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Scale faster, inside and out. The industry’s first and most versatile native 24-fiber solution trusted by all major hyperscalers to accelerate network builds. Deep dive now We're the communications industry's test, monitoring and analytics experts. Pioneering essential solutions and technologies for over 35 years +95% of the top CSPs worldwide use EXFO solutions 5000+ audits of quality of service and performance No. 1 worldwide in fiber optic test solutions Careers at EXFO We help networks transform. We enable tomorrow’s technologies. And we need smart minds. Explore all jobs Discover our solutions for Academic and research institutions Communications service providers Cable MSOs (multiple system operators) Contractors Government Network equipment manufacturers Webscale companies and data centers Latest insights All blog posts By EXFO | February 2026 Rethinking what “fast” really means in high-fiber-count networks By Astra Baltayan | February 2026 Hollow-core fiber (HCF) testing explained: questions and misconceptions By Raphaël Dubé-Demers | December 2025 AI for real-time photonics testing Find a product Let’s keep in touch! Get the latest news on network testing, monitoring and analytics. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Thank you! Contact Webinars Blog About Corporate Contact Careers Discover Products Solutions How to buy Learn Resources Webinars Blog Glossary Follow LinkedIn Facebook X YouTube WeChat Subscribe to our newsletter Keep up to date with the latest EXFO news. 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