IP 200 User Manual
Page 36 of 72
•
DHCP Server:
Select Enabled to activate DHCP Server.
•
DHCP Address Pool Selection:
Two types of Address Pool selections are
available, with System Allocated as the default.
-System Allocated:
The DHCP address pool is based on LAN port IP address plus
12 IP addresses. For example, when the LAN IP address is 10.0.0.2; the DHCP
address pool the range from 10.0.0.3 to 10.0.0.14.
-
User Defined:
When User Defined is selected, the DHCP address pool starts at
the
User Defined Start Address
and ends at the
User Defined End Address
. The
maximum pool size can be 253 IP addresses: 255 total IP addresses – 1
broadcast address – 1 LAN port IP address.
•
User Defined Start Address:
This is the starting IP address of the DHCP pool for
User Defined DHCP Address Pool Selection.
Range for User Defined Start
Address is x.x.x.x, where 0 x 255, default value is 10.0.0.4.
•
User Defined End Address:
This is the last IP address in the DHCP pool. User
Defined DHCP Address Pool Selection.
Range for User Defined End Address is
x.x.x.x, where 0 x 255, default value is 10.0.0.15.
•
DHCP Gateway Selection:
The default setting for the DHCP Gateway Selection
is
Automatic
. You can select
User Defined
and specify
User Defined Gateway
Address
. The DHCP server will issue the
User Defined Gateway Address
to the
LAN DHCP clients.
•
User Defined Gateway Address:
The purpose for the User Defined Gateway
Address is to have two gateway addresses, as the LAN IP Address at the top of
the
LAN Configuration
page is also a gateway address.
•
Lease time:
The Lease time is the amount of time a network user will be allowed
to connect with DHCP server. If all fields are 0, the allocated IP addresses will
be effective forever.
Ranges for Lease Time fields: Days 0-36500, Hours 0-23,
Minutes 0-59, Seconds 0-59, default value is 1 days 0 hours 0 minutes 0 seconds.
•
DHCP Relay:
If it is enabled, the DHCP requests from local PCs will forward to
the DHCP server runs on WAN side. To have this function working properly,
please disable the NAT to run on router mode only, disable the DHCP server on
the LAN port, and make sure the routing table has the correct routing entry.
•
DHCP Relay Target IP:
If DHCP Relay is enabled, DHCP requests are relayed to
DHCP Target IP on the WAN side.
•
User mode:
Not applicable for router application.
Submit:
Applies the settings you did.
Reset:
Restores all settings in this page.
NAT Configuration
The Network Address Translation is configured in the NAT Settings
page. The NAT module provides Dynamic Network Address and Port
Translation (Dynamic NAPT) capability between LAN and multiple
WAN connections, and the LAN traffic is routed to appropriate WAN
connections based on the destination IP addresses and the Route
Table. This eliminates the need for the static NAT session configuration
between multiple LAN clients and multiple WAN connections. When
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