Managing VDU snapshots

To display the table of VDU snapshots, click the virtual network function in the topology of the deployed network service, select the VDU management tab, and click Management → Snapshot next to the VDU.

Information about VDU snapshots is displayed in the following columns of the table:

• Name is the name of the VDU snapshot.
• Created at is the date and time when the VDU snapshot was created.
• Size is the size of the VDU snapshot.
• Description is a brief description of the VDU snapshot.
• Management contains actions that can be performed on the VDU snapshot.

Creating a VDU snapshot

We do not recommend storing snapshots for a long time because their existence reduces the performance of the VDU.

To take a VDU snapshot:

1. On the self-service portal, go to the Catalog menu section.

   The network service management page is displayed.

2. In the Network services pane, click the deployed network service to whose topology the virtual network function has been added.

   The topology is displayed.

3. Click the virtual network function that includes the VDU.

   The settings area is displayed in the lower part of the page. You can expand the settings area to fill the entire page by clicking the expand icon . By default, the Flavours tab is selected, which displays flavours.

4. Select the VDU management tab.

   A table of VDUs is displayed.

5. Click Power → Snapshot next to the VDU for which you want to create a snapshot.

   This opens a window with the table of VDU snapshots.

6. In the Name field, enter a name for the VDU snapshot.
7. In the Description field, enter a brief description of the VDU snapshot.
8. Click Create.

A snapshot of the VDU is created and displayed in the table.

Restoring VDU settings using a snapshot

To restoring VDU settings using a snapshot:

1. On the self-service portal, go to the Catalog menu section.

   The network service management page is displayed.

2. In the Network services pane, click the deployed network service to whose topology the virtual network function has been added.

   The topology is displayed.

3. Click the virtual network function that includes the VDU.

   The settings area is displayed in the lower part of the page. You can expand the settings area to fill the entire page by clicking the expand icon . By default, the Flavours tab is selected, which displays flavours.

4. Select the VDU management tab.

   A table of VDUs is displayed.

5. Click Power → Snapshot next to the VDU whose settings you want to restore using the snapshot.

   This opens a window with the table of VDU snapshots.

6. Click Management → Revert next to the snapshot which you want to use to restore the VDU settings.
7. In the confirmation window, click Revert.

The VDU settings are restored in accordance with the snapshot.

Editing a VDU snapshot

To edit a VDU snapshot:

1. On the self-service portal, go to the Catalog menu section.

   The network service management page is displayed.

2. In the Network services pane, click the deployed network service to whose topology the virtual network function has been added.

   The topology is displayed.

3. Click the virtual network function that includes the VDU.

   The settings area is displayed in the lower part of the page. You can expand the settings area to fill the entire page by clicking the expand icon . By default, the Flavours tab is selected, which displays flavours.

4. Select the VDU management tab.

   A table of VDUs is displayed.

5. Click Power → Snapshot next to the VDU whose snapshot you want to edit.

   This opens a window with the table of VDU snapshots.

6. Click Management → Edit next to the VDU snapshot that you want to edit.
7. This opens a window; in that window, if necessary, edit the name and/or description of the VDU snapshot.
8. Click Save.

The VDU snapshot is modified and updated in the table.

Deleting a VDU snapshot

Deleted VDU snapshots cannot be restored.

To delete a VDU snapshot:

1. On the self-service portal, go to the Catalog menu section.

   The network service management page is displayed.

2. In the Network services pane, click the deployed network service to whose topology the virtual network function has been added.

   The topology is displayed.

3. Click the virtual network function that includes the VDU.

   The settings area is displayed in the lower part of the page. You can expand the settings area to fill the entire page by clicking the expand icon . By default, the Flavours tab is selected, which displays flavours.

4. Select the VDU management tab.

   A table of VDUs is displayed.

5. Click Power → Snapshot next to the VDU whose snapshot you want to delete.

   This opens a window with the table of VDU snapshots.

6. Click Management → Delete next to the VDU snapshot that you want to delete.
7. In the confirmation window, click Delete.

The VDU snapshot is deleted and is no longer displayed in the table.