Microsoft Defender for IoT
GeneralConfigure active monitoring for OT networks - Microsoft Defender for IoT
In brief
The article updates its metadata and rewords the prerequisite requiring the sensor’s management-port IP address to reach the OT network before active monitoring is configured.
What Defender admins need to know
Use the clarified network prerequisite when planning or reviewing active-monitoring setup.
Summaries are generated from the documentation change itself.
Documentation change
View on Microsoft LearnThe comparison below shows only the changed extract. Use the full-page view for complete context.
Configure active monitoring for OT networks
Configure network access
Before you can configure active monitoring, you must also configureset up your network to allow the sensor's management port IP address access to reach the OT network where your devices reside.are.
For example, the following image highlights in grey the extra network access you must configure from the management interface to the OT network.
@@ -1,8 +1,10 @@ --- title: Configure active monitoring for OT networks - Microsoft Defender for IoT description: Describes the available methods for configuring active monitoring on your OT network with Microsoft Defender for IoT.-ms.date: 06/02/2022+ms.date: 07/03/2026 ms.topic: how-to+ai-usage: ai-assisted+ms.custom: msecd-doc-authoring-1016 --- # Configure active monitoring for OT networks@@ -34,7 +36,7 @@ When planning active monitoring: ## Configure network access -Before you can configure active monitoring, you must also configure your network to allow the sensor's management port IP address access to the OT network where your devices reside.+Before you configure active monitoring, you must also set up your network to allow the sensor's management port IP address to reach the OT network where your devices are. For example, the following image highlights in grey the extra network access you must configure from the management interface to the OT network.