Networking Certification-Oriented Acronyms

Vocabulary flashcards covering certification-oriented networking acronyms and their expansions for CompTIA A+, Network+, and Security+ preparation.

LAN

Local Area Network

WAN

Wide Area Network

WLAN

Wireless Local Area Network

PAN

Personal Area Network

MAN

Metropolitan Area Network

SAN

Storage Area Network

VPN

Virtual Private Network

VLAN

Virtual Local Area Network

NIC

Network Interface Card

MAC

Media Access Control

IP

Internet Protocol

IPv4

Internet Protocol Version 4

IPv6

Internet Protocol Version 6

TCP

Transmission Control Protocol

UDP

User Datagram Protocol

ICMP

Internet Control Message Protocol

ARP

Address Resolution Protocol

DNS

Domain Name System

DHCP

Dynamic Host Configuration Protocol

APIPA

Automatic Private IP Addressing

NAT

Network Address Translation

PAT

Port Address Translation

CIDR

Classless Inter-Domain Routing

VLSM

Variable Length Subnet Mask

FQDN

Fully Qualified Domain Name

URL

Uniform Resource Locator

URI

Uniform Resource Identifier

HTTP

Hypertext Transfer Protocol

HTTPS

Hypertext Transfer Protocol Secure

FTP

File Transfer Protocol

SFTP

SSH File Transfer Protocol

TFTP

Trivial File Transfer Protocol

SSH

Secure Shell

SMTP

Simple Mail Transfer Protocol

POP3

Post Office Protocol Version 3

IMAP

Internet Message Access Protocol

SNMP

Simple Network Management Protocol

NTP

Network Time Protocol

LDAP

Lightweight Directory Access Protocol

SMB

Server Message Block

RDP

Remote Desktop Protocol

SIP

Session Initiation Protocol

RTP

Real-time Transport Protocol

VoIP

Voice over Internet Protocol

QoS

Quality of Service

OSI

Open Systems Interconnection

PDU

Protocol Data Unit

MTU

Maximum Transmission Unit

TTL

Time To Live

MSS

Maximum Segment Size