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CompTIA A+ > Local Area Networking > Flashcards

Local Area Networking Flashcards

1
Q

LAN

Give Computer IP address

Give it a subnet mask

Give it a default gateway

A

To get onto the internet

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2
Q

LAN

Formed basis for the internet

A

ARPANET

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3
Q

LAN

Adopted as protocol for ARPANET - the internet

A

TCP/IP

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4
Q

LAN

Four octet addresses separated by dots. 0-255

A

IP Addresses

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5
Q

LAN

Address scheme for locations and sublocations

A

Classful

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6
Q

LAN

On windows

A

Network and Sharing Center

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7
Q

LAN

Class A

1 Octopus

A

6.0.0.0

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8
Q

LAN

Class B

2 Octopi

A

11.12.0.0

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9
Q

LAN

Class C

TiTDaNTiMS

A

11.12.13.0

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10
Q

LAN

Use for setting up network information on windows

A

Network and Sharing Center

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11
Q

LAN

Set IP address, subnet mask and gate way in Network and Sharing Center -

A

Ethernet Properties

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12
Q

LAN

A manual setting in Network and Sharing Center - Ethernet Properties is

A

Static IP address

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13
Q

LAN

1.0.0.0 - 126.0.0.0

A

Class A

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14
Q

LAN

128.x.0.0 - 191.x.0.0

09

A

Class B

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15
Q

LAN

192.x.x.0 - 223.x.x.0

Charlie

A

Class C

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16
Q

LAN

224.X.X.X

A

Class D

Multicast

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17
Q

LAN

240.X.X.X

A

Class E

Reserved

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18
Q

LAN

PRIVATE IP - Class A

A

10.X.X.X

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19
Q

LAN

PRIVATE IP - Class B

ToKeN - DiSH - ToKeN - MuD

A

172.16 - 172.31

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20
Q

LAN

PRIVATE IP - Class C

A

192.168.X.X

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21
Q

LAN

Loopback

A

127.0.0.1

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22
Q

LAN

Saves IP addresses

A

Network Address Translation

NAT

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23
Q

LAN

With NAT, internal networks use private IP addresses

A

Share a public address

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24
Q

LAN

NAT-enabled by default

A

Gateway routers

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25
Q

LAN

Networks that use NAT are

A

Invisible to the public Internet

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26
Q

LAN

169.254.X.X

BRAVO

A

APIPA - Class B

This indicates a DHCP problem

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27
Q

LAN

Automatically assigns IP information to hosts

A

Dynamic Host Configuration Protocol (DHCP)

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28
Q

LAN

DHCP servers for internet LANs

A

Gateway routers

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29
Q

LAN

If a DHCP client can not find a DHCP server it will use an

A

APIPA address

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30
Q

LAN

Use this command to force a new connection to the DHCP server

A

ipconfig/renew

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31
Q

LAN

4 Billion Addresses

A

IPv4

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32
Q

LAN

IPv6 - Egress Only

A

8 groups separated by 7 colons

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33
Q

LAN

Nomenclature for IPv6 in writing

A

Drop leading zeros and 1s

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34
Q

LAN

Use 128-bit addressing scheme

A

IPv6 addresses

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35
Q

LAN

IPv6 addresses use

A

Hexadecimal Notation

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36
Q

LAN

IPv6 addresses used for local connections

A

Link-local

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37
Q

LAN

IPv6 addresses used to connect to the internet

A

Global unicast

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38
Q

LAN

Port 21

919

A

FTP

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39
Q

LAN

Port 23

NashMyTalent

A

SSH / TELNET

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40
Q

LAN

Port 25

A

SMTP

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41
Q

LAN

Port 53

A

DNS

42
Q

LAN

Port 80

ChTiTaP

A

HTTP

43
Q

LAN

Port 110

909M

A

POP3

44
Q

LAN

Ports. 161/162

SinMap

A

SNMP

45
Q

LAN

Port 143

i3a9

A

IMAP

46
Q

LAN

Port 443

A

HTTPS

Encrypted Web Page

47
Q

LAN

Port 3389

Mumviperdip

A

RDP

48
Q

LAN

Ports 137 - 139

NETB T / Ios

A

NETBIOS/NETBT

49
Q

LAN

Port 445

A

SMB/CIFS

50
Q

LAN

Port 427

RiNK SLaP

A

SLP

51
Q

LAN

Port 548

a 8 9

A

AFP

52
Q

LAN

Ports 67/68

DuchessPrincess

A

DHCP

53
Q

LAN

Port 389

MVF

MUDFLAP

A

LDAP

54
Q

LAN

While IP addresses get you to the right computer, Port numbers get you to the correct

A

Application

55
Q

LAN

Ports have a source

A

and destination

56
Q

LAN

On windows this application shows connections on the system

A

Resource Monitor

57
Q

LAN

Connection oriented and sends multiple packets

A

Transmission Control Protocol (TCP)

58
Q

LAN

Connectionless and also sends multiple packets

A

User Datagram Protocol (UDP)

59
Q

LAN

Connectionless and always sends a single packet

A

Internet Control Message Protocol (ICMP)

An example is the PING command

60
Q

LAN

Packets are organized by

A

Protocol Data Units

PDUs

61
Q

LAN

Resolves full-qualified domain names (FQDN)

A

Domain Name Server

DNS

62
Q

LAN

DNS replaced these type of files

A

Host files

63
Q

LAN

DNS uses hierarchical organization to resolve

A

FQDNs to IP addresses

64
Q

LAN

DNS servers are a part of

A

All Internet-connected hosts.

65
Q

LAN

Use the following command line tool to see all of the system’s DNS servers

A

ipconfig /all

66
Q

LAN

You can statically configure DNS and

A

still use DHCP for IP addressing

67
Q

LAN

If your DNS is down there is an

A

Alternate PUBLIC DNS server that you can use

68
Q

LAN

Command line tool to verify if DNS server is running

A

nslookup

69
Q

LAN

Designed for LANs

A

Windows Naming

70
Q

LAN

You give a computer a Windows name

A

When you install Windows

71
Q

LAN

All Windows systems will be a member of a

A

domain
–or–
workgroup

72
Q

LAN

More secure and automated - organizational workgroup

A

Homegroup

73
Q

LAN

Filter and forward traffic based on IP addresses

A

Routers

74
Q

LAN

Determines where to filter or forward IP packets

A

Routing Table

75
Q

LAN

Routing tables have a default one that sends all data unless otherwise specified

A

Gateway

76
Q

LAN

A router that is far more than just a router

A

SOHO

77
Q

LAN

Web connections and console ports

A

Different connections that routers use.

78
Q

LAN

Configure both of these connections on your router

A

WAN
–and–
LAN

79
Q

LAN

Avoid this for basic configurations

A

Default Settings

IP, SSID, password, etc

80
Q

LAN

DO not make this too large

A

DHCP pool

81
Q

LAN

Set aside IP addresses in the DHCP pool

A

DHCP reservations

82
Q

LAN

Gives control on network bandwidth with many different criteria

A

Quality of Service (QoS)

83
Q

LAN

Link Lay Discovery Protocol (LLDP)
–and–
Universal Plug and Play (uPnP)

A

Help with network device identification

84
Q

LAN

Enables querying of network devices

A

Simple Network Management Protocol (SNMP)

85
Q

LAN

Enable network segmentation without adding hardware

A

VLANs

86
Q

LAN

How to configure VLAN-capable switches

A

via IP address and Web browser

87
Q

LAN

For managing VLANs use

WAYUPANDHIGH

A

Firmware interface

88
Q

LAN

Firmware interface also enables features such as

A

Port Security

89
Q

LAN

No Connectivity

A

Are you physically connected.

IP address - conflicts for non DHCP clients

90
Q

LAN

Limited Connectivity

A

DHCP

APPIPA - if problem with DHCP

91
Q

LAN

Intermittent Connectivity

A

Interference problems

92
Q

LAN

Unavailable resources

A

Try ping

93
Q

LAN

Slow Transfer speeds

A

Look at task manager.

Take out processes that are not needed or are hogging,.

94
Q

LAN

Can create network problems

A

External interfaces

95
Q

LAN - Quiz

A class A IP has how many locked octets

A

One

96
Q

LAN - Quiz

What does 255 mean in a subnet mask

A

Every octet masked with 255 is part of the network address

97
Q

LAN - Quiz

Have a public IP address on their WAN interface and a private IP address on their LAN interface.

A

NAT routers

98
Q

LAN - Quiz

How many bits are in an IPv6 address

DoNoW

A

128 bits

99
Q

LAN - Quiz

Uses port 445

SuMBrero

A

SMB

100
Q

LAN - Quiz

Uses port 443

TiTPuSy

A

HTTPS

101
Q

LAN - Quiz

Uses port 143

i3D9

A

IMAP

102
Q

LAN - Quiz

Uses port 427

Slip on RoaDKill

A

SLP

CompTIA A+ (26 decks)

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