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| 1 | +--- |
| 2 | +title: Configure backup for Azure Elastic storage area network using Azure portal (preview) |
| 3 | +description: Learn how to configure backup for Azure Elastic storage area network (SAN) (preview) using Azure portal. |
| 4 | +ms.topic: how-to |
| 5 | +ms.date: 05/21/2025 |
| 6 | +author: jyothisuri |
| 7 | +ms.author: jsuri |
| 8 | +--- |
| 9 | + |
| 10 | +# Configure backup for Azure Elastic SAN using Azure portal (preview) |
| 11 | + |
| 12 | +This article describes how to configure backup for Azure Elastic storage area network (SAN) (preview) using Azure portal. |
| 13 | + |
| 14 | +## Prerequisites |
| 15 | + |
| 16 | +Before you configure backup for Azure Elastic SAN, ensure the following prerequisites are met: |
| 17 | + |
| 18 | +- Check for an existing Azure Elastic SAN volume, or [create a new volume and instance](/azure/storage/elastic-san/elastic-san-create?tabs=azure-portal). |
| 19 | +- The Azure Elastic SAN volume must be in a [supported region](azure-elastic-storage-area-network-backup-support-matrix.md#supported-regions). |
| 20 | + |
| 21 | +For more information about the supported scenarios, limitations, and availability, see the [support matrix](azure-elastic-storage-area-network-backup-support-matrix.md). |
| 22 | + |
| 23 | +## Create a Backup vault |
| 24 | + |
| 25 | +To back up Azure Elastic SAN, ensure you have a Backup vault in the same subscription. You can use an existing vault, or [create a new one](create-manage-backup-vault.md#create-backup-vault). |
| 26 | + |
| 27 | +## Create a backup policy for Azure Elastic SAN (preview) |
| 28 | + |
| 29 | +A backup policy defines the schedule and frequency for backing up Azure Elastic SAN. You can either create a backup policy from the Backup vault or create it on the go during the backup configuration. |
| 30 | + |
| 31 | +To create a backup policy for Azure Elastic SAN from Azure Business Continuity Center, follow these steps: |
| 32 | + |
| 33 | +1. In the [Azure portal](https://portal.azure.com/), go to the **Azure Business Continuity Center** > **Protection policies**, and then select **+ Create Policy** > **Create Backup Policy**. |
| 34 | +1. On the **Create Backup Policy** pane, on the **Basics** tab, provide a name for the new policy under **Policy name**, and then select **Datasource type** as **Elastic SAN (Preview)**. |
| 35 | + |
| 36 | + :::image type="content" source="./media/azure-elastic-storage-area-network-backup-configure/create-policy.png" alt-text="Screenshot shows how to start creating a backup policy." lightbox="./media/azure-elastic-storage-area-network-backup-configure/create-policy.png"::: |
| 37 | + |
| 38 | +1. On the **Schedule + retention** tab, under the **Backup schedule** section, set the schedule for creating recovery points for backups. |
| 39 | + |
| 40 | + >[!Note] |
| 41 | + >Azure Backup currently supports **Daily** backup frequency only, which is selected by default. |
| 42 | +
|
| 43 | + :::image type="content" source="./media/azure-elastic-storage-area-network-backup-configure/set-backup-schedule.png" alt-text="Screenshot shows how to configure the backup schedule." lightbox="./media/azure-elastic-storage-area-network-backup-configure/set-backup-schedule.png"::: |
| 44 | + |
| 45 | +1. Under the **Retention rules** section, edit the default retention rule or add a new rule to specify the retention of recovery points. |
| 46 | + |
| 47 | + >[!Note] |
| 48 | + >- The default retention duration for the recovery points is **7 days**. |
| 49 | + >- Maximum of **450** recovery points are retained at any point in time across your retention rules. |
| 50 | +
|
| 51 | +1. Select **Review + create**. |
| 52 | +1. After the review succeeds, select **Create**. |
| 53 | + |
| 54 | + |
| 55 | +## Configure backup for the Azure Elastic SAN (preview) |
| 56 | + |
| 57 | +To configure backup for Azure Elastic SAN, follow these steps: |
| 58 | + |
| 59 | +1. In the [Azure portal](https://portal.azure.com/), go to the **Business Continuity Center**, and then select **+ Configure protection**. |
| 60 | +1. On the **Configure protection** pane, select **Resource managed by** as **Azure**, **Datasource type** as **Elastic SAN volumes (Preview)**, **Solution** as **Azure Backup**, and then select **Continue**. |
| 61 | + |
| 62 | + :::image type="content" source="./media/azure-elastic-storage-area-network-backup-configure/start-protection-configuration.png" alt-text="Screenshot shows how to start configuring backup." lightbox="./media/azure-elastic-storage-area-network-backup-configure/start-protection-configuration.png"::: |
| 63 | + |
| 64 | +1. On the **Configure Backup** pane, on the **Basics** tab, ensure that the **Datasource type** is selected as **Elastic SAN volumes (Preview)**. |
| 65 | +1. Under **Vault**, click **Select vault** to choose the Backup vault you created. |
| 66 | + |
| 67 | + If you don't have a Backup vault, [create a new one](#create-a-backup-vault). |
| 68 | + |
| 69 | + >[!Note] |
| 70 | + >A Backup vault uses a System Assigned Managed Identity to create and manage snapshots. |
| 71 | +
|
| 72 | +1. On the **Backup policy** tab, under **Backup policy**, select the policy you want to use for data retention, and then select **Next**. |
| 73 | + If you want to create a new backup policy, select **Create new**. Learn how to [create a backup policy](#create-a-backup-policy-for-azure-elastic-san-preview). |
| 74 | + |
| 75 | + >[!Note] |
| 76 | + >- The default retention duration for the recovery points is **7 days**. |
| 77 | + >- Maximum of **450** recovery points are retained at any point in time across your retention rules. |
| 78 | + |
| 79 | +1. On the **Datasources** tab, select**Add** to choose the Elastic SAN instance for backup. |
| 80 | + |
| 81 | + :::image type="content" source="./media/azure-elastic-storage-area-network-backup-configure/add-resource-for-backup.png" alt-text="Screenshot shows how to add resources for backup." lightbox="./media/azure-elastic-storage-area-network-backup-configure/add-resource-for-backup.png"::: |
| 82 | + |
| 83 | +1. On the **Select resources to backup** pane, select an Elastic SAN instance from the dropdown list, and then select **Add**. |
| 84 | + |
| 85 | + >[!Note] |
| 86 | + >Only instances that share the same subscription and region as the vault appear. |
| 87 | +
|
| 88 | + :::image type="content" source="./media/azure-elastic-storage-area-network-backup-configure/specify-backup-instance-name.png" alt-text="Screenshot shows how to select an instance for backup." lightbox="./media/azure-elastic-storage-area-network-backup-configure/specify-backup-instance-name.png"::: |
| 89 | + |
| 90 | +1. On the **Add backup instance** pane, filter by **Volume group**, select a volume from the list, and then select **Add**. |
| 91 | + |
| 92 | + >[!Note] |
| 93 | + >- You can select multiple volumes within a single backup request. |
| 94 | + >- A Backup Instance is a pair of one Elastic SAN volume and a backup policy. |
| 95 | + >- You can use the auto-filled backup instance name or customize it as needed. |
| 96 | + >- The Elastic SAN instance’s resource group is auto-assigned to the restore point (Managed Disk incremental snapshots). You can choose a different resource group to store snapshots. |
| 97 | +
|
| 98 | + After you add the backup instances, backup readiness validation starts on the **Configure Backup** pane, under **Datasources** tab. If the required roles are assigned, the validation succeeds with the **Success** message. |
| 99 | + |
| 100 | + Validation errors appear if the selected Backup vault's Managed-system Identity (MSI) doesn't have the **Elastic SAN Snapshot Exporter** and **Disk snapshot Contributor** roles assigned. |
| 101 | + |
| 102 | +1. To assign the required roles, on the **Configure Backup** pane, on the **Datasources** tab, select **Assign missing roles**. |
| 103 | + |
| 104 | + >[!Note] |
| 105 | + >If you don't have the **Role-Based Access Control Administrator** permissions, the **Assign Missing Roles** option is disabled. |
| 106 | +
|
| 107 | +1. On the **Grant missing permissions** pane, select the scope (resource, resource group, or subscription) at which the access permissions must be granted, and then select **Next**. |
| 108 | + |
| 109 | + After the process starts, the missing access permissions on the Elastic SAN are granted to the backup vault. |
| 110 | + |
| 111 | +1. When the role assignment is complete, on the **Configure Backup** pane, on the **Datasources** tab, select **Revalidate**. |
| 112 | + |
| 113 | + When the validation succeeds, the **Success** message appears. |
| 114 | + |
| 115 | +1. On the **Review + configure** tab, review the configuration details, and then select **Configure Backup**. |
| 116 | + |
| 117 | +You can [track the progress of the backup configuration](azure-elastic-storage-area-network-backup-manage.md#view-the-azure-elastic-san-backup-and-restore-jobs-preview) under **Backup instances**. When configured, Azure Backup runs backups as per the policy schedule to create recovery points. You can also [trigger an on-demand backup](azure-elastic-storage-area-network-backup-manage.md#run-an-on-demand-backup) to create the first full backup. |
| 118 | + |
| 119 | +## Next steps |
| 120 | + |
| 121 | +- [Restore Azure Elastic SAN using Azure portal (preview)](azure-elastic-storage-area-network-backup-restore.md). |
| 122 | +- [Manage Azure Elastic SAN using Azure portal (preview)](azure-elastic-storage-area-network-backup-manage.md). |
| 123 | + |
| 124 | + |
| 125 | + |
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