How does PBB forward broadcast, unknown-unicast and multicast traffic from a B-VPLS to an l-VPLS?
What action will be taken when an MPLS router receives a frame with a label that does not exist in the LFIB?
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Assume PE-B expects avian tag as part of the RFC 4762 (Martini) encapsulation. How must PE-A be configured?
In IEEE 802.1ag, which two key functions are configured on bridge ports (SAPs and SDPs) to support CFM messages? (Choose 2)
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