SMO (Service Management and Orchestration)

The Management Brain of O-RAN

The Service Management and Orchestration framework is the top-level management entity in O-RAN. SMO provides FCAPS management — Fault, Configuration, Accounting, Performance, and Security management — for all O-RAN components via the O1 interface. It hosts the non-RT RIC, providing the rApp platform for policy-based and AI/ML-driven optimization. SMO also manages the O-Cloud infrastructure — the servers, VMs, and containers that host virtualized O-RAN network functions — via the O2 interface. Additionally, it handles lifecycle management including software upgrades, scaling, and termination…