ESnet Announces First Trans-Atlantic Subsea Spectrum Agreement

February 6, 2024

Map showing path of fiber between NY and Dublin and London

ESnet has signed a long-term lease agreement with Aqua Comms for 25% of a fiber pair linking New York, Dublin, and London — ESnet's first trans-Atlantic spectrum acquisition. Secured for 15 years, this quarter-fiber-pair will provide a dedicated 5 terabit per second data pipe that will be a foundational element of ESnet’s long-term trans-Atlantic strategy to accommodate rapid increases in data traffic from DOE science collaborations and facilities, including ramping up for the high luminosity upgrade of CERN’s Large Hadron Collider.

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