Cisco Cisco ISR4400 Series Routers

Cisco ISR4400 Series Packet Voice/Fax DSP Modules

Cisco ISR4400 Series Packet Voice/Fax DSP Modules — 13 models in the Cisco ISR4400 Series Routers, new and refurbished. Click any model for full details, or add it straight to your quote.

Models in Cisco ISR4400 Series Packet Voice/Fax DSP Modules. Click any model for full details, or add it straight to your quote — we carry new and refurbished stock.

Product Code	Product Description	Quote basket
PVDM4-128	128-Channel DSP Module
PVDM4-256	256-Channel DSP Module
PVDM4-32	32-Channel DSP Module
PVDM4-32U128	PVDM4 32-Channel to 128-Channel Factory Upgrade
PVDM4-32U256	PVDM4 32-Channel to 256-Channel Factory Upgrade
PVDM4-32U64	PVDM4 32-Channel to 64-Channel Factory Upgrade
PVDM4-64	64-Channel DSP Module
PVDM4-64U128	PVDM4 64-Channel to 128-Channel Factory Upgrade
PVDM4-64U256	PVDM4 64-Channel to 256-Channel Factory Upgrade
SM-X-PVDM-1000	Up to 1024-Channel DSP Module for 4xxx Family
SM-X-PVDM-2000	Up to 2048-Channel DSP Module for 44xx Family
SM-X-PVDM-3000	Up to 3080-Channel DSP Module for 44xx Family
SM-X-PVDM-500	Up to 768-Channel DSP Module for 4xxx Family

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