Possibly buying a CPE510. I have a location that has a POE (802.3af) switch (4 port) mounted. I was thinking about running a cat5 off that POE switch to the injector then connect on to the CPE510. The

I am thinking about buying this model to use between my house and my son's house as a secondary wifi sort of backup. His house is approx 250feet away. I see there is a POE injector(?) that powers this