Appendix A - Abbreviations
Confidential and Proprietary Information of ZTE CORPORATION 73
Abbreviations Full Name
HSTP High-level Signaling Transfer Point
HW High Way
ICS Integrated Control and Switch Board
ICT Incoming Trunk
IN Intelligent Network
INAP Intelligent Network Application Procedure
ISDN Integrated Service Digital Network
I/O Input/Output
ISO International Standards Organization
ISPBX ISDN PBX
ISUP ISDN User Part
ITU-T International Telecom Union-Telecommunication standardization
LAN Local Area Network
LED Light Emitting Diode
LE Local Exchange
LIM Line Interface Module
LSTP Low-level Signaling Transfer Point
LTM Line Trunk Module
MAS Mass Calling
MB2 Mux2 Board
MCI Malicious Call Identification
MCTL Mother Board of Control
MFC Multi-Frequency Control Receiver
MG Media Gateway
MGC Media Gateway Controller
MMC Man-Machine Communication
MODEM Modulator-Demodulator
MODT Mother Board of Octuple digital trunk
MP Module Processor
MPMP Module Processor to Module Processor
MPPP Main Processor to Peripheral Processor
MS Media Server
MSM Message Switch Module
MSU Message Signal Unit
MT Magnet Trunk
MTP Message Transfer Part
MTUP MTP Test User Part MTP
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