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A02-RA141-W54 Pag. 65
9.2 NAT
The NAT (Network Address Translation - NAT, RFC 1631) is the translation of the
IP address of a host in a packet. The default setting is Dynamic NAPT. It
provides dynamic Network Address Translation capability between LAN and
multiple WAN connections, and the LAN traffic is routed to appropriate WAN
connections based on the destination IP addresses and Route Table. This
eliminates the need for the static NAT session configuration between multiple
LAN clients and multiple WAN connections.
Field Meaning
Virtual Circuit
VPI (Virtual Path Identifier) and VCI (Virtual Channel
Identifier) define a virtual circuit. There are eight
groups of PVC can be defined and used
Number of IPs
User can select Single or Multiple
9.2.2 DMZ
The DMZ Host is a local computer exposed to the Internet. When setting a
particular internal IP address as the DMZ Host, all incoming packets will be
checked by the Firewall and NAT algorithms then passed to the DMZ host, when
a packet received does not use a port number used by any other Virtual Server
entries.
Field Meaning
DMZ Disabled: As set in default setting, it disables the
DMZ function.
Enabled: It activates your DMZ function
DMZ Host Address
Give a static IP address to the DMZ Host when