Core Engineered Systems is a pre-defined collection of best-of-suite bundles; designed for cloud-native environments using 100% Nokia certified products & services. It enables faster time-to-market for implementing foundational services like 5G Core, VoX, 5G Subscriber Data Management in telco cloud. These foundational services are deployed and ready for commercial use within the shortest amount of time. The operator’s core network is going to be always up to date with the latest capabilities staying current with the latest Core and NFVI releases & capabilities. Core Engineered Systems provide a fast and proven system upgrade path with optimized and pre-certified system-level upgrades for shortest upgrade duration.