DIR-853 AC1300 MU-MIMO Wi-Fi Gigabit Router
with 3G/LTE Support and USB Port 3.0
User Manual
Configuring via Web-based Interface
Parameter Description
External DHCP server IP
The IP address of the external DHCP server which assigns IP
addresses to the router's clients.
To specify several IP addresses, click the ADD button, and in the
line displayed, enter an IP address.
To remove the IP address, click the Delete icon ( ) in the line of
the address.
Option 82 Remote ID
The value of the Remote ID field of DHCP option 82 in accordance
with RFC3046.
Do not fill in the field unless your ISP or the administrator of the
external DHCP server provided this value.
When all needed settings are configured, click the APPLY button.
In the DHCP Options section, you can change default values for some options of DHCP protocol
(IP address, subnet mask, DNS servers) or specify additional parameters which the built-in DHCP
server should send to clients to configure the local network.
Figure 86. The section for configuring DHCP options.
To do this, click the ADD button ( ).
Figure 87. The window for configuring a DHCP option.
In the opened window, you can specify the following parameters:
Parameter Description
Known DHCP options
From the drop-down list, select an option which you want to
configure.
Options value Specify the value for the selected option.
Force
Move the switch to the right to let the DHCP server send the
selected option only when the client requests it.
After specifying the needed parameters, click the APPLY button.
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