... Easy backup methods: USB devices,remote network and client software backup10.Alarm triggering screen tips,buzzer,PTZ preset,show ... HDD hibernationg,HDD faulty alarm,Raid function12.Powerful network software:buile-in web server,multi-DVR client &CMS Networking ... ftp function13.Support DHCP / PPPOE / FTP / DNS / DDNS / NTP / Email alarm / IP right management / IP search / network alarm center functions ...