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Network+ > Vocab > Flashcards

Vocab Flashcards

1
Q

OSI

A

Open Systems Interconnection, e.g. 7-Layer OSI Model

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2
Q

TCP

A

Transmission Control Protocol

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3
Q

IP

A

Internet Protocol

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4
Q

ISO

A

International Standardization Organization (invented the OSI Model)

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5
Q

UTP

A

Unshielded Twisted Pair e.g. Cat-5

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6
Q

UDP

A

User Datagram Protocol; (connectionless network protocol, contrast with TCP)

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7
Q

OUI

A

Organizationally Unique Identifier; The first 3 bytes of a mac address

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8
Q

EUI

A

Extended Unique Identifier (AKA Mac Address)

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9
Q

DEVICE ID

A

The last 3 bytes in a mac address

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10
Q

FCS

A

Frame check sequence; checksum in a frame header

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11
Q

LATENCY

A

the delay before a transfer of data begins following an instruction for its transfer.
“poor performance due to network latency”

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12
Q

WEP

A

Wired equivalent privacy

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13
Q

PKI

A

Public key infrastructure

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14
Q

Unicast

A

Unicast is a type of communication where data is sent from one computer to another computer. Unicast is a one-to-one type of network communication. Different data streams are generated for each Unicast connection. This type of communication is the option when clients need different data from network server.

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15
Q

Multicast

A

Multicast is a type of communication where multicast traffic addressed for a group of devices on the network. IPv6 multicast traffic are sent to a group and only members of that group receive the Multicast traffic.

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16
Q

Anycast

A

Anycast is a type of IPv6 network communication in which IPv6 datagrams from a source are routed to the nearest device (in terms of routing distance) from a group servers which provide the same service. Every nodes which provide the same service are configured with same Anycast destination address.

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17
Q

ICMP

A

Internet control message protocol

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18
Q

SFP

A

Small Form-factor Pluggable

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19
Q

MAU

A

Multistation Access Unit

20
Q

MU-MIMO

A

Multiple Users, Multiple Input, Multiple Output

-Permits multiple devices to send/receive wireless data simultaneously.

21
Q

SONET

A

Synchronous Optical Networking

  • 10GBaseEW
  • 10GBaseLW
  • 10GBaseSW
22
Q

BROUTER

A

Bridge/Router

  • when acting as bridge it operates at the data-link layer 2
  • when acting as router it operates at the network layer 3
23
Q

PoE

A

Power Over Ethernet

(PoE) is defined by the IEEE 802.3af and 802.3at standards

24
Q

LC connector

A

A miniaturized version of the fiber-optic SC connector.

25
Q

VNC

A

Virtual Network Computing

26
Q

EAP

EAP-FAST

A

Extensible Authentication Protocol - Flexible Authentication Secure Tunneling.

27
Q

RADIUS

A

Remote authentication dial-in user service (Uses UDP & is apart of AAA)

28
Q

WPA

A

Wifi Protected Access

29
Q

WAP

A

Wireless Application Protocol (AKA The weakest wireless protocol)

30
Q

AES

A

Advanced Encryption Standard

31
Q

TACACS+

A

Terminal Access Controller Access Control System Plus

32
Q

SSO

A

Single Sign On

33
Q

TGT

A

Ticket Granting Ticket

34
Q

TGS

A

Ticket Granting Server

35
Q

KDC

A

Key Distribution Center

36
Q

DDoS/DoS

A

Distributed Denial of Service / Denial of Service

37
Q

IPX

A

Internetwork Packet Exchange

38
Q

CLASS A IP ADDRESS RANGE

A

0-126

00000000-11111110

39
Q

CLASS B IP ADDRESS RANGE

A

128-191

10000000-10111111

40
Q

CLASS C ADDRESS RANGE

A

192-223

11000000-11011111

41
Q

CLASS D ADDRESS RANGE

A

224-239

11100000-11101111

42
Q

CLASS E ADDRESS RANGE

A

240-255

11110000-11111111

43
Q

DSCP

A

Differentiated Services Code Point is a packet header value that can be used to request (for example) high priority or best effort delivery for traffic

44
Q

CARP

A

Common Address Redundancy Protocol

45
Q

HSRP

A

Hot Stand-by Router Protocol

46
Q

LACP

A

Link Aggregation Control Protocol

47
Q

Tone Generator

A

Allows you to input a signal on one end of a cable and probe the other end of the cable for connectivity

Network+ (9 decks)

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