Choose Manage→Service→Services from the NFM-P main menu. The Manage Services form opens.

Choose a VPLS and click Properties. The VPLS Service (Edit) form opens.

On the service tree, expand Sites→site→L2 Access Interfaces.

Right-click the L2 access interface and choose Properties. The VPLS L2 Access Interface (Edit) form opens.

Click on the Forwarding Control tab. Depending on the device being configured, the BPDU Termination tab is displayed. Otherwise, go to Step 7 .

Note: For L2 access interfaces on the 7210 SAS-R, the BPDU Termination tab is displayed only when the Allow L2Pt Xstp BPDU parameter is enabled for the site. See To configure a VPLS site .

Configure the required parameters.

You can enable the L2 Protocol Termination parameter only when STP is disabled on the site. The Administrative State parameter for STP must be set to Down. See To configure MFIB, STP, FIB, and MAC learning protection for a VPLS site .

When the L2 Protocol Termination parameter is set to Enabled, a list of L2PT protocols is displayed. Select all that are required. You must select at least one protocol.

The Force L2PT on Managed L2 Access Interface parameter is only available for MVPLS L2 access interfaces. When the Force L2PT on Managed L2 Access Interface parameter is set to Enabled, a list of L2PT protocols is displayed. Select all that are required.

Click on the STP tab and configure the required parameters.

Click on the FIB tab and configure the required parameters.

The Restrict Protected Source Action parameter is configurable only when the Restrict Protected Source is set to true.

If you are creating an MVPLS to run MSTP:

1. Click on the MST Instances tab to edit a SAP MST instance.

2. Select an MST instance and click Properties. The L2 Access Interface MST Instance (Edit) form opens. Configure the required parameters.

3. Save the changes and close the form.

Save the changes and close the forms.

End of steps