I have an eap110 outdoor access point that I want to connect to our SG2428P switch. But the eap110 does not work with PoE. Only with the power injector in between does the EAP110 turn on. The manual s

i added 2 cctv camera’s (c440 and c485) i also can change the settings in camera, firmware upgrade etc.) but i dont get the video. if i click on the camera’s i get message connection failed. Does anyb