DRS Laurel Technologies, Johnstown, Pennsylvania, is awarded a $23,802,296 firm-fixed-price modification to a previously awarded contract (N00024-17-C-4109) to exercise options for Gigabit Ethernet Data Multiplexing System production shipsets in support of DDG 51 New Construction, land-based test sites for Foreign Military Sales (FMS) Royal Australian Navy and the Canadian Surface Combatant programs, and input output modules in support of planned software upgrades to core 2022; a software and firmware update that addresses system bugs and resolves numerous cybersecurity issues. Work will be performed in Johnstown, Pennsylvania, and is anticipated to be completed by August 2025. Fiscal 2023 shipbuilding and conversion (Navy) funds in the amount of $16,426,770 (69%); FMS funds in the amount of $4,752,610 (20%); fiscal 2013 shipbuilding and conversion (Navy) funds in the amount of $2,090,434 (9%); fiscal 2024 other procurement, (Navy) funds in the amount of $301,708 (1%); and fiscal 2020 shipbuilding and conversion (Navy) funds in the amount of $230,774 (1%) will be obligated at time of award and will not expire at the end of the current fiscal year. The Naval Sea Systems Command, Washington Navy Yard, D.C., is the contracting activity.