How do I check if firewall is blocking SQL Server port 1433?

How do I know if port 1433 is blocked?

On the local machine, click the Start button and enter “CMD” in the search programs and files field. If the port 1433 is closed, an error will be returned immediately. If the port 1433 is open, you will be able to connect to the MS-SQL server.

How do I allow port 1433 on my firewall?

Following the steps below will enable port 1433 in your windows firewall.1Click Start.2Click Run.3Type Firewall.cpl and then Click OK.4Click the Exceptions Tab.5Click Add Port.6In the Port Number, type 1433.7Click the TCP button.8Type a name in the name box and then Click OK.

How do I check SQL Server firewall settings?

This method will target the specific ports SQL Server uses for communication.1Open Windows Control Panel and select System and Security.2From the System and Security window, click Windows Defender Firewall.3From the Windows Defender Firewall window, click Advanced Settings.4Add the port SQL uses for TCP.

How do I know if my firewall is blocking a specific port?

Check for Blocked Port using the Command Prompt1Type cmd in the search bar.2Right-click on the Command Prompt and select Run as Administrator.3In the command prompt, type the following command and hit enter. netsh firewall show state.4This will display all the blocked and active port configured in the firewall.