Protocols
                                                        
                                                        
                                                            TCP/IP, ICMP, DHCP, DNS, HTTP, RTP, RTSP, NTP, IGMP, IPv6, UDP, QoS, FTP, SMTP, UPnP
                                                        
                                                     
                                                
                                                    
                                                        Simultaneous Live View
                                                        
                                                        
                                                            Up to 6 channels
                                                        
                                                     
                                                
                                                    
                                                        API
                                                        
                                                        
                                                            Open Network Video Interface (Profile S, Profile G (only -F model supports)),ISAPI,SDK
                                                        
                                                     
                                                
                                                    
                                                        User/Host
                                                        
                                                        
                                                            Up to 32 users
3 user levels: administrator, operator, and user
                                                        
                                                     
                                                
                                                    
                                                        Security
                                                        
                                                        
                                                            Password protection, complicated password, watermark, basic and digest authentication for HTTP, WSSE and digest authentication for Open Network Video Interface, security audit log, host authentication (MAC address)
                                                        
                                                     
                                                
                                                    
                                                        Client
                                                        
                                                        
                                                            iVMS-4200,Hik-Connect
                                                        
                                                     
                                                
                                                    
                                                        Web Browser
                                                        
                                                        
                                                            Plug-in required live view: IE 10, IE 11,
Local service: Chrome 57.0+, Firefox 52.0+, Edge 89+