
Glossary and Abbreviations
G
G3-MA
Generic 3 Management Applications
G3-MT
Generic 3 Management Terminal
G3r
Generic 3, RISC (Reduced Instruction Set Computer)
generalized route selection (GRS)
An enhancement to Automatic Alternate Routing/Automatic Route Selection (AAR/ARS) that performs routing based on call attributes, such as Bearer Capability Classes (BCCs), in addition to the address and facilities restriction level (FRL), thus facilitating a Uniform Dial Plan (UDP) that is independent of the type of call being placed.
glare
The simultaneous seizure of a
GM
Group manager
GPTR
grade of service
The number of call attempts that fail to receive service immediately. Grade of service is also expressed as the quantity of all calls that are blocked or delayed.
ground-start trunk
A trunk on which, for outgoing calls, the system transmits a request for services to a distant switching system by grounding the trunk ring lead. To receive the digits of the called number, that system grounds the trunk tip lead. When the system detects this ground, the digits are sent.
GRS
Generalized Route Selection
H
H0
An ISDN information transfer rate for
H11
An ISDN information transfer rate for
H12
An ISDN information transfer rate for
handshaking logic
A format used to initiate a data connection between two data module devices.