Bounding Wlan + Ether

Hello everyone!
I have two links:

  1. 2 x ubiquiti nanobridge-m5-25
  2. 2 x ubiquiti rocketdish + R52Hn + rb 433UH
    i want to set up bounding interface with them
    when they work with out bounding all ok
    with - rocket dishes dont passthrough traffic

where is the problem?
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