Vanguard Managed Solutions Vanguard 7300 Series Benutzerhandbuch

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