Protocols

5G

Specifications

Specification	Description
TS 123 501 V16.10.0	System architecture for the 5G System (5GS)
TS 123 502 V16.10.0	Procedures for the 5G System (5GS)
TS 124 501 V16.10.0	Non-Access-Stratum (NAS) protocol for 5G System (5GS)
TS 138 413 V16.7.0	NG Application Protocol (ngap)
TS 29.281	General Packet Radio System (GPRS) Tunnelling Protocol UserPlane (GTPv1-U)
TS 133 501 V16.8.0	Security architecture and procedures for 5G System
RFC 4960	Stream Control Transmission Protocol
TS 29 518; TS 29 503	AMF; UDM

Procedures

Procedure	Description
Interface management procedures	NG Setup successful/unsuccessful operations
UE Context Management Procedures	Initial context; Registration/Deregistration
Transport of NAS Messages Procedures	Downlink/Uplink NAS Transport
PDU Session Management Procedures	PDU Session Establishment; PDU Session Modify; PDU Session Release

4G

Specifications

Specification	Description
RFC 3588	Diameter Base Protocol
TS 129.272	Evolved Packet System (EPS); Mobility Management Entity (MME) Serving GPRS Support Node (SGSN) related interfaces based on Diameter protocol

Interfaces

Specification	Description
S6a	Enables the transfer of subscriber related data between the MME and the HSS.
S6d	Enables the transfer of subscriber related data between the SGSN and the HSS.