A METHOD FOR LINKING ETHERNET COMMUNICATION FOR DIGITAL PROTECTIVE RELAY AND THE DIGITAL PROTECTIVE RELAY PERFORMING THE SAME

摘要

at least two communication ports include a digital protective relay for Ethernet communications link is initiated , and how to set up the method comprising the steps of: setting a physical (PHY) layer of the first communication port and the second communication port ; Auto-negotiation for said first communication port or the second communication port (auto negotiation) determining whether the successfully ; Depending on the success of the auto-negotiation for said first communication port or the second communication port , the first communication port or to any of the setup information for the physical layer of the second communication port on the other one of the physical layer may include the step of replacing a set information . ;