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the DHCP lends an IP address to your LAN
clients. The DHCP will change your LAN client
’
s
IP address when this time threshold period is
reached
IP Address Pool
You can select a particular IP address range for
your DHCP server to issue IP addresses to your
LAN Clients.
Note:
By default the IP range is from: Start IP
192.168.0.100
to End IP
192.168.0.200
. If you
want your PC to have a static/fixed IP address
then you
’
ll have to choose an IP address outside
this IP address Pool
Domain Name
You can specify a Domain Name for your LAN
Click <
Apply>
at the bottom of the screen to save the above configurations. You can now
configure other advance sections or start using the router (with the advance settings in place)
3.4 NAT
Network Address Translation (NAT) allows multiple users at your local site to access the Internet
through a single Public IP Address or multiple Public IP Addresses. NAT provides Firewall
protection from hacker attacks and has the flexibility to allow you to map Private IP Addresses to
Public IP Addresses for key services such as Websites and FTP. To meet various field
applications, XRT-401D NAT function can be disabled to as a regular router. If NAT is disabled,
all LAN side workstations must have valid IP addresses for Internet access. If the router is used
for routing application, not for Internet access, then the NAT function can be disabled.
Parameter
Description
3.4.1 Port Forwarding
You can have different services (e.g. email, FTP, Web
etc.) going to different service servers/clients in your
LAN. The Port Forwarding allows you to re-direct a
particular range of service port numbers (from the
Internet/WAN Ports) to a particular LAN IP address.
3.4.2 Virtual Server
You can have different services (e.g. email, FTP, Web
etc.) going to different service servers/clients in your
