Type of IP Camera
The centralized IP camera is a type of IP Camera that requires a central Network Video Recorder (NVR) for video recording and alarm management.
Decentralized IP cameras are IP CCTV cameras that do not require an NVR center because the camera has a built-in recording function so that it can record directly to storage media such as SD cards, NAS (Network Attached Atorage), computers or servers.
NVR (Network Video Recorder) is a recording device based on internet protocol, used as a recording media for all activities captured by IP cameras. Distribution of videos / images transferred through on the network (network).