@Yorocoboy Dropout voltage over a long length cable can cause such a behaviour.

@Yorocoboy Did you mean that the original power adapter is not working ? Or that you use the original power adapter with the PoE injector ? If the latter can you try to avoid the PoE injector and...

@Pankracij If you've set C50 IP address as dynamic IP you should confirm its IP address from the DHCP client list of your main router. Use this IP address to access its web management. If you set C50...

@MoreConfused In AP mode you'll get better speed and connection stability for sure. But if you want to avoid cables, you can try replacing your C80 for C64 or C86.

@MoreConfused That's correct. Another option that you could use is the C80 AP mode (Case 1) but that involves additional cabling (if applicable).

@MoreConfused I really don't know the answer to this question but earlier in the same thread there's another post which offers a possible justification.