Core Viewpoint - VIAVI Solutions Inc. has launched the Cesium-less ePRTC360+ holdover solution, which serves as a cost-effective alternative to Cesium clocks, meeting ITU-T G.8272.1 standards for timing accuracy without time limitations [1] Group 1: Product Features - The ePRTC360+ meets the ITU-T G.8272.1 standard, achieving short-term drift of less than 30 ns and long-term drift of less than 100 ns over 14 days, traceable to UTC [1] - The technology maintains 100 ns accuracy during GNSS-denied threats through the resilient altGNSS GEO-L service, which has no time limit [1] - The ePRTC360+ integrates an augmented VIAVI SecureTime GEO anti-jamming antenna and an enhanced GNSS anti-spoofing antenna, providing spoofing detection and mitigation [1] Group 2: Market Impact - The affordability of ePRTC360+ clocks allows for deployment across the sync network, particularly at edge sites that were previously cost-prohibitive with Cesium clocks [1] - The product enhances end-to-end sync network robustness and holdover reliability through meshed network PTP feeds as backup, especially in cases of local or regional jamming and spoofing threats [1] - The ePRTC360+ addresses limitations of Cesium clocks, such as sensitivity to shock, lengthy startup procedures, and hazardous material disposal requirements [1] Group 3: Demonstration and Future Outlook - The ePRTC360+ will be demonstrated for the first time at Mobile World Congress (MWC) Barcelona 2026, scheduled for March 2-5 in Barcelona, Spain [1] - VIAVI Solutions is positioned as a leader in test and measurement and optical technologies, providing solutions for critical infrastructure across various sectors [1]