Section 16 Book ch. 19 Local Area Networking

Question 1

What command on the command line allows you to see what ports are being used/listening?

Answer 1

Netstat

Question 2

What does the whoami command do?

Answer 2

Prints out the current user

Question 3

What is the common way windows file and folder sharing is handled over TCP/IP?

Answer 3

Server Message Blocks

Question 4

What must be true if all windows computers on a single LAN can automatically see each other?

Answer 4

They are apart of the same workgroup

Question 5

What you must you have on a remote system to access shared folders?

Answer 5

An account

Question 6

Does the domain admin have the power to add any computer to the domain?

Answer 6

Yes

Question 7

What is (SMB) Server Message Blocks?

Answer 7

Windows method for network connectivity

Question 8

What is SAMBA?

Answer 8

A way for Linux/MACs to communicate with Windows networks

Question 9

What does it mean to firewall?

Answer 9

To block traffic based on what ever type of criteria

Question 10

Where should you put a firewall?

Answer 10

At the edge of your network

Question 11

What is access control list?

Answer 11

Defines what people can and cannot do in terms of their access

Question 12

What is principle of least privileages

Answer 12

Only give people enough access to do what they need to do?

Question 13

What are blacklist?

Answer 13

Defining ipaddresses as bad or good, blocking traffic based off of ip address

Question 14

What is a whitelist?

Answer 14

defining ipaddresses that traffic can only go to

Question 15

What is a stateless firewall?

Answer 15

Simple firewall that blocks traffic regardless of criteria

Question 16

What is a stateful firewall?

Answer 16

Will block traffic based on the state of traffic

Ex. if someone request a website fifty times a second

Question 17

What is a access policy?

Answer 17

One setting that defines how traffic, ipaddress and etc are dictated to go through the network

Question 18

What is (DMZ) Demilitaried zone?

Answer 18

Defiing the only ipaddress where all traffic from the internet must go to to access your network

Question 19

What is a Edge/Network firewall?

Answer 19

A firewall at the router

Question 20

What is a host firewall?

Answer 20

A firewall that sits on the individual computer

Question 21

What is network discovery?

Answer 21

Query systems, other computers

Question 22

What is a firewall exception?

Answer 22

Allowing system programs to reach out of your network to the internet

Question 23

What is port forwarding?

Answer 23

The nat router will give access on some port numbers over the internet

Question 24

What doe the net command do?

Answer 24

Shows all of the computers on your network and group

Question 25

What criteria do stateless firewalls block on

Answer 25

port number, time of day , url

Question 26

What criteria do stateful firewalls block on

Answer 26

actions taking place in the moment like too many pings within a certain time limit

Question 27

What does the firewall access control list do?

Answer 27

defines what may or may not filter or forward