problems clients

First of all I thank the moderators and the users of this forum,:thum: then my first post already attached some questions of curiosity, I'm actually share the signal with a DM500 DM500 other two and so far all right, but more often it happens that I imporvviso of darkness, which control CCCam Info and tells me that no users online at this point reboot the server restart the Ruter but the same dark, then maybe after a few hours or a few days where everything that you review wrong, or what is missing to prevent this from happening?

Pending availability of your playing field, I greet you that knowledge belongs to the whole community