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A Packet Voice Data Module (PVDM) installed on 175x and Cisco 1760 voice-enabled routers motherboard to support VICs. The PVDM houses the Digital Signal Processors (DSPs) that make the card fully functional, as each voice-port on a VIC requires DSP resources to be able to process packet voice traffic.
Supported Analog Port (FXS/FXO/E&M) and Digital BRI Calls: 8 using G.711 /G.729a /G.729ab /G.726 (Medium Complexity) codecs 4 using G.711 /G.729 /G.729b /G.726 /G.723.1 /G.728 (High Complexity) codecs Supported Digital BRI and T1/E1 Calls: 12 using G.711 codecs 6 using G.729a /G.726 codecs 4 using G.723.1 /G.728 codecs
Compatible Cards: ASI 81 ASI 160 MRP 200 Supported Platforms: 1760 1751 1720 ICS 7750