
AT&T completed testing a single-wavelength 400 gigabit Ethernet (GbE) circuit across its production network.
The multi-step trial used open-sourced white boxes to act as network equipment. AT&T said this aligns with its move toward an open, software-centric network.
“Introducing 400 GbE is a natural next step. Customer demands have shifted to faster speeds, more video-centric content and cloud integration,” said Roman Pacewicz, chief...