![OTE VS 2001 Technical Handbook Download Page 22](http://html1.mh-extra.com/html/ote/vs-2001/vs-2001_technical-handbook_1658302022.webp)
VS 2001
Technical Handbook
List of acronyms
Page xxii
Marconi Proprietary information
P/N: 779-0373/02
Revision 02
TERM OR
ABBREVIATION
MEANING
NSAP
Network Service Access Point
NT
Network Termination
NUB
Normal Uplink Burst
NVRAM
Non-Volatile Random Access Memory
O&M
Operations and Maintenance
ODEC
Oil Dispatch Emergency Communications system
OSI
Open System Interconnect
OSPF
Open Shortest Path First
OTAP
Over The Air Programming
p.w.
psophometric weighted
P/N
Part Number
PA
Power Amplifier
PABX
Private Automatic Branch Exchange
PAIP
PSOS Application IP
PAMR
Public Access Mobile Radio
PC
Personal Computer
PC
Protocol Control (also Personal Computer)
PCB
Printed Circuit Board
PCI
Peripheral Component Interconnect
PCM
Pulse Code Modulation
PD
Packet Data
PDN
Packet Data Network
PDO
Packet Data Optimised
PDU
Power Distribution Unit
PDU
Protocol Data Unit (also Power Distribution Unit)
PEB
PCM Expansion Bus
PEI
Peripheral Equipment Interface
PGS
Priority Group Scanning - a mechanism by which an MS
simultaneously attaches to a list of MS groups
PICMG
PCI Industrial Computer Manufactured Group
PIN
Personal Identification Number
PLL
Phase Locked Loop
PMR
Private Mobile Radio
PPC
Pre-emptive Priority Call
PPM
Pulse Per Million
PRC
Primary Reference Clock