Which of the following best describes the flooding of traffic on a PE when unknown traffic is received on a SAP of a VPLS?
Traffic is flooded to all SAPs in the service.
Traffic is flooded to all SAPs and spoke SDPs in the service.
Traffic is flooded to all SAPs and mesh SDPs in the service.
Traffic is flooded to all SAPs, spoke SDPs, and mesh SDPs in the service.
The traffic is not flooded.
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