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If the tester and PoE switch are connected well, the LAN port of PoE switch flashes at special
frequency, if not, there’s no any changes on the LAN port.
Application:
The tester will send special signals to make the connected LAN port flicker at special frequency, which
will enable the installers to easily and quickly find the connected Ethernet cable. This function can
prevent mistakenly insertion or disconnection non-corresponding cable to artificially interrupt network
connection.
