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3GPP 24-series — UE-to-Network Signalling Protocols – Stage 3

24.0   24.1   24.2   24.3   24.4   24.5   24.6   24.8   24.9
.50…   .51…   .52…   .58…
Technical Specifications in this range were initially assigned to Common IMS for Rel‑8 and are historical by now. Other numbers are assigned in this range for "active" Specifications.

TS 24.501CT1Rel‑15 → 16
Non-Access-Stratum (NAS) Protocol
for 5GS

TS 24.502CT1Rel‑15 → 16
Access to 5GS
via non-3GPP Access Networks

TISPAN Common IMS Rel-8 transitory specifications (1)

TS 24.503CT1Rel‑8
IP Multimedia Call Control Protocol based on SIP and SDP

TS 24.504CT1Rel‑8
PSTN/ISDN simulation services: CDIV

TS 24.505CT1Rel‑8
PSTN/ISDN simulation services: CONF

TS 24.508CT1Rel‑8
PSTN/ISDN simulation services: TIP and TIR

TS 24.516CT1Rel‑8
PSTN/ISDN simulation services: MCID

TS 24.523CT1Rel‑12 → 15
Core and Enterprise NGN Interaction Scenarios

TS 24.524CT1Rel‑12 → 15
Hosted Enterprise Services

TS 24.525CT1Rel‑12 → 15
Business Trunking

TS 24.526CT1Rel‑15 → 16
User Equipment Policies for 5GS

TISPAN Common IMS Rel-8 transitory specifications (2)

TS 24.528CT1Rel‑8
Common Basic Communication procedures

TS 24.529CT1Rel‑8
PSTN/ISDN simulation services: ECT

TS 24.581CT1Rel‑14 → 16
MCVideo Media Plane Control

TS 24.582CT1Rel‑14 → 16
MCData Media Plane Control