I am using SQL Server 2008 Enterprise. I want to see any active SQL Server connections, and the related information of all the connections, like from which IP address, conne
Click the "activity monitor" icon in the toolbar.
From Thorsten's comment:
In SQL Server Management Studio, right click on Server, choose "Activity Monitor" from context menu -or- use keyboard shortcut Ctrl + Alt + A.
Reference: Microsoft Docs - Open Activity Monitor in SQL Server Management Studio (SSMS)