TS Latest: Rel-19 Services 2G

TS 42.068 – Voice Group Call Service (VGCS) Stage 1

3GPP TS 42.068 is the 3GPP Technical Specification for Voice Group Call Service (VGCS) Stage 1. It is published in 12 releases (Rel-8 to Rel-19); the latest version is 19.0.0 in Rel-19.

Specifies half-duplex group voice call service for predefined subscriber groups in GSM networks, including call procedures, priority handling, and dispatcher roles.

Read TS 42.068 →

Document type

Technical Specification

Latest release

Rel-19

Latest version

19.0.0

Series

42 series

Releases and versions of TS 42.068

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	13.0.0	Read · Download (3GPP)
Rel-12	12.0.0	Read · Download (3GPP)
Rel-11	11.0.0	Read · Download (3GPP)
Rel-10	10.0.0	Read · Download (3GPP)
Rel-9	9.0.0	Read · Download (3GPP)
Rel-8	8.7.0	Read · Download (3GPP)

Scope of TS 42.068

Category: Services (Group Communication). Technology generation: 2G. Network layer: Services.

Who should read this specification?

Network operators
Device manufacturers
Regulators and standards bodies

Implementation notes

Complexity level: Intermediate. Implementation difficulty: Medium.

Key technologies

GSM

Specifications referenced by TS 42.068

TR 21.905 3GPP Terminology and Definitions
TS 22.067 Enhanced Multi-Level Precedence and Pre-emption Service
32.005 Telecommunications management; Charging management; 3G call and event data for the Circuit Switched (CS) domain
TS 43.020 Security Procedures for GSM

Specifications that reference TS 42.068

TS 27.007 AT Command Interface for Mobile Terminals
TS 43.068 Voice Group Call Service (VGCS) Stage 2
TS 22.067 Enhanced Multi-Level Precedence and Pre-emption Service
TS 44.068 Group Call Control (GCC) Protocol for VGCS

Other specifications in the 42 series

TS 42.033 GSM Lawful Interception Stage 1
TS 42.043 Support of Localised Service Area (SoLSA)
TS 42.056 GSM Cordless Telephony System (CTS)
TS 42.069 Voice Broadcast Service (VBS) Stage 1

Related glossary terms

VGCS NOTE UENO NE NOP DL UL COND MS IMSI 3G PLMN

Frequently asked questions

What is 3GPP TS 42.068?

3GPP TS 42.068 is the 3GPP Technical Specification for Voice Group Call Service (VGCS) Stage 1. Specifies half-duplex group voice call service for predefined subscriber groups in GSM networks, including call procedures, priority handling, and dispatcher roles.

Which 3GPP releases include TS 42.068?

TS 42.068 is published in 12 releases, from Rel-8 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).

What category does TS 42.068 belong to?

TS 42.068 belongs to the Services (Group Communication) category of 3GPP specifications. It applies to 2G networks.

View the full specification with interactive table of contents, version history, and AI analysis.

Read Full Specification →

Search