G.703 

ITU-T Recommendation G.703

G.704 

ITU-T Recommendation G.704

G.804 

ITU-T Recommandation G.804

GA 

General Availability

GAC 

Government Advisory Committee

GC 

General Control (SAP)

GCAC 

Generic Connection Admission Control

G-CDR 

Gateway GPRS Support Node-Call Detail Record

GCOS 

General Comprehensive Operating System

GCRA 

Generic Cell Rate Algorithm

GERAN 

GSM/EDGE Radio Access Network

GFC 

Generic Flow Control

GFR 

Guaranteed Frame Rate

GGSN 

Gateway GPRS Support Node

GIF 

Format

GIS 

Geographical Information System

GMLC 

Gateway Mobile Location Center

GMM 

GPRS Mobility Management

GMSC 

Gateway MSC

GPRS 

General Packet Radio Service

GPS 

Global Positioning System

GRE 

Genering Routing Encapsulation

GRX 

GPRS Roaming Exchange

GSM 

Global System for Mobile Communications

GSMA 

GSM Association

GSN 

GPRS Support Node

GSW 

Group Switch

gTLD 

generic Top Level Domain

GTP 

GPRS Tunnelling Protocol

GTT 

Global Text Telephony

GUI 

Graphical User Interface

GUID 

Global Unique Identifier

GW 

Gate Way