Matrix Telecom SARVAM UMG System Manual page 713

GMT Greenwich Mean Time
GSM Global System for Mobile
IC Incoming call
IP Internet Protocol
ISDN Integrated Service Digital Network
ITSP Internet Telephony Service Provider
ITU International Telecommunication Union
LAN Local Area Network
LCD Liquid Crystal Display
LCR Least Cost Routing
LED Light Emitting Diodes
LOS Loss of signal
MAC Media Access Control
MDF Main Distribution Frame
MFA Multi-Frame Alignment
MOH Music on Hold
MSN Multiple Subscribers Numbers
NAT Network Address Translation
NPI Numbering Plan Identification
NT Network Terminal
PBX Private Branch Exchange
PC Personal Computer
PCM Primary Interface Compounding
PIN Personal Identification Number
PMS Property Management Software
POTS Plain Old Telephone Systems
PPM Primary Protection Module
PPPoE Point-to-Point Protocol over Ethernet
PRI Primary Rate Interface
PS Power Supply
PSTN Public Switched Telephone Network
PUK Personal Unlock Key
RBS Robbed Bit Signaling
RCOC Returned Call to Original Caller
RF Radio Frequency
RTC Real Time Clock
707 Matrix SARVAM UMG System Manual