Creating an Inbound Port Deny Rule for Windows Firewall (Windows 2008)

Creating an Inbound Port Deny Rule

1. Launch Windows Firewall with Advanced Security by clicking on Start > Administrative Tools > Windows Firewall with Advanced Security.


2. Select Inbound Rules in the left pane and click New Rule under Inbound Rules in the Actions Pane


3. The New Inbound Rule Wizard will launch. Select Port and click Next.


4. This screen is to determine if this rule applies to TCP or UDP protocol and all ports or specific port(s). Select either TCP or UDP and then either select all ports or select "Specific local ports:" and fill in the port(s) separating them with a comma if necessary. Click next to continue.


5. Since this is for a block rule you will need to select Block. Click Next to continue.


6. On this screen you can select which profiles the rule applies to. Domain applies when the inbound connection is coming from a computer within the domain. Private applies when the inbound connection is coming from a source that has selected Private for it's profile. Public applies to all connections coming from a source whose profile is set to Public. You can select one, two or all three. Click Next to continue.


7. This is the screen were you will give the rule a name and any description you would like to specify. Click Finish to create the rule and go back to the main screen.


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