D-Link DSL-2730U User Manual page 33

By default, Enable DHCP Server is selected for the Ethernet LAN
interface of the device. DHCP service supplys IP settings to workstations
configured to automatically obtain IP settings that are connected to the
device through the Ethernet port. When the device is used for DHCP, it
becomes the default gateway for DHCP client connected to it. If you
change the IP address of the device, you must also change the range of IP
addresses in the pool used for DHCP on the LAN. The IP address pool
can contain up to 253 IP addresses.
Click Apply to save the settings.
In the Local Network page, you can assign IP addresses on the LAN to
specific individual computers based on their MAC addresses.
Click Add to add static DHCP (optional). The page shown in the following
figure appears.
Select Enable to reserve the IP address for the designated PC with the
configured MAC address.
The Computer Name helps you to recognize the PC with the MAC
address. For example, Father's Laptop.
Click Apply to save the settings.
After the DHCP reservation is saved, the DHCP reservations list displays
the configuration.
If the DHCP reservations list table is not empty, you can select one or
more items and click Edit or Delete.
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