The IP Communications High-Density Digital Voice/ Fax Network Modules are the latest addition to the Cisco Systems IP Communications suite of solutions. The IP Communications High-Density Digital Voice/ Fax Network Modules deliver high-density digital voice connectivity, high-density WAN connectivity, analog voice connectivity, & conferencing & transcoding capability in a network module form factor. The network modules provide enterprises, managed service providers, & service providers with the ability to directly connect the public switched telephone network (PSTN), traditional telephony equipment (such as private branch exchange (PBX), key systems, analog telephones, & fax machines), & WAN to existing Cisco 2600XM, Cisco 2691, & Cisco 3700 Series Multiservice Access routers for either IP Communications capabilities or pure toll bypass. The IP Communications High-Density Digital Voice/ Fax Network Modules flexibly operates within two different Cisco AVVID (Architecture for Voice, Video & Integrated Data) IP Telephony environments
- the Cisco Call Manager system with Survivable Remote Site Telephony (SRST) or Cisco Call Manager Express. The network modules can be integrated with these IP Telephony solutions in a Multiservice Access Router, to provide a complete IP Communications solution for full service branch customers.