Firewall: What is a firewall?



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Task 5: What is the Remote Desktop Software used for?
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Task 6: In order to let someone connect to your machine, you will need to put a password on your login account.

Goto Control panel/ User accounts/ Select your account called ? .................................


Set the password of this account to ; itcarlow

Task 7: Now you can proceed.

In order to let users connect to your machine, you must first enable the Remote Desktop Connection.

How do you do this?
Ref: http://www.howtogeek.com/howto/windows-vista/turn-on-remote-desktop-in-windows-vista/
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Note: when you have enabled this, examine the firewall exception list again.

An extra exception has been checked. What is this exception ? ……………………………………………




Task 8: Next, you are going to attempt to connect to the Virtual machine of the student beside you using remote desktop.
To connect, you will require their IP address, Username (labuser) & Password (itcarlow).

Now run the RDS program by clicking

The Start button, then All Programs, then Accessories and then Remote Desktop Connection

OR

Windows key + r (to run a program) followed by mstsc.exe (and press enter).

What do you see when the connection is complete.


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Task 9: Remove the exception in your firewall that allows for the remote desktop connection to take place and ask for another student to connect to your computer using the Remote Desktop Software. What do you expect to happen?
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What Happened?
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An exception in your firewall allows network traffic access to your computer for the particular exception. Re-enable the exception for the Remote Desktop Connection on your computer and ask your class mate to remote desktop into your machine.

Does it work?
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Types of Traffic Blocked
Task 10: Adding an exception to the firewall is unblocking an incoming connection. Outgoing connections can also be blocked/unblocked.

Briefly describe the implications of Incoming & Outgoing connections.

Examine the link: http://www.mcmcse.com/microsoft/guides/70-680/configure_windows_firewall.shtml
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Press the start button in Windows 7, then key in firewall and press enter. (You are taken to advanced firewall settings).

Network Profiles
Task 11: There are 3 types of Network profile settings: Domain, Private and Public

What is the difference between them?


Domain Profile


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Private Profile

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Public Profile


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Task 12: You can block or allow incoming and outgoing connections to a network.

Change the setting to Block all Inbound connections on the Public network ONLY?


How did you do this?
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Firewall Log Files
Task 13: A log file can be kept for any communication through the firewall.

What is the name and location of this log file? ……………………………………………………


Is it created by default? ………………………
What 2 settings can be set on the firewall?
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Is there a maximum size for this file and what is it? …………………...............

Ref: http://technet.microsoft.com/en-us/library/cc947815(v=ws.10).aspx



Task 14: Set up your log file so that it logs if someone tries to connect to your computer and are successful. How did you do this?
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Test that this works by getting someone to connect to your computer. Then check if it is logged in the log file.

Try to read the log file in Notepad. Read this http://technet.microsoft.com/en-us/library/cc753781(v=ws.10).aspx to help interpret the log file.
Reset the log file settings to what they were before, when finished.


Customizing Incoming & Outgoing connections
This Youtube has info on this topic: http://www.youtube.com/watch?v=vlnBdgIVgNA

You have viewed this already so view it again, if required.


Task 15: How would you block a particular outgoing or incoming connection?
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Have a brief look at the Remote Assistance Inbound Rules for example:





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