing and transcoding?
A: Yes, when enabled in IOS, it supports conferencing, transcoding, and MTP functions.

Q: Can I mix different PVDM3 sizes in one chassis?
A: Yes, as long as the platform supports multiple PVDM3 modules, different capacities can be combined.

Technical Specifications

- DSP family: PVDM3
- Channel capacity: 16 G.711‑equivalent voice channels (fewer with high-complexity codecs)
- Functions: Voice termination, conferencing, transcoding, MTP, T.38 fax relay
- Supported codecs: G.711, G.729a/b, G.723.1, iLBC (platform/software dependent)
- Platform compatibility: ISR G2 2900/3900 series with PVDM3 sockets
- Form factor: Plug‑in module for PVDM3 slots on motherboard or supported voice modules
- Not compatible with: ISR 2800/3800 (requires PVDM2 modules)

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