Patent ID: 8904505

Claim:
A method of an enrollee to establish a wired protected setup with a registrar for registration in which the enrollee is a first wireless device requesting the registration and the registrar is a second wireless device granting the registration, the method comprising: determining whether a power line communication (PLC) between the enrollee and the registrar is possible; if it is determined that the PLC between the enrollee and the registrar is possible, further determining whether communication for receiving a personal identification number (PIN) with the registrar having the PIN is possible or not possible; and if it is determined that communication of the PIN with the registrar having the PIN is possible, receiving the PIN from the registrar through a power line and transmitting an acknowledgement (ACK) message to the registrar through the power line as a response to the received PIN; and performing tunneling with the registrar through the power line after the transmitting the ACK, wherein the performing the tunneling comprises performing Extensible Authentication Protocol (EAP) over local area network (LAN) (EAPOL) protocol communication with the registrar through the power line.