Media Coverage

AT&T VP: Fiber backbone carries 594 PB of traffic per day

Media CoverageFebruary 2, 2023

AT&T VP: Fiber backbone carries 594 PB of traffic per day

The operator’s VP of Network Core Infrastructure Services Mike Satterlee and AVP of Network Infrastructure Services John Gibbons told Fierce its 400G-based IP backbone currently carries 594 petabytes of domestic traffic each day and noted plans are in place to ensure its core architecture can scale as bandwidth demand rises.

The common IP backbone serves both AT&T’s fiber broadband and 5G networks. The operator has openly been working over the past several years to transition to a white box-based architecture, but Gibbons noted it recently crossed the halfway point in its shift. Today, 52% of the aforementioned traffic runs on its new disaggregated infrastructure powered by Broadcom silicon and Drivenets’ network operating system. By the end of 2023, it is looking to push that figure to 65%, he said.

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