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127 Terms

1

RAM

Remote Access Memory

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2

SODIMMs

Small Outline Duel In-line Memory Modules also known as Laptop Memory

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3

SSD

Solid State Drive

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4

HDD

Hard Disk Drive

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5

LCD

Liquid Crystal Display

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6

Wireless Card

allows for wireless connections

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7

NFC

Near-Field Communication

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8

IPS

In-Plane Switching rotating crystals to render image

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9

TN

Twisted Nematic crystals twist and untwist to create image earliest type of TFT

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10

VA

Vertical Alignment crystals tilt instead of rotating or tilting

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11

LED Backlit Displays

LCD screen with light provided with LED's around the screen

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12

LED

Light-Emitting Diode

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13

OLED

Organic Light-Emitting Diode

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14

TFT

Thin-Film Transistor

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15

POP3

Post Office Protocol ver 3 Uses Port 110 local email client to connect to mail server

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16

FTP

File Transfer Protocol uses Port 20 for data transfer uses Port 21 for control

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17

HTTPS

Hypertext Transfer Protocol Secure Uses Port 443

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18

SMTP

Simple Mail Transfer Protocol Uses Port 25

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19

SSL

Secure Sockets Layer

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20

TLS

Transport Layer Security

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21

Access Point

Central connection for devices on an infrastructure wireless LAN

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22

Hub

Ethernet connection device on which all traffic into the device goes out on all ports has 4 to 48 ports

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23

Firewall

Device that is used to filter traffic into and out of a network and that is based on characteristics such as port use

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24

Switch

Ethernet connection device that processes and delivers traffic based on network adapter MAC address

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25

Patch Panel

Connection point for incoming and out going cables with connections that are rearranged by physically moving cables

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26

SDN

Software-Defined Networking using SDN network devices can be provisioned and configured using automated pre-programmed process

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27

SAN

Storage Area Network is a dedicated network that provides access to consolidated, block level storage devices

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28

PRL

Preferred Roaming list

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29

PRI

Product Release Instruction

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30

IMSI

International Mobile Subscriber Identity

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31

IMEI

International Mobile Equipment Identity

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32

PoE

Power over Ethernet sends power over an ethernet line. up to 13 watts of DC power governed by 802.3af standard

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33

PoE+

Power over Ethernet+ sends power over an ethernet line. up to 25 watts of DC power governed by 802.3at standard

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34

PoE++(Type 3)

Power over Ethernet++(Type 3) sends power over an ethernet line. up to 51 watts of DC power governed by 802.3bt standard

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35

PoE++(Type 4)

Power over Ethernet++(Type 4) sends power over an ethernet line. up to 73 watts of DC power governed by 802.3bt standard

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36

DLP

Digital Light Processing

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37

Lumens

total amount of visible light that is given off

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38

Artifacts

Poss Causes: overclocked GPU, Overheated GPU, low res Poss Sol: check for loose or damaged cables of connectors. check for correct signal type

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39

Throughout

how much data can be transferred through a network medium

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40

Duel Rails

the +12V that provides dedicated power to devices such as video card

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41

Pienum

ethernet networking electrical cable that is jacketed with certain fire-retardant materials and coatings

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42

Dead Pixels

damaged areas of a display that remain off because they are no longer receiving any power

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43

Burn-in

damage to a computer or television screen, cause by being left on too long

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44

PAN

Personal Area Network

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45

Port Replicator

Provides a full set of ports for devices

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46

Docking Station

may support add-in cards or drives. allows a portable computer to function like a desktop

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47

SIM

Subscriber Identity Module

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48

GSM

Global System for Mobile communication uses removable SIM allows for subscribers to use phone network provider

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49

CDMA

Code-Division Multiple Access No SIM card phone is directly managed by provider

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50

MDM

Mobile Device Management Sets device policies

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51

MAM

Mobile Application Management Sets policies for apps

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52

FQDN

Fully Qualified Domain Name

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53

Protocol

Rule for computer processes

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54

TCP

Transmission Control Protocol connection-oriented protocol

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55

UDP

User Datagram Protocol connectionless, non-guaranteed method of communication

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56

Port

a number assigned to an entryway in a firewall

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57

SSH

Secure Shell applies security to transfer Port 22 uses TCP

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58

Telnet

used to configure other equipment remotely Port 23 Uses TCP

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59

HTTP

Port 80 uses TCP

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60

NetBIOS

under UDP and TCP port 137/139

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61

IMAP

Internet Mail Access Protocol Port 143 uses TCP

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62

DNS

Domain Name System Port 53 uses both TCP and UDP

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63

DHCP Server

Dynamic Host Configuration Protocol Port 67 used UDP

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64

DHCP Client

Port 68 uses UDP

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65

SNMP

Simple Network Management Protocol Port 161 uses UDP

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66

SNMP trap operation

Port 162 uses UDP

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67

LDAP

Lightweight Directory Access Protocol Port 389 uses TCP

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68

HTTPS

HTTP Secure Port 443

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69

SMB

Server Message Block Port 445 Uses TCP

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70

RDP

Remote Desktop Protocol Port 3389 Uses TCP

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71

Router

gateway for internet traffic

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72

SOHO

Small Office Home Office home internet

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73

LAN router

used for corporate networks divided a single network into multiple subnetworks

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74

WAN router

used for corp network forwards traffic to and from the internet over a private WAN link.

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75

Switches

forward frames using MAC address filters connections inside network

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76

MAC Address

Media Access Control address physically burned into network cards in every computer

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77

Modular Switch

provides a power supply and fast communications allows for hundreds of access ports

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78

Unmanaged Switch

function without configuration usually 4 to 8 ports embedded in most SOHO setups

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79

Managed Switch

can be configured over a management port 24 to 48 access points

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80

Wi-Fi Access Points

uses radio waves as transmission media allows for connection of wireless and mobile devices

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81

Patch Panel

cables run from a wall plate to punch down block on the patch panel simplifies multiple connections to the switch

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82

Firewall

controls which computers are allowed to connect to the network and which types of traffic are allowed

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83

Injector

used to supply power to PoE device when the switch does not support PoE

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84

Cable Modems

hybrid fiber coax -combines fiber optic core with copper coaxial cable links referred to as broadband or cable

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85

DSL

Digital Subscriber Line phone lines transmitting internet data

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86

Optical Network Terminal

an element in a fiber to the premises (FTTP) internet connection

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87

NIC

Network Interface Cards uses a transceiver port to connect to the data cabling

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88

2.4 GHz

Longer signal range better at penetrating solid surfaces supports limited number of channels can become congested

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89

5 GHz

shorter signal range less effective at penetrating supports more channels less congestion supports higher data rates at shorter distances

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90

RTFM

Read The "F"ing Manual

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91

Long-range Fixed Wireless

point to point antennas that connect wireless without wires up to 30 miles apart

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92

RFID

Radio Frequency Identification

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93

NFC

Near-Field Communication

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94

DNS Hierarchy

13 root servers farms Top-level domains -Generic- .com, .org, ,net, .info, .biz -Sponsered- .gov, .edu -Country code- .uk, .ca, .de

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95

DORA

DHCP protocol acronym Discovery Offer Respond Acknowledge

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96

Fileshares

allows clients to access files that are shared on the server network

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97

Syslog

System Logs logs network activity

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98

AAA server

Authentication, Authorization, and Accounting server

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99

Suplicant

End User or End User Device

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100

Legacy Systems

Systems that are no longer directly supported by its vendors

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