1. Log in to the Virtual Private Cloud Console.
2. In the left sidebar, click Cloud Connect Network to open the Cloud Connect Network (CCN) management page.
3. Associate a network instance by using either of the following methods:
   Method 1: associate the network instance on the details page.
   1. Click the ID of the desired CCN instance to go to the instance details page. Click Add an instance. The Associate with Instance page appears.
      2. Set the type of the target network instance to Virtual Private Cloud or Direct Connect Gateway and select the region to which the network instance belongs and the network instance.
      3. (Optional) To associate more network instances, click Add and repeat the preceding step.
      4. Click Submit.
         
         Method 2: associate the network instance upon creation.
         When creating a CCN instance, add the network instance to be associated with the CCN instance.
         

For more information on creating a network instance, refer to Creating VPC and Creating Direct Connect Gateway.