Acronyms for the CCNA v1.0 (200-301) Exam

ACRONYM

FULL FORM

AD

Administrative Distance

ASICs

Application Specific Integrated Circuits

AUI

Attachment User Interface

AS

Autonomous System

LAPB

Balanced

BootP

Bootstrap Protocol

BPDU

Bridge Protocol Data Unit

CSMA/CD

Carrier Sense Multiple Access with Collision Detection

CO

Central Office

CDP

Cisco Discovery Protocol

CIDR

Classless Inter-Domain Routing

CLI

Command Line Interface

CPE

Customer Premise Equipment

CRC

Cyclic Redundancy Check

DCE

Data Communications Equipment

DTE

Data Terminal Equipment

LAPD

D- Channel

DoD

Department of Defense

DA

Destination Address

DUAL

Diffusing Update Algorithm

DV

Distance Vector

DHCP

Dynamic Host Configuration Protocol

EEPROM

Electronically Erasable Read Only Memory

EIGRP

Enhanced Interior Gateway Routing Protocol

EGP

Exterior Gateway Protocol

FTP

File Transfer Protocol

FCS

Frame Check Sequence

HTTP

Hyper Text Transfer Protocol

ISDN

Integrated Services Digital Network

IGP

Interior Gateway Protocol

IGRP

Interior Gateway Routing Protocol

ICMP

Internet Control Message Protocol

IOS

Internetworking Operating System

ISL

Inter-switch Link

LPD

Line Printer Daemon

LS

Link State

LAN

Local Area Network

LLC

Logical Link Control

MTU

Maximum Transmission Unit

MAC

Media Access Control

MOTD

Message of the Day

NVRAM

Mon Volatile Random Access Memory

NAT

Network Address Translation

NFS

Network File System

OSI

Open Systems Interconnection

OUI

Organizationally Unique Identifier

PCS

Personal Communication Services

PAT

Port Address Translation

PDU

Protocol Data Unit

PDM

Protocol Dependant Modules

PARP

Proxy Address Resolution Protocol

RAM

Random Access Memory

RJ

Registered Jack

RTP

Reliable Transport Protocol

RARP

Reverse Address Resolution Protocol

RIP

Routing Information Protocol

SMTP

Simple Mail Transfer Protocol

SNMP

Simple Network Management Protocol

SA

Source Address

STA

Spanning Tree Algorithm

STP

Spanning Tree Protocol

TTL

Time To Live

TCP

Transmission Control Protocol

TCP/IP

Transmission Control Protocol / Internet Protocol

TFTP

Trivial File Transfer Protocol

UTP

Unshielded Twister Pair

UDP

User Datagram Protocol

VLSM

Variable Length Subnet Mask

VLAN

Virtual Local Area Network

VTP

VLAN Trunking Protocol

WAN

Wide Area Network