Merge pull request #217322 from Shereen-Bhar/patch-1

Add important note

Author: prmerger-automator[bot]

articles/defender-for-iot/organizations/how-to-install-software.md

@@ -71,7 +71,11 @@ This procedure describes how to install OT sensor software on a physical or virt
 
 1. In the `Select monitor interfaces` screen, select the interfaces you want to monitor.
 
-    By default, eno1 is reserved for the management interface. and we recommend that you leave this option unselected.
+    > [!IMPORTANT] 
+    > Make sure that you select only interfaces that are connected. 
+    > If you select interfaces that are enabled but not connected, the sensor will show a *No traffic monitored* health notification in the Azure portal. If you connect more traffic sources after installation and want to monitor them with Defender for IoT, you can add them via the CLI.    
+
+    By default, eno1 is reserved for the management interface and we recommend that you leave this option unselected.
 
     For example: