Protocols
                              
                              
                                  SSL/TLS,ISUP,WebSocket,WebSockets,ARP,SRTP,IPv4,IPv6,TCP/IP,ICMP,HTTP,HTTPS,FTP,SFTP,DHCP,DNS,DDNS,RTP,RTSP,RTCP,PPPoE,NTP,UPnP,SMTP,SNMP,IGMP,802.1X,QoS,IPv4/IPv6,UDP
                              
                           
                      
                          
                      
                          
                              Network Storage
                              
                              
                                  NAS (NFS, SMB/ CIFS), ANR
                              
                           
                      
                          
                              API
                              
                              
                                  ISAPI,EZVIZ,Open Network Video Interface,ISUP,OTAP,SDK
                              
                           
                      
                          
                              Simultaneous Live View
                              
                              
                                  Up to 20 channels
                              
                           
                      
                          
                              User/Host
                              
                              
                                  Up to 32 users. 3 levels: Administrator, Operator and User
                              
                           
                      
                          
                              Security
                              
                              
                                  Password protection,complicated password,HTTPS encryption,802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5),watermark,IP address filter,basic and digest authentication for HTTP/HTTPS,WSSE and digest authentication for Open Network Video Interface, RTP/RTSP over HTTPS,control timeout settings,security audit log,TLS 1.3,host authentication (MAC address),TPM 2.0 (FIPS 140-2 level 2)
                              
                           
                      
                          
                              Client
                              
                              
                                  HikCentral, iVMS-4200, Hik-Connect
                              
                           
                      
                          
                              Web Browser
                              
                              
                                  IE11, Chrome 57.0+, Firefox 52.0+, Safari 11+