Dahua DH-XVR54 L-I2 Series User Manual page 129

Configure the IP address.
Select the DHCP checkbox, you do not need to enter the IP address information, because

the system will allocate one IP address to the remote device.
Select the STATIC checkbox, you need to enter the IP address, subnet mast, default

gateway, and incremental value. The system will allocate the IP address to the remote
devices by progressively increasing the last part of the IP address when initializing
devices in batches.
When configuring IP address for multiple remote devices which were not in the same network
segment, these remote devices will belong to the same network segment after configuration.
Click Next.
The initializing is started.
Network
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User's Manual