Patent Document ID: 8687501
Application ID: 13557738
Patent Flag: 1

Claim One:
1. A device used in a communication network to convey Ethernet frames from a source to a destination, the device having at least two logical communication ports; the device supporting Connectivity Fault Management â€œCFMâ€ including these aspects of CFM: monitoring selected Maintenance End Points â€œMEPâ€; using CFM Maintenance Domain â€œMDâ€ levels; and using CFM Maintenance Association ID â€œMAIDâ€ names; wherein the improvement comprises: a Domain Listener that determines a list of active OAM domains for a particular EVC by inspecting at least some Ethernet OAM frames to obtain information including: CFM MD level; CFM MAID name; CFM CC interval; and OAM directionality for an inspected frame for a particular CFM MD level and CFM MAID name; a Domain Manager that turns the list of active OAM domains for a particular EVC into a local configuration; a Peer Manager that adds a remote MEP to a remote MEP list for a relevant MEP for that device; and a Peer Listener that inspects at least some Ethernet OAM frames to obtain information on each remote MEP including: MAC address; and MEP ID.