I have 3 Deco X50-POE they are not using POE for power today. My main Deco X50-POE does not have working 2.4 GHz, the satelllites have working 2.4 GHz. I noticed today as one 2.4GHz device is no...

I will use POE to give power and will use POE splitter with DC connector. i.e. I will replace the power plug and I cannot find if the DC power connector is 2.1 mm or 2.5 mm.