DS-77xxNXI-I4/16P/4S NVR User Manual
UM DS-77xxNXI-I4/16P/4S 050619NA 163
4. Click the Upgrade button to start upgrading.
5. After the upgrading is complete, reboot the device to activate the new firmware.
18.6 Restore Default Settings
1. Go to Maintenance > Default.
Figure 18-12 Restore Defaults
2. Select the restore type from the following three options.
•
Restore Defaults: Restore all parameters, except the network (including IP address, subnet mask,
gateway, MTU, NIC working mode, default route, server port, etc.) and user account parameters, to the
factory default settings.
•
Factory Defaults: Restore all parameters to the factory default settings.
•
Restore to Inactive: Restore the device to inactive status.
The device will reboot automatically after restoring to the default settings.
18.7 System Service
18.7.1
Network Security Settings
Disable SADP Services
Purpose
You can disable SADP service to enhance the access security, e.g., when you are in an untrusted network
environment.
1. Go to System > System Service > System Service.
2. Uncheck Enable SADP to disable the service.
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