How to Flush DNS

Most of the OS & DNS clients shall automatically cache IP Addresses & other DNS results, this can be done to speed up subsequent requests to the same hostname.

Many times bad results will be cached & so that we need to cleared it from the cache, results we will communicate with host properly.

This facility is available in all OS, Please follow below steps to flush DNS.

 

Please consider following step-by-step guide to flush DNS:

// Click on Start button. Continue reading

How to open firewall ports on Windows Server 2008 R2

Step by step guide to open firewall ports on Windows Server 2008 R2 Enterprise edition, as below:

 

// To do so, Click on Start button, then click on Administrative Tools, then click on  Windows Firewall With Advanced Security as below:

How to open firewall ports on Windows Server 2008 R2 Enterprise - Windows Firewall With Advanced Security

How to open firewall ports on Windows Server 2008 R2 Enterprise – Windows Firewall With Advanced Security

 

// On Windows Firewall With Advanced Security wizard , click on Inbound Rules: ( on left panel )

How to open firewall ports on Windows Server 2008 R2 Enterprise - Windows Firewall With Advanced Security

How to open firewall ports on Windows Server 2008 R2 Enterprise – Windows Firewall With Advanced Security

 

// On Windows Firewall With Advanced Security wizard, Click on New Rule on your right panel as below:

How to open firewall ports on Windows Server 2008 R2 Enterprise - Inbound Rule

How to open firewall ports on Windows Server 2008 R2 Enterprise – Inbound Rule

 

// On New Inbound Rule Wizard, Select Port radio button and click Next:

How to open firewall ports on Windows Server 2008 R2 Enterprise - Rule Type

How to open firewall ports on Windows Server 2008 R2 Enterprise – Rule Type

 

// On New Inbound Rule Wizard, Select TCP/UDP & also mentioned your rule will apply to specific local ports OR All local ports & click Next:

How to open firewall ports on Windows Server 2008 R2 Enterprise - Protocol and Ports

How to open firewall ports on Windows Server 2008 R2 Enterprise – Protocol and Ports

 

// On New Inbound Rule Wizard, select your action & click Next:

How to open firewall ports on Windows Server 2008 R2 Enterprise - Action

How to open firewall ports on Windows Server 2008 R2 Enterprise – Action

 

// On New Inbound Rule Wizard, click Next:

How to open firewall ports on Windows Server 2008 R2 Enterprise - Profile

How to open firewall ports on Windows Server 2008 R2 Enterprise – Profile

 

// Provide Name & Description for the newly created rule & click Finish:

How to open firewall ports on Windows Server 2008 R2 Enterprise - Name

How to open firewall ports on Windows Server 2008 R2 Enterprise – Name

 

Rule added successfully and will be reflect in Windows Firewall With Advanced Security wizard.

 

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