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Glossary-3
PBX Private Branch Exchange
PCI Peripheral Computer Interconnect
PCMCIA Personal Memory Card International Association
PING Packet Internet Grouper
PMC PCI Mezzanine Card. A half-size printed circuit card that
mounts on a full-sized Vanguard 7300 chassis slot card.
PPP Point-to-point Protocol
pps packets per second
PRI Primary Rate Interface (ISDN)
PSTN Public Switched Telephone Network
PVC Private Virtual Circuit
QLLC Qualified Level Link Control
QoS Quality of Service
RADIUS A database for authenticating modem and ISDN connections
and for tracking connections time.
RFC Request for Comment
RIP Routing Information Protocol
RS-232 (Recommended Standard Serial device connector) See EIA
SDLC Synchronous Data Link Control - V.35, V.36, X.21
SIMM Single In-line Memory Module
SLAC LLC2/SDLC conversion feature
SLIP Serial Line Internet Protocol
SNA Systems Network Architecture
SNA+ IP, SNA, and Voice Applications Ware License
SNMP Simple Network Management Protocol
SPP Serial Point Protocol
SSIO Small Serial Input/Output
T1 Telephone-switching network transmission of DS-1-formatted
data at 1.544 Mbps with AMI or B8ZS coding.
T3 T3 is a communications line which can transmit data at 44.746
Megabits per second (Mbps).
TBOP Transparent Bit-Oriented Protocol Support
TCOP Transparent Character-Oriented Protocol Support
Telco Telephone Company
Telnet A public packet-switched network using X.25 protocols
TNPP PAD Telocator Network Paging Protocol
TR Token Ring
Term Meaning