Dahua NVR52-4KS2 Series User Manual page 358

Parameter Description
When the network mode is Fault Tolerance or Load Balance, you need
to select the checkbox to bind NIC cards.
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NIC Member
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IP Version Select IPv4 or IPv6. Both versions are supported for access.
MAC Address Displays the MAC address of the Device.
Enable the system to allocate a dynamic IP address to the Device. There is
no need to set IP address manually.
DHCP
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IP Address
Enter the IP address and configure the corresponding subnet mask and
default gateway.
Subnet Mask
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Default Gateway
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MTU Displays the MTU value of the NIC card.
Step 3 On the TCP/IP page, configure the DNS server.
This step is compulsive if you want to use the domain service.
Obtain DNS server automatically.
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When there is DHCP server on the network, you can enable DHCP so that the Device
can automatically obtain a dynamic IP address.
Configure DNS server manually.
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Select the IP version, and then enter the IP addresses of preferred and alternate DNS
server.
Step 4 Select a NIC card as the default card.
Step 5 Click Apply.
Make sure that at least two NIC cards are installed.
NIC cards using different ports such as optical port and electrical port
cannot be bound together.
After binding NIC cards, you need to restart the Device to make the
change effective.
If you want to manually configure the IP information, disable the DHCP
function first.
If PPPoE connection is successful, the IP address, subnet mask, default
gateway, and DHCP are not available for configuration.
The IP address and default gateway must be on the same network
segment.
Click Test to check whether the IP address is available.
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User's Manual