The Total Access 612 is cost-effective, fixed-port, IADs designed to support emerging packet architectures. This IADs offer enterprise users and integrated communications providers, such as CLECs, ILECs, and ISPs, a means to offer combined voice and data traffic over a single network interface terminating at the customer’s premises. The Total Access 612 provides 12 fixed analog voice interfaces voice capacity for large voice applications. These analog FXS interfaces support the stringent design and full feature set required by today’s carriers. Total Access 600 series IADs provide a built-in IP router and Nx56/64 V.35 port for synchronous data applications, allowing the customer to combine a broad variety of voice and data services into a single platform. Total Access IADs are compatible with industry-leading DSLAMs and voice gateways for packet-based applications. The FXS interfaces support all popular CLASS features. For PBX connectivity these IADs are also available with a built-in DSX-1 interface for digital voice applications, depending on the part number selected.