When spanning tree is enabled within a VPLS service and the STP mode is 802.

Vendor: Nokia
Product: 4A0-C02
Update on: Jul 25, 2025
Questions: 639

Nokia 4A0-C02 Question Answer

When spanning tree is enabled within a VPLS service and the STP mode is 802.1 D 2004 what happens if a PVST BPDU is received on a SAP?

Spanning tree will be disabled on the SAP that the PVST BPDU was received on.

The SAP that the PVST BPDU was received on will be disabled to prevent loops.

The spanning tree encapsulation will be dynamically changed to PVST on the SAP the PVST BPDU was received on.

The PVST BPDU will be ignored and 802.1D 2004 BPDUs will continue to be transmitted on the SAP.

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