This is a Request for Information for market research only, not a solicitation, to identify capable contractors. The Air Force seeks a highly specialized Layer 1 physical switch to support NSA joint testing, requiring specific features like high-density ports, sub-5-nanosecond latency, proprietary automation software, and certification for a Secret facility. The anticipated period of performance is a 12-month base period. The work supports the ITAC Test Bed Labs for the National Security Agency at Joint Base San Antonio - Lackland, Texas. Vendors are asked to submit a capability statement including a budgetary estimate.