D-Link DIR-842 User Manual page 100

DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router
User Manual
Parameter
DNS relay
External DHCP server IP
Option 82 Remote ID
When all needed settings are configured, click the APPLY button.
Move the switch to the right so that the devices connected to the
router obtain the address of the router as the DNS server address.
Move the switch to the left so that the devices connected to the
router obtain the address transmitted by the ISP or specified on the
Advanced / DNS page as the DNS server address.
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.
Available if the Router or WISP Repeater mode was selected in
the Setup Wizard.
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.
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Configuring via Web-based Interface
Description