D-Link DSL-2520U User Manual page 54

DSL-2520U ADSL2/2+ Router with USB and Ethernet Ports
User Manual
In the DHCP server section, you can configure the built-in DHCP sever of the router.
Parameter
Mode
Start IP
End IP
Lease time
External DHCP server
IP
When all needed settings are configured, click the Save 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 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.
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.
Page 54 of 83
Configuring via Web-based Interface
Description