User's Guide

Forwarding Rules

Thissectiondefinesaccessrestrictions,setupprotocolandIPfilters,createvirtual

serverrulesandspecialapplicationsrulesandDMZ(DemilitarizedZone).

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Pleasenotethatcertain3GnetworkprovidersissuesvirtualWANIPaddressescausing

thesefeaturesnottowork.Contactyour3Gnetworkserviceproviderforadditional

information.

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VirtualServer

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Thisproduct’sNATfirewallfiltersout unrecognized packets to protectyourIntranet,so

allhostsbehindthisproductareinvisibletotheoutsideworld.Ifyouwish,youcanmake

someofthemaccessi blebyenablingtheVirtualServerMapping.

A virtual server is defined as a Service Port, and all requests to this port will be

redirected to the computer specified by the Server IP. Virtual Server can work with

SchedulingRules,andgiveusermoreflexibilityonAccesscontrol.Forthedetails,please

refertoSchedulingRule.