Local Area Networking (14)

Question 1

What numbers can IP addresses not end in

Answer 1

0 or 255

Question 2

why can’t an IP address end with a 0?

Answer 2

because a .0 at the end identifies a LAN adress

Question 3

What is a subnet mask?

Answer 3

a 32 bit address that segregates an IP address into network bits that identify the network and host bits that identify the host device operating on that network.

Question 4

What 3 things do you need for your computer to be on the internet?

Answer 4

1. An IP address
2. Subnet Mask
3. Give it a default gateway

Question 5

What is the purpose of a subnet mask?

Answer 5

to let your computer know whether it’s trying to communicate within its network or outside of it, and if you’re trying to communicate outside of it, to send it to the Gateway

Question 6

What do IP adresses have / what are they composed of?

Answer 6

four octets between 0-255

Question 7

Subnet masks are only used for what?

Answer 7

IPv4 IP addresses only use this

Question 8

Where do you input IP adresses, subnet masks, and Gateways in a computer?

Answer 8

Network and Sharing Center

Question 9

Where in Network and Sharing will you find the input locations?

Answer 9

network and adapter settings

Question 10

Class C subnet masks are what?

Answer 10

255.255.255.0

Question 11

What is the default gateway?

Answer 11

Your router

Question 12

What is it called when you manually input the IP address?

Answer 12

Static IP

Question 13

NAT (Acronym)

Answer 13

Network Address Translation

Question 14

How does NAT save IP addresses?

Answer 14

With NAT,internal networks use private IP address and share a public adrress.

Question 15

DHCP (Acronym)

Answer 15

Dynamic Host Configuration Protocol

Question 16

How are Dynamic IP adresses issued?

Answer 16

DCHP

Question 17

How would you get more detailed IP info besides the network and adapter settings?

Answer 17

open up the command prompt and enter: ipconfig /all

Question 18

APIPA (Acronym)

Answer 18

Automatic Private IP Addressing

Question 19

What is APIPA

Answer 19

the fallback settings in case your computer cannot find the default DHCP server

Question 20

What kind of address will APIPA always default give you?

Answer 20

169.256.X.X is what kind of default setting?

Question 21

What class of IP address does APIPA automatically give you by default?

Answer 21

Class B

Question 22

ipconfig

Answer 22

when you’re having problems with the DHCP Server

Question 23

ipconfig /release

Answer 23

disconnect you from DHCP server

Question 24

ipconfig /renew

Answer 24

reconnect you to a DHCP server

Question 25

whats the fastest way to reconnect / fix DHCP issues?

Answer 25

right click your connection and hit troubleshoot

Question 26

netstat

Answer 26

(Command) shows all the statistics for all the different types of connections on your particular system

Question 27

netstat -n

Answer 27

gets rid of all the words and just shows the raw numbers for netstat (switch) and makes it easier to read

Question 28

What does port 445 do in Windows?

Answer 28

shares folders

Question 29

netstat -a

Answer 29

shows everything with netstat including ports (Switch)

Question 30

Port 80

Answer 30

webservers; can be graphics card etc.

Question 31

TCPView

Answer 31

a tool that functions pretty much like netstat and can be downloaded and uses a GUI

Question 32

DNS

Answer 32

Domain Name System

Question 33

FQDN

Answer 33

Fully Qualified Domain Name

Question 34

What does a DNS do?

Answer 34

it takes a FQDN and meters out what IP address is associated with that domain name account.

Question 35

ipconfig /all

Answer 35

how you can see your DNS server information

Question 36

how do you statically configure your DNS (6 Steps)

Answer 36

1. Network and sharing center 2. change adapter settings 3. select what you’re interested in 4. properties 5. ipv4 6. use the following DNS server addresses

Question 37

How to troubleshoot DNS connection issues

Answer 37

1. manually configure DNS 2. Use googles

Question 38

what are two google DNS servers

Answer 38

1. 8.8.8.8 2. 8.8.4.4

Question 39

nslookup

Answer 39

Command. one of the best DNS tools, but most DNS servers have locked down against nslookup except basic info. but it does allow you to verify authenticity and status

Question 40

what is an a record

Answer 40

allows you to track ipv4 adress system names

Question 41

mc Records

Answer 41

used by mail servers

Question 42

Cname

Answer 42

Canonical Name

Question 43

Every windows system is a member of a what or a what

Answer 43

workgroup or active directory domain

Question 44

What is the difference between a workgroup and a domain (Windows)

Answer 44

workgroup is a basic organization essentially used to organize and has no security, Domains must be connected to a windows server system.

Question 45

Benefits to Active Directory Domain

Answer 45

incredible security central administration from one computer

Question 46

how is an active directory set up?

Answer 46

on a specialized windows server with proprietary software

Question 47

NetBIOS / NetBEUI

Answer 47

Original metholodology for sharing stuff with mircrosoft.

Question 48

NetBios

Answer 48

original naming system for microsoft computers

Question 49

NetBEUI

Answer 49

Did the original communication creating connections between connections. (Microsoft computers)

Question 50

NETBT

Answer 50

NetBIOS over TCP/IP

Question 51

CIFS

Answer 51

Common internet file system (outdated

Question 52

SMB

Answer 52

Server Message Block

Question 53

Samba

Answer 53

Linux and macOS SMB protocol

Question 54

whoami

Answer 54

command to let you know who you’re logged in as

Question 55

What will make all windows computers on a single LAN automatically see each other?

Answer 55

if they’re in the same workgroup.

Question 56

what must be true to access shared folders on a remote system?

Answer 56

you must have an account on a remote system

Question 57

what 2 things does an active directory require?

Answer 57

1. Domain Controller ( dedicated server ) 2. Windows Server Software