# Adding a NIC

#### Scenarios

If more NICs are required for your protected instance, you can perform steps provided in this section to add a NIC to the protected instance.

#### Prerequisites

- The protection group is in the Available or Protecting state.
- The protected instance is in the Available or Protecting state.
- The subnet of the NIC to be added must belong to the same VPC of the protection group and protected instance.

#### Procedure

1. Log in to the management console.
2. Click Service List and choose Storage > Storage Disaster Recovery Service.

   The Storage Disaster Recovery Service page is displayed.

3. In the pane of the protection group, click Protected Instances.

   The operation page for the protection group is displayed.

4. On the Protected Instances tab, click the protected instance.

   The protected instance details page is displayed.

5. Click the NICs tab and click Add NIC.
6. Select the security group and subnet to be added.

   - You can select multiple security groups. When multiple security groups are selected, the access rules of all the selected security groups apply on the server.
   - If you want to add a NIC with a specified IP address, enter an IP address into the Private IP Address field.
7. Click OK.

Parent topic: Managing Protected Instances