Help with alert for low dbm value when port is up

Help
1

Hello

i am trying to create a alert for when ports have lover recieve power than -20 dbm, but only if the port/interface is UP.

This is to alert ports with low recieve power signal.

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This is my current alert, but i get alot of false positives from ports that is down.

2

Maybe try adding the macros.port_up

3

Found a workarround. Added “sensors.sensor_current” greater or equal to -30. Port shows -40 when down, so i won’t get alarm when the port is in down state.