{"product_id":"cisco-256-channel-high-density-voice-dsp-module-or-spare","title":"Cisco 256-Channel High-Density Voice DSP Module, or Spare","description":"The PVDM4 modules are supported on the Cisco 4451-X platform. You can plug them directly into the single slot on the router motherboard or onto the network interface module (NIM) that supports T1\/E1 ports. Enhanced DSP architecture accommodates a new packet-processing engine optimized for rich-media voice applications, while concurrently supporting the time-division multiplexing IP (TDM-IP) voice framework. \u003cp\u003eA PVDM4 module plugged onto the motherboard delivers IP-based voice services such as conferencing, media optimization, and transcoding. A PVDM4 module plugged onto the NIM daughter card would be used for voice T1\/E1 connectivity.\u003c\/p\u003e\u003cp\u003eAll the PVDM4 modules have the same form factor and are field-upgradable to allow you to easily scale your voice deployments.\u003c\/p\u003e","brand":"Cisco Systems, Inc","offers":[{"title":"Default Title","offer_id":40341107703974,"sku":"ETS11499870","price":6777.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0459\/7887\/8118\/products\/ETS11499870.jpg?v=1623425476","url":"https:\/\/www.americantechdepot.com\/products\/cisco-256-channel-high-density-voice-dsp-module-or-spare","provider":"American Tech Depot","version":"1.0","type":"link"}