TS Latest: Rel-19 Core Network 4G

TS 29.405 – Nq-AP Protocol Specification

3GPP TS 29.405 is the 3GPP Technical Specification for Nq-AP Protocol Specification. It is published in 7 releases (Rel-13 to Rel-19); the latest version is 19.0.0 in Rel-19.

Specifies Nq/Nq' interface protocol for RAN congestion info exchange between RCAF and MME/SGSN.

Read TS 29.405 →

Document type

Technical Specification

Latest release

Rel-19

Latest version

19.0.0

Series

29 series

Releases and versions of TS 29.405

Release	Latest version	Links
Rel-19	19.0.0	Read · Download (3GPP)
Rel-18	18.0.0	Read · Download (3GPP)
Rel-17	17.0.0	Read · Download (3GPP)
Rel-16	16.0.0	Read · Download (3GPP)
Rel-15	15.0.0	Read · Download (3GPP)
Rel-14	14.0.0	Read · Download (3GPP)
Rel-13	13.1.0	Read · Download (3GPP)

Scope of TS 29.405

Category: Core Network (Interfaces and Protocols). Technology generation: 4G. Network layer: CoreNetwork.

Who should read this specification?

Network operators

Implementation notes

Complexity level: Intermediate. Implementation difficulty: Medium.

Key technologies

LTEE-UTRAN

Specifications referenced by TS 29.405

TS 36.413 S1 Application Protocol (S1AP) for E-UTRAN
TR 21.905 3GPP Terminology and Definitions
TS 23.401 Evolved Packet System Architecture
TS 23.060 GPRS Stage 2 Service Description
TS 29.303 DNS Procedures for EPS and 5G Interworking
TS 23.003 Numbering, Addressing and Identification

Other specifications in the 29 series

TS 29.380 MCPTT-LMR Interworking Media Plane Control
TS 29.388 V4 Interface for V2X Services
TS 29.389 Diameter-based V6 interface for V2X Control Functions
TS 29.392 MMTel Enabler Server Services
TS 29.412 Control Procedures for Trunk Gateways in NGN Networks
TS 29.413 NGAP for Non-3GPP Access
TS 29.414 Nb Interface Bearer Transport & Control Protocols
TS 29.415 Nb User Plane Protocol Specification

Related glossary terms

RCAF SGSN INFO IMSI E-UTRAN LV SCTP Clause UTRAN ECGI NOTE IETF

Related technologies

LTE

Frequently asked questions

What is 3GPP TS 29.405?

3GPP TS 29.405 is the 3GPP Technical Specification for Nq-AP Protocol Specification. Specifies Nq/Nq' interface protocol for RAN congestion info exchange between RCAF and MME/SGSN.

Which 3GPP releases include TS 29.405?

TS 29.405 is published in 7 releases, from Rel-13 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).

What category does TS 29.405 belong to?

TS 29.405 belongs to the Core Network (Interfaces and Protocols) category of 3GPP specifications. It applies to 4G networks.

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