Configure L2GRE Tunnel to Decapsulate Traffic

Before creating a L2GRE tunnel to decapsulate traffic, refer to the L2GRE Tunnel Configuration—Rules and Notes.

The following table summarizes the required tasks to configure a L2GRE tunnel for decapsulating the traffic:

S.No

Task

Refer to...

1.

Configure the required circuit port.

Configure Ports

2.

Configure an IP interface and attach the circuit port that you created in task 1.

Configure IP Interface

3.

Configure a L2GRE tunnel for decapsulation and attach the IP interface that you created in task 2. Ensure that you select the Type as L2GRE and Mode as Decapsulation.

Create Tunnel

4

Create a L2GRE group for a device and add all the L2GRE IDs that are specific to the device.

Create VXLAN / L2GRE Group

5.

Configure a map to decapsulate the traffic. Ensure that you add the IP interface that you created in task 2 as the source leader in a bidirectional clock relationship (formerly master) of the map and specify the required pass/drop rule in the map to filter the traffic based on inner packet attributes or L2GRE ID for the template configured.

Create a New Map