ADTRAN offers a wide variety of solutions for converged voice/data services. The Total Access 900/900e Series of T1 and Multi-T1 IP Business Gateways are designed for carrier Ethernet and SIP/MGCP Voice over IP (VoIP) networks. These products feature all of the same robust routing and voice features of the widely deployed Total Access\ Integrated Access Devices (IADs), along with a host of new features and functions that enable cost-effective, reliable IP service delivery. These devices use the ADTRAN Operating System (AOS) to simplify management and administration. Multiple models offer flexibility for varied applications from PRI delivery and trunking services to Hosted IP PBX offerings.