DIR-820
AC1200 Wave 2 MU-MIMO Wi-Fi Router
User Manual
Configuring via Web-based Interface
Parameter
Description
•
Relay
: An external DHCP server is used to assign IP
addresses to clients. When this value is selected, the
External DHCP server IP
,
Option 82 Circuit ID
,
Option 82 Remote ID
, and
Option 82 Subscriber ID
fields are displayed on the tab.
Available if the
Router
or
WISP Repeater
mode was selected in the Initial
Configuration Wizard.
Start IP
The start IP address of the address range used by the DHCP server to
distribute IP addresses to clients.
End IP
The end IP address of the address range used by the DHCP server to
distribute IP addresses to clients.
Lease time
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.
DNS relay
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.
External DHCP server
IP
The IP address of the external DHCP server which assigns IP
addresses to the router's clients.
Option 82 Circuit ID
Option 82 Remote ID
Option 82 Subscriber ID
The value of the relevant field of DHCP option 82. Do not fill in the
fields unless your ISP or the administrator of the external DHCP
server provided these values.
When all needed settings are configured, click the
APPLY
button.
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