The NetVanta® 6250 IP Business Gateways are designed for carrier Ethernet and Voice over IP (VoIP) networks delivering high speed services to the customer premises.These products feature all of the same robust routing and voice features of the market leading Total Access® 900e IP Busi-ness Gateways, 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 flexibil-ity for various applications from PRI delivery and trunking services to Hosted IP PBX offerings.