The command "send flush-on-failure" has been enabled within a VPLS instance. What does the PE do upon detection of a SAP failure within the VPLS?
The PE sends an LDP control message that flushes all FDB entries in the VPLS instance.
The PE sends an LDP control message that flushes all FDB entries in the VPLS instance that are associated with the PE that detected the failure.
The PE flushes it's local FDB only.
The PE sends an oam service message that flushes all FDB entries in the VPLS instance.
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