AT&T DEFINITY 2500 series Network Manual page 310

AB-4
ABBREVIATIONS
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MPDM
MS/T
MTDM
Mbps
NCP
NID
OSI
PAM
PBX
PC
PCM
PNA
PNI
POP
PRI
PROC
PSC
RLT
RNX
S75/S85
SAT
SCI/PI
SCS
SDDN
modular processor data module
main satellite/tributary network
modular trunk data module
million bits per second
network control point (for SDN)
network inward dialing
Open Systems Interconnection
pulse-amplitude modulation
private branch exchange
personal computer
protocol converter
pulse-code modulation
Private Network Access (package)
port network interface (for SDN)
point of presence
primary rate interface
procedure
permanent switched connection
release link trunk
location code
System 75/System 85
system access terminal
switch communications interface/processor interface
system clock synchronizer
Software-Defined Digital Network