How would you troubleshoot SQL Server if it is not connecting from client machine?

How do I troubleshoot SQL Server connection issues?

Tools and methods that help you troubleshoot connectivity issues1Configure firewalls to work with SQL Server. ... 2Test connections to SQL Server by using Universal Data Link (UDL) files. ... 3Use PortqryUI tool with SQL Server. ... 4Check whether SQL Server is listening on dynamic or static ports.Troubleshoot connectivity issues in SQL Server - Microsoft Docs

What to Do If SQL Server is not responding?

You can kill SQL Server with "KILL sqlservr.exe". The KILL command is in the NT resource kit. It can then be started with NET START MSSQLSERVER. ONLY do this if SQL Server does not respond to a normal shutdown or NET STOP MSSQLSERVER command.

How do I connect to SQL Server client?

To connect to the Database Engine from another computer1On a second computer that contains the SQL Server client tools, log in with an account authorized to connect to SQL Server, and open Management Studio.2In the Connect to Server dialog box, confirm Database Engine in the Server type box.Lesson 2: Connecting from Another Computer - SQL Server

What is troubleshooting in SQL Server?

In this article Welcome to SQL Server troubleshooting. These articles explain how to determine, diagnose, and fix issues that you might encounter when you use SQL Server.