System entity explorer

connecting

Reviewed semantic catalogue · 2026-09-30. Records with reviewed release bounds are evaluated against Rel-20; unbounded records remain curated orientation metadata rather than guessed release claims. Coverage ↗

System Entity Explorer

Begin with a network function or node

system model

NG-RAN distributed unit

gNB-DU

Rel-15+ · active in Rel-20

Distributed gNB function controlled by the CU over F1 and hosting lower radio layers.

Key specifications

Interfaces

Trust model

Every relationship has provenance

✓ official◇ parsed● curated◌ inferred

Official = 3GPP metadata. Parsed = deterministic extraction. Curated = reviewed Atlas classification. Inferred = machine suggestion requiring review.

Reviewed semantic coverage ↗