+---------------------------------+ | | | DetNet OAM Packet | | | +---------------------------------+ <--\ | DetNet Associated Channel Header| | +---------------------------------+ +--> DetNet active OAM | S-Label | | MPLS encapsulation +---------------------------------+ | | [ F-label(s) ] | | +---------------------------------+ <--+ | UDP Header | | +---------------------------------+ +--> DetNet data plane | IP Header | | IP encapsulation +---------------------------------+ <--/ | Data-Link | +---------------------------------+ | Physical | +---------------------------------+