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Chapter 2 – First Time Installation and Configuration
2-6
Figure 2-7 IP Network Services – LAN Settings
Table 2-1 LAN Port Setting Parameters
Parameter Description
Use LAN1 Enables/disables the network port.
DHCP
If the user network is configured with a Dynamic Host
Configuration Protocol (DHCP) server, select this option
to automatically obtain the IP address.
Deselect this option to use a static IP address, in which
case you need to configure the next three options.
IP Address Set the IP address for this network port.
Subnet Mask Set the Subnet Mask for this network port.
Gateway
Set the gateway address of this port. If
Set as Default
is
selected and no matched static routes is found, the device
packets will be transmitted via this gateway by default. In
this case, a default route is displayed in the list of Routers
page. For details, see Routers.
NAT
The Network Address Translation (
NAT) function of the
system
enables you to translate the private network IP
address of packet into a public network IP address before
transmission. To enable NAT, select this check box and
then set the public network IP address to be displayed to
the outside in the NAT IP field.
Obtain DNS Server
Address Automatically
Used in combination with the DHCP option. When the
DHCP check box is selected, this option allows you to
obtain the DNS server address automatically from a DHCP
server in the network.
Preferred/Alternate
DNS Server
If you did not select the option for automatic DNS address
discovery, you must enter the preferred/alternate DNS
server addresses here for the device to resolve domain
names.