4.17.3 Security ........................................................................................................................ 237
4.18 System Maintain .................................................................................................................. 239
4.18.1 Auto Maintain .............................................................................................................. 239
4.18.2 Import/Export .............................................................................................................. 240
4.18.3 Default ......................................................................................................................... 241
4.18.4 System Upgrade ........................................................................................................ 241
4.19 Remote Device Manager .................................................................................................... 242
4.19.1 Connection Status ...................................................................................................... 242
4.19.2 Firmware ..................................................................................................................... 243
4.19.3 Camera Upgrade ........................................................................................................ 244
4.20 Info ......................................................................................................................................... 244
4.20.1 System Info ................................................................................................................. 244
4.20.2 Event Info .................................................................................................................... 251
4.20.3 Network Info ................................................................................................................ 253
4.20.4 Log Info ........................................................................................................................ 255
4.21 Shutdown .............................................................................................................................. 257
5 WEB OPERATION ............................................................................... 259
5.1 Network Connection ............................................................................................................ 259
5.2 Device Initialization ........................................................................................................... 259
5.3 Login ...................................................................................................................................... 262
5.4 Reset Password ................................................................................................................. 263
5.5 Preview ................................................................................................................................. 265
5.5.1 LAN Mode ........................................................................................................................ 265
5.5.2 WAN Login ....................................................................................................................... 272
5.6 Search Human Face ........................................................................................................... 272