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 →

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:

 

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

 

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

 

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

 

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

 

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

 

// On New Inbound Rule Wizard, click Next:

 

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

 

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

 

Are you experiencing “time-out” error messages with certain websites? Find solution.
OR
Is your browser loaded with negative cache entries? Find solution.

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Note: Please don’t hesitate to revert in case of any query OR feedback.

Thanking you.

Have a easy life ahead.