Troubleshoot your firewall in Windows Server Essentials
Applies To: Windows Server 2016 Essentials, Windows Server 2012 R2 Essentials, Windows Server 2012 Essentials
If you experience problems with remote access, run the Repair Anywhere Access Wizard.
To run the Repair Anywhere Access Wizard
Open the Dashboard.
Click Settings, click the Anywhere Access tab, and then click Repair.
Follow the instructions in the Repair Anywhere Access Wizard.
If you are using an 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 |
|---|---|
| 65500 | Certificate web service |
| 65510 and 65515 | Client computer deployment website |
| 65520 | Web service for Mac client computers |
| 65532 | Provider framework for server loopback communications |
| 6602 | Provider framework for communication between the server and client computers |