Acronym

Meaning

2PC

Two Phase Commit

3DES

Triple Data Encryption Standard

ACE

Access Control Entry

ACID

Atomic Consistent Isolated Durable

ACL

Access Control List

ACPI

Advanced Configuration and Power Interface

AD

Active Directory

ADC

Active Directory Connector

ADMA

Active Directory Management Agent

ADMT

Active Directory Migration Tool

ADO

ActiveX Data Object

ADOCE

ActiveX Data Objects for Windows CE

ADS

Active Directory Service

ADSI

Active Directory Service Interface

ADSL

Asymmetric Digital Subscriber Line

AES

Advanced Encryption Standard

AH

Authentication Header

AMD

American Micro Devices

AMPS

Advanced Mobile Phone System

ANSI

American National Standards Institute

APA

Advertised Programs Agent

API

Application Programming Interface

APIPA

Automatic Private IP Addressing

APM (1)

Advanced Power Management

APM (2)

Advertised Program Manager

APM (3)

Advertised Program Monitor

ARC

Advanced RISCset Computing

ARCNet

Attached Resource Computer Network

ARP

Address Resolution Protocol

ARPANET

Advanced Research Projects Agency Network

ASBR

Autonomous System Boundary Router

ASCII

American Standard Code for Information Interchange

ASF

Active Streaming Format

ASN

Absolute Sequence Number

ASP (1)

Active Server Page

ASP (2)

Application Service Provider

ASPI

Advanced SCSI Programming Interface

AT

Advanced Technology

ATAPI

AT Attachment Packet Interface

ATM

Asynchronous Transfer Mode

ATRN

Authenticated TURN

ATX

Advanced Technology Extended

AUI

Attachment Unit Interface

AVI

Audio Visual Interleaved

BAP

Bandwidth Allocation Protocol

BASIC

Beginners All-purpose Symbolic Instruction Code

B2B

Business to Business

B2C

Business to Customer

BDC

Backup Domain Controller

BDK

Bean Development Kit

BER

Bit Error Rate

BGP

Border Gateway Protocol

BIND

Berkeley Internet Naming Daemon

BINL

Boot Installation Negotiation Layer

BIOS

Basic Input Output System

BLOB

Binary Large Object

BNC

British Naval Connector

BOL

Books Online

BRI

Basic Rate Interface

CA

Certification Authority

CAL

Client Access License

CAP

Client Access Point

CAPI

Cryptographic Application Programming Interface

Cat 5

Category 5

CCIM

Client Component Installation Manager

CCM

Client Configuration Manager

CCSA

Checkpoint Certified Security Administrator

CCSE

Checkpoint Certified Security Expert

CCR

Client Configuration Request

CDFS

Compact Disc File System

CERT

Computer Emergency Response Team

CGI

Common Gateway Interface

CHAP

Challenge Handshake Authentication Protocol

CIDR

Classless Inter-Domain Routing

CIFS

Common Internet File System

CIM

Common Information Model

CIMOM

Common Information Model Object Manager

CIO

Chief Information Officer

CIRT

Computer Incident Response Team

CISC

Complex Instruction Set Computing

CMAK

Connection Manager Administration Kit

CMIP

Common Management Information Protocol

CMOS

Complementary Metal Oxide Semiconductor

CNC

Computerized Numerical Control

Codec

Compressor / Decompressor

COM

Component Object Model

CORBA

Common Object Request Broker Architecture

CPU

Central Processing Unit

CRC

Cyclical Redundancy Check

CRL

Certificate Revocation List

CRLF

Carriage Return, Line Feed

CRT

Cathode Ray Tube

CSMA/CA

Carrier Sense Multiple Access with Collision Avoidance

CSMA/CD

Carrier Sense Multiple Access with Collision Detection

CSNW

Client Services for NetWare

CSU/DSU

Channel Service Unit / Data Service Unit

CSV

Comma Separated Value

CSVDE

Comma Separated Value Directory Exchange

CTEC

Certified Training Education Center

CVP

Content Vectoring Protocol

DAO

Data Access Object

DAPI

Directory Access Programming Interface

DAT

Digital Audio Tape

DBMS

Database Management System

DC (1)

Domain Controller

DC (2)

Domain Component

DCL

Data Control Language

DCOM

Distributed Component Object Model

DDL

Data Definition Language

DDR

Discovery Data Record

DES

Data Encryption Standard

DFS

Distributed File System

DHCP

Dynamic Host Configuration Protocol

DHTML

Dynamic Hypertext Markup Language

DIMM

Dual Inline Memory Module

DIP

Dual Inline Package

DIX

Digital Intel Xerox

DLC

Data Link Control

DLL

Dynamic Link Library

DLT

Digital Linear Tape

DMA

Direct Memory Access

DMI

Desktop Management Interface

DML

Data Manipulation Language

DMTF

Desktop Management Task Force

DMZ

Demilitarized Zone

DN

Distinguished Name

DNS

Domain Name System

DoD

Department of Defense

DOM

Document Object Model

DoS

Denial of Service

DOS

Disk Operating System

DPAPI

Data Protection Application Programming Interface

DRA (1)

Directory Replication Agent

DRA (2)

Data Recovery Agent

DS2MB

Directory Service to IIS Metabase

DSA (1)

Directory System Agent

DSA (2)

Digital Signature Algorithm

DSL

Digital Subscriber Line

DSN

Data Source Name

DSS

Decision Support System

DTC

Distributed Transaction Coordinator

DTD

Document Type Definition

DUN

Dial Up Networking

DVD

Digital Video Disc

EAI

Enterprise Application Integration

EAP

Extensible Authentication Protocol

EAP-MD5

Extensible Authentication Protocol – Message Digest 5

EAP-TLS

Extensible Authentication Protocol – Transport Layer Security

EBCDIC

Extended Binary Coded Decimal Interchange Code

ECC

Error Correction Code

ECP

Extended Capabilities Port

EDI

Electronic Data Interchange

EDIFACT

Electronic Data Interchange For Administration, Commerce and Transport

EFS

Encrypting File System

EIDE

Enhanced Integrated Drive Electronics

EIGRP

Enhanced Interior Gateway Routing Protocol

EISA

Extended Industry Standard Architecture

EJB

Enterprise Java Beans

ELA

Event Log API

EMM

Expanded Memory Manager

EPP

Enhanced Parallel Port

EPS

Encapsulated PostScript

ERD (1)

Emergency Repair Disk

ERD (2)

Entity Relationship Diagram

ERP

Enterprise Resource Planning

ESDI

Enhanced Small Device Interface

ESE

Extensible Storage Engine

ESMTP

Extended Simple Mail Transfer Protocol

ESP

Encapsulating Security Payload

ETRN

Extended TURN

EULA

End User License Agreement

ExIFS

Exchange Installable File System

ExIPC

Exchange Inter-Process Communication

FAQ

Frequently Asked Question

FAT

File Allocation Table

FDDI

Fiber Distributed Data Interface

FEK

File Encryption Key

FIPS

Federal Information Processing Standard

FPNW

File and Print Services for NetWare

FQDN

Fully Qualified Domain Name

FSB

Front Side Bus

FSMO

Flexible Single Master Operation

FTP

File Transfer Protocol

GAL

Global Address List

GC

Global Catalog

GDI

Graphics Device Interface

GIF

Graphics Interchange Format

GINA

Graphical Identification aNd Authentication

GPC

Group Policy Container

GPMC

Group Policy Management Console

GPO

Group Policy Object

GPRS

General Packet Radio Service

GPT

Group Policy Template

GRE

Generic Routing Encapsulation

GSM

Global System for Mobile communications

GSNW

Gateway Services for NetWare

GUI

Graphic User Interface

GUID

Global Unique Identifier

GWART

Gateway Address Routing Table

HAL

Hardware Abstraction Layer

HCL

Hardware Compatibility List

HPFS

High Performance File System

HTML

Hypertext Markup Language

HTTP

Hypertext Transfer Protocol

HTTPS

Hypertext Transfer Protocol Secure

I/O

Input / Output

I2O

Intelligent Input / Output

IANA

Internet Assigned Numbers Authority

IAS

Internet Authentication Service

IBM

International Business Machines

IC

Integrated Circuit

ICA

Independent Computing Architecture

ICMP

Internet Control Message Protocol

ICQ

I Seek You

ICS

IBM Cabling System

IDE (1)

Integrated Drive Electronics

IDE (2)

Integrated Development Environment

IDS

Intrusion Detection System

IEEE

Institute of Electrical and Electronics Engineers

IETF

Internet Engineering Task Force

IGMP

Internet Group Management Protocol

IGRP

Interior Gateway Routing Protocol

IIS

Internet Information Server

IKE

Internet Key Exchange

ILS

Internet Locator Service

IMAP

Internet Mail Access Protocol

IOS

Internetwork Operating System

IPC

Inter-Process Communication

IPG

Inter-Packet Gap

IPSec

Internet Protocol Security

IPX/SPX

Internetwork Packet Exchange / Sequenced Packet Exchange

IRC

Internet Relay Chat

IrDA

InfraRed Data Association

IRQ

Interrupt Request Line

ISA

Industry Standard Architecture

ISAKMP

Internet Security Association Key Management Protocol

ISDN

Integrated Services Digital Network

ISN

Initial Sequence Number

ISO

International Standards Organisation

ISP

Internet Service Provider

ISTG

Inter-site Topology Generator

ISV

Independent Software Vendor

IXFR

Incremental Zone Transfer

JAR

Java Archive

JDBC

Java Database Connectivity

JDK

Java Development Kit

JFC

Java Foundation Classes

JPEG

Joint Photographic Experts Group

JSP

Java Server Pages

KCC

Knowledge Consistency Checker

KDB

Kerberos Database

KDC

Kerberos Distribution Center

KMS

Key Management Server

L2F

Layer 2 Forwarding

L2TP

Layer 2 Tunneling Protocol

LAN

Local Area Network

LDAP

Lightweight Directory Access Protocol

LDIF

LDAP Data Interchange Format

LDIFDE

LDAP Data Interchange Format Directory Exchange

LEA

Log Export API

LLC

Logical Link Control

LMI

Local Management Interface

LVR

Linked Value Replication

MAC (1)

Media Access Control

MAC (2)

Message Authentication Code

MADCAP

Multicast Address Dynamic Client Allocation Protocol

MAN

Metropolitan Area Network

MAPI

Messaging Application Programming Interface

MBR

Master Boot Record

MBSA

Microsoft Baseline Security Analyzer

MCDBA

Microsoft Certified Database Administrator

MCP

Microsoft Certified Professional

MCSA

Microsoft Certified Systems Administrator

MCSD

Microsoft Certified Solution Developer

MCSE

Microsoft Certified Systems Engineer

MCSE+I

Microsoft Certified Systems Engineer + Internet

MCT

Microsoft Certified Trainer

MD5

Message Digest 5

MDI

Multiple Document Interface

MEP

Multiple Entry Point

MFC

Microsoft Foundation Classes

MFT

Master File Table

MIF

Management Information Format

MIME

Multipart Internet Mail Extension

MMC

Microsoft Management Console

MMS

Microsoft Metadirectory Services

MMX

Multimedia Extensions

MOC

Microsoft Official Curriculum

Modem

Modulate / Demodulate

MOF

Management Object Format

MP3

MPEG Layer 3

MPEG

Moving Picture Expert Group

MPR

Multiple Protocol Router

MSAU

Multi-Station Access Unit

MS-CHAP

Microsoft Challenge Handshake Authentication Protocol

MS-DOS

Microsoft Disk Operating System

MSI

Microsoft Installer

MSMQ

Microsoft Message Queue

MSP

Microsoft Patch

MST

Microsoft Transform

MSTSC

Microsoft Terminal Services Client

MTA

Message Transfer Agent

MTS

Microsoft Transaction Server

MTU

Maximum Transmission Unit

MUI

Multi-language User Interface

MUP

Multiple UNC Provider

NAL

Network Abstraction Layer

NAT

Network Address Translation

NBFP

NetBIOS Frame Protocol

NBT

NetBIOS over TCP/IP

NCP (1)

Netware Core Protocol

NCP (2)

Network Control Program

NDIS

Network Device Interface Specification

NDR

Non-Delivery Report

NDS

Netware Directory Services

NetBEUI

NetBIOS Extended User Interface

NetBIOS

Network Basic Input Output System

NEXT

Near-End Crosstalk

NFS

Network File System

NIC

Network Interface Card

NNTP

Network News Transport Protocol

NSA

National Security Agency

NT

New Technology

NTDS

New Technology Directory Service

NTFS

New Technology File System

NTLM

New Technology LAN Manager

NTVDM

NT Virtual DOS Machine

OCSP

Online Certificate Status Protocol

ODBC

Open Database Connectivity

OEM

Original Equipment Manufacturer

OLTP

Online Transaction Processing

OOF

Out of Office

OpenGL

Open Graphics Library

OPSEC

Open Platform for Security

OS

Operating System

OSI

Open Systems Interconnection

OSPF

Open Shortest Path First

OTDR

Optical Time Domain Reflectometer

OU

Organizational Unit

OWA

Outlook Web Access

PAP

Password Authentication Protocol

PAS

Partial Attribute Set

PBS

Partition Boot Sector

PCB

Printed Circuit Board

PCI

Peripheral Component Interconnect

PCMCIA

Personal Computer Memory Card International Association

PDA

Personal Digital Assistant

PDC

Primary Domain Controller

PDF

Portable Document Format

PEA

Program Execution Agent

PEAP

Protected Extensible Authentication Protocol

PGA

Pin Grid Array

PGP

Pretty Good Privacy

PIF

Program Information File

PING

Packet Internet Groper

PIP

Program Information Provider

PKI

Public Key Infrastructure

PLC

Programmable Logic Controller

PNG

Portable Network Graphics

PnP

Plug ‘n’ Play

POP

Point of Presence

POP3

Post Office Protocol 3

POSIX

Portable Operating System Interface for Computing Systems

POST

Power On Self Test

PPGA

Plastic Pin Grid Array

PPP

Point to Point Protocol

PPPoE

Point to Point Protocol over Ethernet

PPTP

Point to Point Tunneling Protocol

PRI

Primary Rate Interface

PSTN

Public Switched Telephone Network

PVC (1)

Polyvinyl Chloride

PVC (2)

Permanent Virtual Circuit

PVN

Property Version Number

PWS

Peer Web Services

PXE

Pre-Boot Execution Environment

QIC

Quarter Inch Cartridge

RADIUS

Remote Access Dial-In User Service

RAID

Redundant Array of Independent Disks

RAM

Random Access Memory

RARP

Reverse Address Resolution Protocol

RAS

Remote Access Server

RDBMS

Relational Database Management System

RDN

Relative Distinguished Name

RDO

Remote Data Object

RDRAM

Rambus Dynamic Random Access Memory

RFC

Request For Comments

RGC

Routing Group Connector

RID

Relative Identifier

RIP

Routing Information Protocol

RIS

Remote Installation Services

RISC

Reduced Instruction Set Computing

ROM

Read Only Memory

RPC

Remote Procedure Call

RRAS

Routing and Remote Access Server

RSA

Rivest Shamir Adelman

RSN

Relative Sequence Number

RSoP

Resultant Set of Policy

RTFM

Read The Freakin’ Manual

RUS

Recipient Update Service

RVP

RendezVous Protocol

S/MIME

Secure Multipart Internet Mail Extensions

SACL

System Access Control List

SAD

Security Accounts Database

SAM

Security Accounts Manager

SANS

System Administration, Networking and Security

SAP (1)

Systeme, Anwendungen, Produkte (Systems, Applications, Products)

SAP (2)

Service Advertisement Protocol

SASL

Simple Authentication and Security Layer

SCADA

Supervisory Control And Data Acquisition

SCSI

Small Computer System Interface

SDI

Single Document Interface

SDK

Software Development Kit

SDRAM

Synchronous Dynamic Random Access Memory

SEP

Single Entry Point

SGML

Standard Generalized Markup Language

SGRAM

Synchronous Graphics Random Access Memory

SHA-1

Secure Hash Algorithm 1

SID

Security Identifier

SIM

Subscriber Identity Module

SIMM

Single Inline Memory Module

SLIP

Serial Line Internet Protocol

SMB

Server Message Block

SMBIOS

System Management Basic Input Output System

SMP

Symmetric Multi-Processing

SMS (1)

Short Message Service

SMS (2)

Systems Management Server

SMTP

Simple Mail Transfer Protocol

SNA

System Network Architecture

SNAP

Sub-Network Access Protocol

SNMP

Simple Network Management Protocol

SOA

Start of Authority

SOAP

Simple Object Access Protocol

SOCKS

Socket Secure

SOE

Standard Operating Environment

SONET

Synchronous Optical Network

SPAP

Shiva Password Authentication Protocol

SPGA

Staggered Pin Grid Array

SQL

Structured Query Language

SRMP

SOAP Reliable Messaging Protocol

SRS

Site Replication Service

SSI

Server Side Includes

SSID

Service Set Identifier

SSL

Secure Socket Layer

STP (1)

Shielded Twisted Pair

STP (2)

Spanning-Tree Protocol

SUS

Software Update Service

SVG

Scalable Vector Graphics

SVGA

Super Video Graphics Array

SWIFT

Society for Worldwide Interbank Financial Telecommunications

TACACS

Terminal Access Controller Access-Control System

TAPI

Telephony Application Programming Interface

TCP/IP

Transport Control Protocol / Internet Protocol

TDI

Transport Driver Interface

TDR

Time Domain Reflectometer

TFTP

Trivial File Transfer Protocol

TGS

Ticket Granting Service

TGT

Ticket Granting Ticket

TIFF

Tagged Image File Format

TLS

Transport Layer Security

TNEF

Transport-Neutral Encapsulation Format

TSR

Terminate Stay Resident

TTL

Time To Live

TWAIN

Technology Without An Interesting Name

UART

Universal Asynchronous Receiver Transmitter

UCE

Unsolicited Commercial Email

UDDI

Universal Description, Discovery and Intergration

UDF

Uniqueness Database File

UDG

Universal Distribution Group

UDP

User Datagram Protocol

UDV

Up to Date Vector

UFP

URI Filtering Protocol

UI

User Interface

UMB

Upper Memory Block

UML

Unified Modeling Language

UNC

Universal Naming Convention

UNIX

Uniprogrammed Multix

UPS

Uninterruptible Power Supply

URI

Uniform Resource Identifier

URL

Uniform Resource Locator

USB

Universal Serial Bus

USG

Universal Security Group

USN

Update Sequence Number

UTP

Unshielded Twisted Pair

VAN

Value Added Network

VB

Visual BASIC

VGA

Video Graphics Array

VLSM

Variable Length Subnet Mask

VM

Virtual Memory

VMM

Virtual Memory Manager

VOIP

Voice Over Internet Protocol

VPN

Virtual Private Network

VSC

Volume Shadow Copy

W3C

World Wide Web Consortium

WAN

Wide Area Network

WAP

Wireless Application Protocol

WBEM

Web-Based Enterprise Management

WebDAV

Web Distributed Authoring and Versioning

WEP (1)

Wireless Encryption Protocol

WEP (2)

Wired Equivalent Privacy

WINS

Windows Internet Name Service

WIPLL

Wireless IP-based Local Loop

WMI

Windows Management Instrumentation

WML

Wireless Markup Language

WORM

Write-Once Read-Many

WOW

Windows16 on Windows32

WQL

WMI Query Language

WSH

Windows Script Host

WWW

World Wide Web

WYSIWYG

What You See Is What You Get

XDR

XML Data Reduced

XML

Extensible Markup Language

XMM

Extended Memory Manager

XMML

Exploration and Mining Markup Language

XSL

Extensible Stylesheet Language

XSLT

Extensible Stylesheet Language Transform

XT

Extended Technology

ZIF

Zero Insertion Force