Ive updated to 5.22 My Firmware is 3.0 My POE Firmware is 2.1 I am powering my 750UP over POE. Cable is long about 50m. Ive checked Ether1 POE over long cable. I get random reboots (power off/on) on my powered UBNT devices. I have 1 UBNT bullet m2, 1 Airgrid M2 and 1 Airgrid M5. First time i tried d...