5
6.1.1 Playing Back by Channel .................................................................................................. 61
6.1.2 Playing Back by Time ....................................................................................................... 63
6.1.3 Playing Back by Event Search .......................................................................................... 64
6.1.4 Playing Back by Tag ......................................................................................................... 66
6.1.5 Smart Playback ................................................................................................................. 70
6.1.6 Playing Back by System Logs .......................................................................................... 73
6.1.7 Playing Back External File ............................................................................................... 75
6.2 Auxiliary Functions of Playback ................................................................................................... 76
6.2.1 Playing Back Frame by Frame .......................................................................................... 76
6.2.2 Digital Zoom ..................................................................................................................... 76
6.2.3 Reverse Playback of Multi-channel .................................................................................. 77
Chapter 7 Backup ...................................................................................................................................... 78
7.1 Backing up Record Files ............................................................................................................... 79
7.1.1 Quick Export ..................................................................................................................... 79
7.1.2 Backing up by Normal Video Search ................................................................................ 80
7.1.3 Backing up by Event Search ............................................................................................. 84
7.1.4 Backing up Video Clips .................................................................................................... 87
7.2 Managing Backup Devices ............................................................................................................ 89
Chapter 8 Alarm Settings .......................................................................................................................... 93
8.1 Setting Motion Detection Alarm .................................................................................................... 94
8.2 Setting Sensor Alarms ................................................................................................................... 96
8.3 Detecting Video Loss Alarm .......................................................................................................... 99
8.4 Detecting Video Tampering Alarm .............................................................................................. 101
8.5 Detecting VCA Alarm ................................................................................................................. 103
8.6 Handling Exceptions Alarm ......................................................................................................... 105
8.7 Setting Alarm Response Actions ................................................................................................. 106
8.8 Triggering or Clearing Alarm Output Manually .......................................................................... 109
Chapter 9 Network Settings .................................................................................................................... 110
9.1 Configuring General Settings ...................................................................................................... 111
9.2 Configuring Advanced Settings ................................................................................................... 112
9.2.1 Configuring PPPoE Settings ........................................................................................... 112
9.2.2 Configuring Extranet Access .......................................................................................... 112
9.2.3 Configuring NTP Server ................................................................................................. 114
9.2.4 Configuring SNMP ......................................................................................................... 115
9.2.5 Configuring Remote Alarm Host .................................................................................... 115
9.2.6 Configuring Multicast ..................................................................................................... 116
9.2.7 Configuring RTSP .......................................................................................................... 116
9.2.8 Configuring Server and HTTP Ports ............................................................................... 117
9.2.9 Configuring Email .......................................................................................................... 117
9.2.10 Configuring NAT ............................................................................................................ 119
9.3 Checking Network Traffic ........................................................................................................... 122
9.4 Configuring Network Detection .................................................................................................. 124
9.4.1 Testing Network Delay and Packet Loss......................................................................... 124
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