Compare Cisco (NM-12DM=) to Cisco - Voice / fax module - plug-in module ( 64 channels) (PVDM2-64=)

The Cisco 3600 Series is a family of modular, multifunction access routers for medium and large-sized offices and smaller Internet Service Providers. With over 50 modular interface options, the Cisco 3600 family provides solutions for voice/data integration, virtual private networks (VPNs) dial access, and multiprotocol data routing. Using Cisco's Voice/Fax network modules, the Cisco 3600 Series allows customers to consolidate voice, fax, and data traffic on a single network infrastructure. The high-performance, modular architecture of the Cisco 3600 Series protects customers' investment in network technology and integrates the functions of several devices into a single, manageable solution.??Now, with this announcement of the new digital modem network modules, the Cisco 3600 expands its role as a multifunction, branch/enterprise orientated platform that, supports voice over data, dial access and LAN-to-LAN or routing in one modular platform, making it an ideal solution for  the "p... Less