User Manual of Network Video Recorder
41
7.5 Hot Spare Device Backup
Purpose:
Several devices which run on the same basis can form an N+1 hot spare system. The system consists of several
working devices and a hot spare device; when the working device fails, the hot spare device switches into
operation, thus increasing the reliability of the system.
Before you start:
At least 2 devices are online.
Note: This function is only supported by the iVMS-4200 client software.
7.5.1 Setting Hot Spare Device
Notes:
The camera connection will be disabled when the device works in the hot spare mode.
It’s highly recommended to restore the defaults of the device to ensure the normal operation afterwards after
switching the working mode of the hot spare device to normal mode.
Steps:
1. Enter the HDD settings interface.
Device Management> Remote Configuration> HDD
2. Click the N+1 Configuration button to set the hot spare function.
3. Set the Working Mode as Hot Spare Mode, click the Yes button in the pop-up message box.
Figure 7. 12 Reboot Attention
The device reboots automatically to make the change take effect.
7.5.2 Setting Working Device
Steps:
1. Enter the HDD settings interface.
Device Management> Remote Configuration> HDD
2. Click the N+1 Configuration button to set the hot spare function.
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