Patent ID: 11888524
Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. The communication method according to claim 7, further comprises
Converting, by the control unit, a virtual local area network (VLAN) identifier written to the control signal acquired by the first transmission-reception unit into a VLAN identifier of the second transmission-reception unit or the second optical line terminal and forwarding the control signal to which the converted VLAN identifier is written toward the second transmission-reception unit based on the converted VLAN identifier, and
Converting, by the control unit, a VLAN identifier written to the control signal acquired by the second transmission-reception unit into a VLAN identifier of the first transmission-reception unit or the first optical line terminal and forwarding the control signal to which the converted VLAN identifier is written toward the first transmission-reception unit based on the converted VLAN identifier.