After you create a CEN instance, you must add networks to communicate with one another to the CEN instance. Currently you can add VPCs, VBRs and CCNs to a CEN instance.

Attach networks

You can attach networks in the same account or a different to a CEN instance. To attach a network in a different account, authorization is required.

Attach a network in the same account

  1. Log on to the CEN console.
  2. Click the ID of the target CEN instance.
  3. Click Attach Network.
  4. Choose Your Account, and configure the network according to the following information.
    Configuration Description
    Network Type Select the type of the network to attach:
    • VPC: Attach a VPC.
    • Virtual Border Router (VBR): Attach a local data center associated with the VBR.
    • CloudConnectNetwork (CCN): Attach a local branch added to the CCN.
    Region Select the region of the network.
    Networks

    Select the network.

    Note You cannot select a network already attached to a CEN instance or a network connected using Express Connect.
  5. Click OK.

Attach a network in a different account

Before attaching a network in a different account, you must authorize the CEN instance in the network. For more information, see Cross-account network authorization.

  1. Log on to the CEN console.
  2. Click the ID of the target CEN instance.
  3. Click Attach Network.
  4. Choose Different Account, and configure the network according to the following information.
    Configuration Description
    Owner Account Enter the ID of the account that owns the network to attach.
    Network Type Select the type of the network to attach.
    Region Select the region of the authorized network.
    Networks Enter the ID of the network to attach.
  5. Click OK.

Cross-account network authorization

To attach a network belonging to a different account, you must authorize the CEN instance in the network.

Cross-account authorization for VPC

  1. Use the account of the target VPC to log on to the VPC console.
  2. In the left-side navigation pane, click VPC.
  3. Click the ID of the target VPC, and then click CEN Cross Account Authorization in the CEN cross account authorization information area.
  4. In the displayed dialog box, enter the peer account UID and peer account CEN ID.
  5. Click OK.

Cross-account authorization for VBR

  1. Use the account of the target VBR to log on to the Express Connect console.
  2. In the left-side navigation pane, click Physical Connection > Virtual Border Router.
  3. Click the ID of the VBR to attach, and then click CEN Cross Account Authorization in the CEN cross account authorization information area.
  4. In the displayed dialog box, enter the peer account UID and peer account CEN ID.
  5. Click Submit.

Rapidly join in a CEN instance

On the VPC Details or VBR Details page, you can rapidly join in a CEN instance of your account.

  • On the VPC Details page, click Attach to CEN, and then select the created CEN instance. Click OK.

  • On the VBR Details page, click Attach to CEN, and then select the created CEN instance. Click OK.

Detach a network

  1. Log on to the CEN console.
  2. Click the ID of the target CEN instance.
  3. Click Detach in the Actions column of the target network.
  4. In the displayed dialog box, click OK.