AT&T has completed the deployment of 40Gbps Ethernet technology over its entire 80,000km US long-haul network. The 40Gbps backbone network is the base for all of the company’s web services, including consumer broadband, wireless data and enterprise applications, IDG reports. AT&T’s chief technology officer, John Donovan, commented: ‘AT&T has invested billions in the research, development and deployment of advanced technologies to ensure that we’re able to stay ahead of our customers’ demand for internet and IP applications.’