@Soumya179 Check the sticker on the bottom of your device to see for which region (EU, US, RU) and HW version it is. Then download the FW for that region and HW version from the support site.

@Aakarsh Use your C20 user guide Chapter 6 to configure the device in RE mode. Here's a video guide as well.

@ru-fo If I were you I would stick to these official specs. If the ethernet cable is long enough there will be a voltage dropout. Probably if powered with 12V at the other cable end the voltage may...

@Aakarsh Read through this thread. It's about just the same query as yours. Probably you have the latest FW version.

@ru-fo Check this FAQ.

@mfran2002 Unfortunately either the distance between the APs is too long or the obstacles/appliances between them causing the wireless signal fading. If cabling is possible it would be better to set...