Learning to Speak in Tech Talk

Over the years everything has become more technology focused, even the way we speak. We can’t speak for those of the newer generations who just can’t spell, but we can help you to understand some of the most commonly used acronyms in the technology world.

ACL  Access control list

ARP  Address Resolution Protocol

BGP  Border Gateway Protocol (routing protocol)

BSS  Basic service set (Wi-Fi)

CAT  Category (e.g. CAT-5 cable)

CLI  Command line interpreter

CRC  Cyclical redundancy check

CRC-16-CCITT  Cyclical redundancy check (X.25, HDLC)

DES  Data Encryption Standard (obs. See AES)

DHCP  Dynamic Host Configuration Protocol

DNS  Domain Name System

DRAM  Dynamic random-access memory

DSL  Digital Subscriber Line

DTE  Data Terminal Equipment

EHA  Ethernet Hardware Address (MAC address)

EIGRP  Enhanced Interior Gateway Routing Protocol

EOF  End Of Frame (HDLC, etc.)

ESS  Extended service set (Wi-Fi group)

FCS  Frame check sequence (Ethernet)

FDDI  Fiber Distributed Data Interface

FTP  File Transfer Protocol

GBIC  Gigabit interface converter

Gbps  Gigabit per second

HDLC  High-level Data Link Control

http  HyperText Transfer Protocol

https  HyperText Transfer Protocol Secure

ICMP  Internet Control Message Protocol

IDS  Intrusion Detection System

IMAP  Internet Message Access Protocol

IP  Internet Protocol

IS-IS  Intermediate System to Intermediate System (routing protocol)

ISDN  Integrated Services Digital Network

ISP  Internet service provider

LAN  Local area network

LLC  Logical link control

MAC  Media access control

Mbps  Megabits per second

MDF  Main distribution frame

MIB  Management information base (SNMP)

MPLS  Multiprotocol Label Switching

NAC  Network access control

NAT  Network Address Translation

NIC  Network Interface Card

NVRAM  Non-volatile RAM

OSPF  Open Shortest Path First (routing protocol)

OUI  Organization Unique Identifier

PAP  Password authentication protocol

PAT  Port address translation

PC  Personal computer (host)

PCM  Pulse-code modulation

PDU  Protocol data unit (such as segment, packet, frame, etc.)

POST  Power-on self test

PPP  Point-to-point Protocol

PPTP  Point-to-Point Tunneling Protocol

RAM  Random Access Memory

RIP  Routing Information Protocol

ROM  Read-Only Memory

RTP  Real-time Transport Protocol

SMTP  Simple Mail Transfer Protocol

SNAP  SubNet Access Protocol

SRAM  Static random access memory

SSH  Secure shell

SSID  Service set identifier (Wi-Fi)

SYN (TCP)  Synchronization

TCP/IP  Transmission Control Protocol/Internet Protocol

VLAN  Virtual local area network

VPN  Virtual private network

WAN  Wide-area network

WEP  Wired Equivalent Privacy

Wi-Fi  IEEE 802.11 (Wi-Fi Alliance)

WPA  Wi-Fi Protected Access

www  World Wide Web

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