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Profiles in Version 2 cont’d A PTP profile shall extend the standard only by: TLV mechanism Optional BMCA Optional management mechanism It is permitted to create an implementation based on a Unicast model providing that the behavior of the protocol is preserved (PTP is written based on the multicast model) Two default profiles are provided in Annex J of 1588v2 Delay Request-Response Default PTP profile Peer-to-Peer Default PTP profile |