Merge pull request #122989 from azarboon/patch-87

Update troubleshoot-vm-connectivity.md

Author: Court72

articles/virtual-network/troubleshoot-vm-connectivity.md

@@ -23,6 +23,11 @@ This article helps administrators diagnose and resolve connectivity problems tha
 
 To resolve these problems, follow the steps in the following section.
 
+> [!NOTE]  
+> You can use the following:
+> * `netstat -an` to list the ports that the VM is listening to
+> * Test-NetConnection module in PowerShell to display diagnostic information for a connection such as ping test and tcp test
+> 
 ## Resolution
 
 ### Azure VM cannot connect to another Azure VM in same virtual network