Setting up my new Dahua system and I can't see the cameras

http://s9umfdx410.uniterre.com/929654/Setting up my new Dahua system and I can%26%23039%3Bt see the cameras.html

Kids, Work and Dahua Camera Not Working - Camera Hải Nam With all these brands of webcams and cameras readily available, there are a number of reasons why something may not get the job done. Evidently, a defective