curatedreviewedreviewed mapping begins in Rel-15

Feature lineage · 5GS Registration

Registration state, NAS signalling, NGAP context and authentication across UE, NG-RAN and 5GC.

This release is outside the reviewed topic validity range.

Mapped specs6
Explicit stage labels0
Inferred orientations6
Relationships4
Connected WIs1
Rel-7 CR context0

Layer 1

System architecture & procedures / Stage 2 orientation

2 specs
TS 23.501

System architecture for the 5G System (5GS)

S2 · Rel-15
inferredOrientation inferred from the 23-series; this is not an official 3GPP stage assignment.
TS 23.502

Procedures for the 5G System (5GS)

S2 · Rel-15
inferredOrientation inferred from the 23-series; this is not an official 3GPP stage assignment.

Layer 2

UE protocol realization

1 spec
TS 24.501

Non-Access-Stratum (NAS) protocol for 5G System (5GS); Stage 3

C1 · Rel-15
inferredOrientation inferred from the 24-series; this is not an official 3GPP stage assignment.

Layer 3

RAN / radio realization

2 specs
TS 38.413

NG-RAN; NG Application Protocol (NGAP)

R3 · Rel-15
inferredOrientation inferred from the 38-series; this is not an official 3GPP stage assignment.
TS 38.331

NR; Radio Resource Control (RRC); Protocol specification

R2 · Rel-15
inferredOrientation inferred from the 38-series; this is not an official 3GPP stage assignment.

Layer 4

Security

1 spec
TS 33.501

Security architecture and procedures for 5G System

S3 · Rel-15
inferredOrientation inferred from the 33-series; this is not an official 3GPP stage assignment.

Primary feature evidence

Topic source Work Item

The reviewed topic source is not an indexed Work Item record. The source link above remains the primary evidence anchor.

Connected work

Work Items touching mapped specs

These Work Items share one or more mapped specifications. Atlas does not automatically claim that every connected Work Item defines this feature.

Limbo- · connected · 0%
3GPP ↗

Cross-spec traceability

Release-valid relationships

23.502stage realization of23.501
curatedreviewed
24.501procedure component23.502
curatedreviewed
33.501security for23.502
curatedreviewed
38.413procedure component23.502
curatedreviewed

Primary WI evolution

Change Requests linked to the primary Work Item

No indexed CRs are linked to the primary Work Item at or before this release.

Rel-7 context

CR activity across mapped specs

Context only: these CRs target mapped specifications in Rel-7; they are not automatically attributed to the feature.

No CR activity targeting the mapped specifications is indexed for Rel-7.

Traceability limits

What this lineage is not claiming