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How can I troubleshoot my firewall?

Published: April 26, 2010

Updated: March 30, 2011

Applies To: Windows Small Business Server 2011 Essentials

Run the Remote Web Access Repair wizard.

To run the Remote Access Repair Wizard

  1. Open the Dashboard.

  2. Click General Settings, click the Remote Web Access tab, and then click Repair.

  3. Follow the instructions in the Remote Web Access Repair wizard.

If you are using a more advanced network setup or using a non-Microsoft firewall, you may need to open additional ports on the firewall. The ports in the following table are registered with Internet Assigned Numbers Authority (IANA).


Port number Description


Certificate web service

65510 and 65515

Client computer deployment website.


Web service for Mac® client computers.


Provider framework for server loopback communications.


Provider framework for communication between the server and client computers.

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