ATT VoIP

Voice over IP from ATT merges your phone usage with the Internet service and sends your voice after converting it into data, using the broadband connection. Calls are sent and received using this technique.

ATT has built up its reputation as a global leader by offering excellent quality and reliability in communications over the past 125 years. Its services in the areas of long distance, local, Internet voice and data services, with the support of its research and development facilities at its labs, have made it a leader in this field.

ATT’s portfolio of VoIP services includes competitive prices, excellent service, and convenience of inter-working across the Frame Relay, IP and ATM access networks. All ATT VoIP-served sites throughout the world get the price benefits resulting from this interoperability. It also becomes easy for the transmission of calls from any ATT VoIP-enabled site worldwide to the global PSTN (public switched telephone network) at low rates.

ATT VoIP also enables your converged communications to become scalable, reliable and secure on the worldwide IP-MPLS network (The IP/MPLS Network is supported by a Multi-Service Access/Multi-Service Edge network that uses all popular access technologies including ATM, TDM, Ethernet and Frame Relay (FR). Considerable cost benefits; easier network management and the creation of an extremely flexible platform for ease of adding new IP services are the benefits of integrating your communications with ATT's VoIP.

Many voice features are provided by ATT VoIP to improve your calling requirements. It provides facilities of interoperations with major PBX, Key and IP PBX (Private Branch eXchange) systems. Along with the best quality of service, ATT VoIP also provides single integrated access. Clear and consistent calls are provided as a result of this facility. Moreover, assurance of quality is provided by VoIP Service Level Agreements.

VoIP is also offered as a service by ATT. It uses the Data Network and router services to provide this. Along with VoIP service this network also provides ATM access.

Broadband phone and VoIP services from ATT offer excellent voice quality, extensive savings and many new features.