15.2 ConfigurePOS Alarm ..................................................................................................... 145
16.3 Configure DDNS ............................................................................................................ 148
16.4 Configure PPPoE ........................................................................................................... 149
16.5 Configure NTP .............................................................................................................. 149
16.6 Configure SNMP ........................................................................................................... 150
16.7 Configure Email ............................................................................................................ 151
16.8 Configure Ports ............................................................................................................. 153
17.1 Set Hot Spare Device .................................................................................................... 155
17.2 Set Working Device ...................................................................................................... 156
18.5 Upgrade System ........................................................................................................... 168
18.5.2 Upgrade by FTP ................................................................................................... 168
18.7 System Service.............................................................................................................. 170
Network Video Recorder User Manual
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