Wire · technology
US identifies cause of major outage that paralyzed air travel
◆ Sectors
◆ Geography
◆ Source
◆ Verified
Fusion42 · 15 November 2026 · Fusion42 review
A major US air traffic control outage was caused by a router malfunction during an upgrade from copper cable to fiber-optic cable, leading to thousands of flight cancellations and ongoing disruptions.
This Wire brief sits within Fusion42's coverage of Telecom & Connectivity.
◆ ◆ The Wire takeaway
Your telecom infrastructure just needs urgent modernisation: outdated wiring can bring your critical service to a halt. A fibre upgrade went wrong and shut down US airspace, exposing a huge need for reliable network vendors and fast remediation fixes.
◆ Coverage
1 source · 15 Nov 2026
◆ Related on Wire
◆ Topics