IBM SC30-3865-04 - Manual (Page 472)

NRZ non-return-to-zero
NRZI non-return-to-zero inverted
NSAP Network Service Access Point
NSF National Science Foundation
NSFNET
National Science Foundation NETwork
NVCNFG
nonvolatile configuration
OPCON
Operator Console
OSI open systems interconnection
OSICP
OSI Control Protocol
OSPF Open Shortest Path First
OUI organization unique identifier
PC personal computer
PCR peak cell rate
PDN public data network
PING Packet internet groper
PDU protocol data unit
PID process identification
P-P Point-to-Point
PPP Point-to-Point Protocol
PROM programmable read-only memory
PU physical unit
PVC permanent virtual circuit
RAM random access memory
RD route descriptor
REM ring error monitor
REV receive
RFC Request for Comments
RI ring indicator; routing information
RIF routing information field
RII routing information indicator
RIP Routing Information Protocol
RISC reduced instruction-set computer
RNR receive not ready
ROM read-only memory
442 MRS V3.2 Protocol Config Ref Vol 2