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Network+ > Acronyms > Flashcards

Acronyms Flashcards

1
Q

AAAA

A

Authentication, authorization, accounting, auditing

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2
Q

ACL

A

Access Control List

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3
Q

AES

A

Advanced Encryption Standard
-symmetric key encryption (not used for key exchanges)

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4
Q

AH

A

Authentication Header

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5
Q

AP

A

Access Point

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6
Q

APC

A

Angled Physical Contact

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7
Q

APIPA

A

Automatic Private Internet Protocol Addressing

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8
Q

ARP

A

Address Resolution Protocol
-creates binding between IP address and MAC address inside LAN
-arp table sets on routers and switches so data can be moved through routers with ip and then transferred to mac on the switch of right network and sent to client.

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9
Q

AUP

A

Acceptable Use Policy

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10
Q

BGP

A

Border Gateway Protocol

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11
Q

BNC

A

British Naval Connector/Bayonet Neill-Concelman

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12
Q

BYOD

A

Bring Your Own Device

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13
Q

CAM

A

Content Addressable Memory (table)

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14
Q

CAN

A

Campus Area Network

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15
Q

CDMA

A

Code Devision Media Access

Do not use SIM cards
Provider manage handset
Requires each subscriber device to use a code to key the modulation of their signal

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16
Q

CIA

A

Confidentiality, Integrity, and Availability

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17
Q

CIDR

A

Classless Inter-Domain Routing

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18
Q

CLI

A

Command Line Interface

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19
Q

CNAME

A

Canonical Name

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20
Q

CPU

A

Central Processing Unit

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21
Q

CRC

A

Cyclic Redundancy Check

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22
Q

CSMA/CA

A

Carrier-Sense Multiple Access with Collision Avoidance

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23
Q

CSU

A

Channel Service Unit

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24
Q

CVE

A

Common Vulnerabilities and Exposures

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25
Q

CWDM

A

Coarse Wavelength Division Multiplexing

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26
Q

DaaS

A

Desktop as a Service

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27
Q

dB

A

Decibel

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28
Q

DDoS

A

Distributed Denial of Service
-multiple attackers asking one victim for services

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29
Q

DHCP

A

Dynamic Host Configuration Protocol

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30
Q

DLP

A

Data Loss Prevention

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31
Q

DNS

A

Domain Name System

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32
Q

DoS

A

Denial of Service
-1 machine floods a victim with requests for services
-tcp syn flood (tcp handshakes that never completed by masking server send syn ack to a spoofed ips
-Smurf attack (icmp flood): attacker sends ping to subnet broadcast with spoofed source ip set to be the ip of the victim server

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33
Q

DSL

A

Digital Subscriber Line

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34
Q

DSU

A

Data Service Unit

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35
Q

DWDM

A

Dense Wavelength Devision Multiplexing

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36
Q

EAP

A

Extensible Authentication Protocol
-uses different mechanisms of authentication

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37
Q

EIA

A

Electronic Industries Association

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38
Q

EIGRP

A

Enhance Interior Gateway Routing Protocol

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39
Q

EIRP

A

Effective Isotropic Radiated Power

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40
Q

ESP

A

Encapsulating Security Protocol

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41
Q

EUI

A

Extended Unique Identifier

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42
Q

FCoE

A

Fibre Channel over Ethernet

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43
Q

FHRP

A

First Hop Redundancy Protocol

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44
Q

FTP

A

File Transfer Protocol

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45
Q

GBIC

A

Gigabit Interface Converter

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46
Q

GRE

A

Generic Routing Encapsulation
-tunneling protocol / does not provide encryption
-think of ferry encapsulate car over water

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47
Q

GSM

A

Global System for Mobile Communication

-use TDMA (time division multiple access)
-subscribers can use SIM card on an unlocked handset

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48
Q

HA

A

High Availability

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49
Q

HDMI

A

High Definition Multimedia Interface

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50
Q

HTTP

A

Hypertext Transfer Protocol

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51
Q

HTTPS

A

Hypertext Transfer Protocol Secure

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52
Q

HVAC

A

Heating, Ventilation and Air Conditioning

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53
Q

IaaS

A

Infrastructure as a Service

Microsoft’s azure virtual machines
Amazon’s elastic compute cloud

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54
Q

ICMP

A

Internet Control Message Protocol

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55
Q

ICS

A

Industrial Control System

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56
Q

IDF

A

Intermediate Distribution Frame

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57
Q

IDS

A

Intrusion Detection System

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58
Q

IGMP

A

Internet Group Management Protocol

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59
Q

IMAP

A

Internet Message Access Protocol

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60
Q

IoT

A

Internet of Things

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61
Q

IP

A

Internet Protocol

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62
Q

IPS

A

Intrusion Prevention System
-uses bits of patterns called data signatures to identify common network attacks

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63
Q

IPSec

A

Internet Protocol Security
-used in securing key exchange during establishment of client to server vpn connection
-uses ISAKMP

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64
Q

IPv4

A

Internet Protocol version 4

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65
Q

IPv6

A

Internet Protocol version 6

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66
Q

iSCSI

A

Internet Small Computer Systems Interface

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67
Q

ISP

A

Internet Service Provider

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68
Q

LACP

A

Link Aggregation Control Protocol

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69
Q

LAN

A

Local Area Network

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70
Q

LC

A

Logic Connector

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71
Q

LDAP

A

Lightweight Directory Access Protocol

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72
Q

LDAPS

A

Lightweight Directory Access Protocol (over SSL)

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73
Q

LED

A

Light-Emitting Diode

74
Q

LTE

A

Long-Term Evolution

-converged 4G standard supported by both GSM and CDMA network providers, but the network providers must install SIM card on the phone

75
Q

MAC

A

Media Access Control / Medium Access Control

76
Q

MAN

A

Metropolitan Area Network

77
Q

MDF

A

Main Distribution Frame

78
Q

MDIX

A

Medium Dependent Interface Crossover

79
Q

MIB

A

Management Information Base
-collection of definitions which define the properties of the managed object within the device to be managed.

80
Q

MIMO

A

Multiple Input, Multiple Output

81
Q

MU-MIMO

A

Multiuser - Multiple Input, Multiple Output

82
Q

MOU

A

Memorandum of Understanding

83
Q

MPLS

A

Multiprotocol Label Switching

84
Q

MTBF

A

Mean Time Between Failure

85
Q

MT-RJ

A

Mechanical Transfer - Registered Jack

86
Q

MTTR

A

Mean Time To Repair

87
Q

MTU

A

Maximum Transmission Unit

88
Q

MX

A

Mail Exchange

89
Q

NAC

A

Network Access Control
-ensure device is scanned to determine state of security prior to being allowed network access

90
Q

NAS

A

Network Attached Storage

91
Q

NDA

A

Non-Disclosure Agreement

92
Q

NFV

A

Network Function Virtualization
-way to reduce cost and accelerate service deployment for network operators by decoupling functions like a firewall or encryption from dedicated hardware and moving them to virtual servers.

93
Q

NGFW

A

Next Generation Firewall

94
Q

NIC

A

Network Interface Card

95
Q

NS

A

Name Server

96
Q

NTP

A

Network Time Protocol

97
Q

OID

A

Object Identifier

98
Q

OSI

A

Open Systems Interconnection

99
Q

OSPF

A

Open Shortest Path First

100
Q

OTDR

A

Optical Time Domain Reflectometer

101
Q

PaaS

A

Platform as a Service

SQL database is an example

102
Q

PAN

A

Personal Area Network

103
Q

PAT

A

Post Address Translation

104
Q

PDU

A

Power Distribution Unit

105
Q

PoE

A

Power over Ethernet

106
Q

POP3

A

Post Office Protocol version 3

107
Q

PSK

A

Pre-Shared Key

108
Q

PTR

A

Pointer Record

109
Q

QoS

A

Quality of Service

110
Q

QSFP

A

Quad Small Form-Factor Pluggable

111
Q

RA

A

Router Advertisements

112
Q

RADIUS

A

Remote Authentication Dial-In User Service
-802.1x standard uses RADIUS for authentication

113
Q

RAID

A

Redundant Array of Independent Disks

114
Q

RDP

A

Remote Desktop Protocol

115
Q

RF

A

Radio Frequency

116
Q

RFC

A

Request for Conner

117
Q

RG

A

Radio Guide

118
Q

RJ

A

Registered Jack

119
Q

RPO

A

Recovery Point Objective

120
Q

RTSP

A

Real Time Streaming Protocol

121
Q

SaaS

A

Software as a Service
I.e 0365

122
Q

SAN

A

Storage Area Network

123
Q

SC

A

Standard Connector/ Subscriber Connector

124
Q

SCADA

A

Supervisory Control and Data Acquisition

125
Q

SDN

A

Software-Defined Network

126
Q

SDWAN

A

Software-Defined WAN

127
Q

SFP

A

Small Form-factor Pluggable

128
Q

SFTP

A

Secure File Transfer Protocol

129
Q

SIEM

A

Security Information and Event Management

130
Q

SIP

A

Session Initiation Protocol

131
Q

SLA

A

Service Level Agreement

132
Q

SLAAC

A

Stateless Address Auto-Configuration

133
Q

SMB

A

Server Message Block

134
Q

SMTP

A

Simple Mail Transfer Protocol

135
Q

SOA

A

State of Authority

136
Q

SOHO

A

Small Office Home Office

137
Q

SQL

A

Structured Query Language

138
Q

SRV

A

Service Record

139
Q

SSD

A

Solid State Drive

140
Q

SSH

A

Secure Shell

141
Q

SSID

A

Service Set Identifier

142
Q

SSO

A

Single Sign-On

143
Q

ST

A

Straight Tip or Snap Twist

144
Q

STP

A

Spanning Tree Protocol

145
Q

Syslog

A

System Log

146
Q

TACACS+

A

Terminal Access Controller Access Control System Plus
-uses 802.1x protocol

147
Q

TCP

A

Transmission Control Protocol

148
Q

TFTP

A

Trivial File Transfer Protocol

149
Q

TIA / EIA

A

Telecommunications Industry Association / Electronics Industries Alliance

150
Q

TKIP

A

Temporal Key Integrity Protocol
-encryption protocol included in 802.11i standard for wireless LANs (WLANs)

151
Q

TLS

A

Transport Layer Security

152
Q

TTL

A

Time To Live

153
Q

TX/RX

A

Transmit and Receive

154
Q

UDP

A

User Datagram Protocol

155
Q

UPC

A

Ultra-Physical Contact

156
Q

UPS

A

Uninterruptible Power Supply

157
Q

URL

A

Uniform Resource Locator

158
Q

USB

A

Universal Serial Bus

159
Q

UTP

A

Unshielded Twisted Pair

160
Q

VIP

A

Virtual IP

161
Q

VLAN

A

Virtual Local Area Network

162
Q

VM

A

Virtual Machine

163
Q

VNC

A

Virtual Network Computing

164
Q

vNIC

A

virtual Network Interface Card

165
Q

VoIP

A

Voice over Internet Protocol

166
Q

VPN

A

Virtual Private Network

167
Q

WAN

A

Wide Area Network

168
Q

WAP

A

Wireless Access Point

169
Q

WDM

A

Wavelength Devision Multiplexing

170
Q

WLAN

A

Wireless Local Area Network

171
Q

WPA

A

WiFi Protected Access

172
Q

EAP-MD5

A

Variant of Extensible authentication protocol
-uses passwords and the challenge handshake
-one way authentication process so you must use long and strong passwords

173
Q

EAP-TLS

A

-variant of extensible authentication protocol
-uses public key infrastructure
-mutual authentication
-use digital certificates instead of passwords

174
Q

EAP-TTLS

A

-variant of extensible authentication protocol
-uses digital certificate on server and password on client
-more secure than md5, but less than TLS variant

175
Q

EAP-FAST

A

EAP Flexible Authentication via Secure Tunneling
-protected access credentials instead of a certificate to establish mutual connection

176
Q

PEAP

A

Protected EAP
-uses server certificates and AD database to authenticate password from client

177
Q

MITM

A

Man in the Middle attack

178
Q

DNS poisoning

A

Attacker manipulates vulnerabilities in dns to reroute traffic to fake version of a site

179
Q

DNSSEC

A

Secure DNS
Uses encrypted digital signatures when passing dns information between servers to protect from poisoning.

180
Q

ISAKMP

A

Internet Security Association and Key Management Protocol
-key protocol in IPsec architecture
-common framework for agreeing to the format of security associations (SA) attributes and for negotiating, modifying, and deleting SAs.
—there may be many key exchange protocols with different security properties, ISAKMP provides common framework

181
Q

VLSM

A

Variable-Length Subnet Masking
-allows subnets of various sizes
-would not be able to use /25, /27, etc

Network+ (17 decks)

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