After you create a network instance connection on a transit router, you can configure an associated forwarding correlation to associate the network instance connection with a route table. After you configure an associated forwarding correlation, the transit router forwards the traffic of the network instance based on the route table.

Prerequisites

An Enterprise Edition transit router is used. For more information about how to check the edition of a transit router, see View the edition of a transit router.

Create an associated forwarding correlation

  1. Log on to CEN console.
  2. On the Instances page, find the CEN instance that you want to manage and click its ID.
  3. On the Basic Information > Transit Router tab, find the transit router in the target region and click the ID of the target transit router.
  4. On the details page of the transit router instance, click the Transit Router Route Table tab.
  5. In the left-side area, click the route table ID. On the route table details page, click the Related Forwarding tab.
  6. On the Route Table Association tab, click Create Association. In the Add Association dialog box, set the following parameters and click OK.
    Parameter Description
    Route Table By default, the current route table is selected.
    Transit Router By default, the current transit router is selected.
    Association Select the network instance connection to be associated with the route table.

    Then, the network instance connection forwards network traffic based on the associated route table.

Delete an associated forwarding correlation

  1. Log on to CEN console.
  2. On the Instances page, find the CEN instance that you want to manage and click its ID.
  3. On the Basic Information > Transit Router tab, find the transit router in the target region and click the ID of the target transit router.
  4. On the details page of the transit router instance, click the Transit Router Route Table tab.
  5. In the left-side area, click the route table ID. On the route table details page, click the Related Forwarding tab.
  6. On the Route Table Association tab, find the network instance connection and click Delete in the Actions column.
  7. In the Delete Association message, confirm the information and click OK.

References