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Co-authored-by: Batami Gold <[email protected]>
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articles/defender-for-iot/organizations/how-to-investigate-sensor-detections-in-a-device-inventory.md

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- [Control what traffic is monitored](how-to-control-what-traffic-is-monitored.md)
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- [Detect Windows workstations and servers with a local script](detect-windows-endpoints-script.md)
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- [Devices retention periods](references-data-retention.md#device-data-retention-periods)
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- [Device data retention periods](references-data-retention.md#device-data-retention-periods)

articles/defender-for-iot/organizations/how-to-manage-device-inventory-for-organizations.md

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- [Control what traffic is monitored](how-to-control-what-traffic-is-monitored.md)
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- [Detect Windows workstations and servers with a local script](detect-windows-endpoints-script.md)
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- [Devices retention periods](references-data-retention.md#device-data-retention-periods).
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- [Device data retention periods](references-data-retention.md#device-data-retention-periods).

articles/defender-for-iot/organizations/references-data-retention.md

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| **Azure portal** | 90 days from the date of the **Last activity** value. <br><br> For more information, see [Manage your device inventory from the Azure portal](how-to-manage-device-inventory-for-organizations.md). |
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| **OT network sensor** | The retention of device inventory data isn't limited by time. <br><br> For more information, see [Manage your OT device inventory from a sensor console](how-to-investigate-sensor-detections-in-a-device-inventory.md). |
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| **On-promises management console** | The retention of device inventory data isn't limited by time. <br><br> For more information, see [Manage your OT device inventory from an on-premises management console](how-to-investigate-all-enterprise-sensor-detections-in-a-device-inventory.md). |
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| **On-premises management console** | The retention of device inventory data isn't limited by time. <br><br> For more information, see [Manage your OT device inventory from an on-premises management console](how-to-investigate-all-enterprise-sensor-detections-in-a-device-inventory.md). |
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## Alert data retention
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| Storage type | Details |
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| **Azure portal** | PCAP files are available for download from the Azure portal for as long as the OT network sensor stores them. <br><br> Once downloaded, the files are cached on the Azure portal for 48 hours. <br><br> For more information, see [Access alert PCAP data](how-to-manage-cloud-alerts.md#access-alert-pcap-data). |
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| **OT network sensor** | Dependent on [the sensor's storage capacity](#sensor-storage-capacity-by-hardware-profile). <br><br> If a sensor exceeds its maximum storage capacity, the oldest PCAP file is deleted to accommodate the new one. <br><br> For more information, see [Access alert PCAP data](how-to-view-alerts.md#access-alert-pcap-data). |
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| **On-promises management console** | PCAP files aren't stored on the on-premises management console and are only accessed from the on-premises management console via a direct link to the OT sensor. |
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| **OT network sensor** | Dependent on the sensor's storage capacity allocated for PCAP files, which is determined by its [hardware profile](ot-appliance-sizing.md): <br><br>- **C5600**: 130 GB <br>- **E1800**: 130 GB <br>- **E1000** : 78 GB<br>- **E500**: 78 GB <br>- **L500**: 7 GB <br>- **L100**: 2.5 GB<br>-**L60**: 2.5 GB <br><br> If a sensor exceeds its maximum storage capacity, the oldest PCAP file is deleted to accommodate the new one. <br><br> For more information, see [Access alert PCAP data](how-to-view-alerts.md#access-alert-pcap-data). |
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| **On-premises management console** | PCAP files aren't stored on the on-premises management console and are only accessed from the on-premises management console via a direct link to the OT sensor. |
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The utilization of available PCAP storage space depends on factors such as the number of alerts, the type of the alert, and the network bandwidth, all of which affect the size of the PCAP file.
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The usage of available PCAP storage space depends on factors such as the number of alerts, the type of the alert, and the network bandwidth, all of which affect the size of the PCAP file.
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> [!TIP]
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> To avoid being dependent on the sensor's storage capacity, use external storage to back up your PCAP data.

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