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Copy file name to clipboardExpand all lines: articles/defender-for-iot/organizations/how-to-manage-sensors-on-the-cloud.md
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@@ -99,7 +99,7 @@ You may need to reactivate an OT sensor because you want to:
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-**Associate the sensor to a new site**: Re-register the sensor with new site definitions and use the new activation file to activate.
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-**Change your plan commitment**: If you make changes to your plan, for example if you change your price plan from a trial to a monthly commitment, you'll need to reactivate your sensors to reflect the new changes.
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-**Change your plan commitment**: If you make changes to your plan, such as changing your price plan from a trial to a monthly commitment, you'll need to reactivate your sensors to reflect the new changes.
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In such cases, do the following steps:
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1. From Defender for IoT in the Azure portal, select **Sites and sensors** and then check the overall health score in the widget above the grid. For example:
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:::image type="content" source="media/how-to-manage-sensors-on-the-cloud/sensor-widgets.png" alt-text="Screenshot showing the sensor health widgets." lightbox="media/how-to-manage-sensors-on-the-cloud/sensor-widgets.png":::
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:::image type="content" source="media/how-to-manage-sensors-on-the-cloud/sensor-health-widgets.png" alt-text="Screenshot showing the sensor health widgets." lightbox="media/how-to-manage-sensors-on-the-cloud/sensor-health-widgets.png":::
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-**Unhealthy**indicates one of the following scenarios:
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**Unsupported**means that the sensor has a software version installed that is no longer supported.
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- Sensor traffic to Azure isn't stable
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- Sensor fails regular sanity tests
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- No traffic detected by the sensor
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- Sensor software version is no longer supported
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- A [remote sensor upgrade from the Azure portal](update-ot-software.md#update-your-sensors) fails
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**Unhealthy** indicates one of the following scenarios:
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For more information, see our [Sensor health message reference](sensor-health-messages.md).
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- Sensor traffic to Azure isn't stable
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- Sensor fails regular sanity tests
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- No traffic detected by the sensor
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- Sensor software version is no longer supported
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- A [remote sensor upgrade from the Azure portal](update-ot-software.md#update-your-sensors) fails
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-**Updatable** means that the sensor has an older version, and there are software updates available to install
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-**Unsupported** means that the sensor has a software version install that is no longer supported.
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For more information, see our [Sensor health message reference](sensor-health-messages.md).
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1. To check on specific sensor issues, filter the grid by sensor health, and select one or more issues to verify. For example:
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:::image type="content" source="media/how-to-manage-sensors-on-the-cloud/sensor-health-filter.png" alt-text="Screenshot of the sensor health filter." lightbox="media/how-to-manage-sensors-on-the-cloud/sensor-health-filter.png":::
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:::image type="content" source="media/how-to-manage-sensors-on-the-cloud/sensor-health-filters.png" alt-text="Screenshot of the sensor health filter." lightbox="media/how-to-manage-sensors-on-the-cloud/sensor-health-filters.png":::
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1. Expand the filtered sites and sensors now displayed in the grid, and use the **Sensor health** column to learn more at a high level.
Copy file name to clipboardExpand all lines: articles/defender-for-iot/organizations/sensor-health-messages.md
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## Critical messages
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|Title |Message |Description |Recommendation |
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|---------|---------|---------|---------|
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|**Disconnected**| This sensor is not communicating with Azure | Sensor is disconnected | Try signing into the sensor to check for errors or networking failures. <br><br>We also recommend reviewing the sensor networking configuration and verifying the sensor’s ability to communicate with Azure. |
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|**Sanity failed**| This sensor failed an internal consistency check | Sensor fails sanity | The sensor is in a degraded state. <br><br>Check the sensor for hardware failures and try restarting the sensor. If the issue isn't resolved, open a support ticket. |
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|**Disconnected**| This sensor isn't communicating with Azure | Sensor is disconnected | Try signing into the sensor to check for errors or networking failures. <br><br>We also recommend reviewing the sensor networking configuration and verifying the sensor’s ability to communicate with Azure. |
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|**Sanity failed**| This sensor failed an internal consistency check | Sensor fails sanity | The sensor is in a degraded state. <br><br>Check the sensor for hardware failures and try restarting the sensor. If the issue isn't resolved, open a support ticket. |
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|**No traffic detected**| No traffic detected on the monitored network interfaces | No traffic detected | Check that the monitoring ports are connected to SPAN/monitor ports on the adjacent switch and that traffic is active on the link. At least one link with network traffic should be connected to the monitor ports. |
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## Warning messages
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|Title |Message |Description |Recommendation |
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|---------|---------|---------|---------|
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|**Package upload failed**|There was an error uploading the file to the sensor |Upload error |Verify the sensor’s ability to communicate with download.microsoft.com and retry. <br><br>If the problem persists, open a support ticket.|
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|**Package upload failed**|There was an error uploading the file to the sensor |Upload error |Verify the sensor’s ability to communicate with download.microsoft.com and retry. <br><br>If the problem persists, open a support ticket.|
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|**Sensor update failed**| There was an error installing the update.| Installation error |Open a support ticket. |
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|**Unstable traffic to Azure**|Sensor’s connection to Azure is unstable |Unstable traffic to Azure | We recommend that you check the sensor WAN connection, the BW limit settings, and validate network equipment that might be on the route between the sensor and the cloud.|
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|**Outdated**|Outdated software may result in a non-optimal experience |Sensor version is outdated |Upgrade your sensor software to the latest version to use the most recently available Defender for IoT features.|
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|Title |Message |Description |Recommendation |
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|---------|---------|---------|---------|
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|**Pending activation**|Waiting for sensor to connect for the first time |Pending activation | Upload the activation file to the sensor. If this does not resolve the problem, verify the sensor’s ability to communicate with Azure.|
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|**Pending reactivation**|Waiting for reactivation with new license |Pending reactivation |Upload the new activation file to the sensor. If this does not resolve the problem, verify the sensor’s ability to communicate with Azure. |
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|**Updatable**|A new version is available |Update available | Upgrade your sensor software to the latest version to use the most recently available Defender for IoT features.|
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|**Pending activation**|Waiting for sensor to connect for the first time |Pending activation | Upload the activation file to the sensor. If this doesn't resolve the problem, verify the sensor’s ability to communicate with Azure.|
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|**Pending reactivation**|Waiting for reactivation with new license |Pending reactivation |Upload the new activation file to the sensor. If this doesn't resolve the problem, verify the sensor’s ability to communicate with Azure. |
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