To configure an IS-IS link group on a routing instance

Purpose

You can create an IS-IS link group to bundle multiple member interfaces that are treated as a single virtual link for ECMP. See To configure IS-IS on a routing instance and To configure an IS-IS interface for more information about how to create and configure IS-IS interfaces.

Steps
 
1 

In the navigation tree Routing view, expand Network→NE→Routing Instance→ISIS Instances→ISIS Instance.

2 

Right-click on an ISIS Instance object and choose Properties. The ISIS Routing Instance, ISIS Instance (Edit) form opens.

3 

Create a link group for an ISIS routing instance:

Perform the following steps:

  1. Click on the Link Group tab and click Create. The Link Group Config (Create) form opens.

  2. Configure the required parameters.

4 

Configure Level 1 or Level 2 for the link group:

Perform the following steps:

  1. Click on the Level 1 or Level 2 tab. The General sub-tab is displayed.

  2. Configure the required parameters.

5 

To add a member to the Level 1 or Level 2 link group:

Perform the following steps:

  1. Click on the Members tab and click Add. The Select... form opens.

  2. Choose an interface and click OK.

6 

Save your changes and close the form.

End of steps