| 摘要 |
Disclosed in the embodiment of the present invention are a method and a device for indicating a port, comprising: an RFID antenna in a radio frequency identification (RFID) component receives an instruction from an RF reader, an RFID chip in the RFID component controls, according to the instruction received, its corresponding indicator lamp to be turned on or off. The solution of the embodiment of the present invention uses an RFID antenna to receive the instruction from the RF reader, without the necessity of connecting a network cable to a network management system, simply indicating the port. |
