D-Link DIR-825/AC User Manual page 126

DIR-825/AC Wireless AC1200 Dual Band Gigabit Router
with 3G/CDMA/LTE Support and USB Port
User Manual
Parameter
Mode
DNS Relay
Start IP
End IP
Lease time
External DHCP server IP
When all needed settings are configured, click the Apply button.
An operating mode of the router's DHCP server.
Enable: the router assigns IP addresses to clients automatically in
accordance with the specified parameters. When this value is
selected, the DNS Relay, Start IP, End IP, and the Lease time
fields are displayed on the page.
Disable: the router's DHCP server is disabled, clients' IP addresses
are assigned manually.
Relay: an external DHCP server is used to assign IP addresses to
clients. When this value is selected, the External DHCP server IP
field is displayed on the page.
Select the checkbox so that the devices connected to the router
obtain the address of the router as the DNS server address.
Deselect the checkbox so that the devices connected to the router
obtain the address transmitted by the ISP as the DNS server address.
The start IP address of the address pool used by the DHCP server to
distribute IP addresses to clients.
The end IP address of the address pool used by the DHCP server to
distribute IP addresses to clients.
The lifetime of IP addresses leased by the DHCP server. At the end
of this period the leased IP address is revoked and can be distributed
to another device, unless the previous device has confirmed the need
to keep the address.
The IP address of the external DHCP server which assigns IP
addresses to the router's clients.
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Configuring via Web-based Interface
Description