D-Link DWR-921 User Manual page 180

DWR-921 4G LTE Router
User Manual
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When you use the built-in DHCP server, the network parameters (including DNS servers)
are distributed to clients automatically.
Specify needed settings for IPv4 in the IPv4 section and for IPv6 in the IPv6 section.
If you want to configure automatic obtainment of DNS servers addresses, move the Manual switch
to the left. Then move the Default gateway switch to the left and from the Interface drop-down
list select a WAN connection which will be used to obtain addresses of DNS servers automatically.
If you want the router to use the default WAN connection to obtain addresses of DNS servers, move
the Default gateway switch to the right.
To specify a DNS server manually, move the Manual switch to the right. In the Name Servers
section of the relevant IP version, click the ADD SERVER button, and in the line displayed, enter
an IP address of the DNS server.
To specify a reserve DNS server, in the Reserve Servers section of the relevant IP version, click
the ADD SERVER button, and in the line displayed, enter an IP address of the DNS server.
To remove a DNS server from the page, click the Delete button (
When all needed settings are configured, click the APPLY button.
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Configuring via Web-based Interface
) in the line of the address.