Huawei Aolynk DR811, Aolynk DR814 user manual Trigger, Definition

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User Manual
Aolynk DR811/DR814 ADSL2+Broadband Router	4 Web-based Management

Figure 4-21Firewall port

Figure 4-22Host validator

&Definition:

A host validator can be used to restrict data streams from a WAN interface to a LAN interface or from a LAN interface to a WAN interface.

&Note:

Security policies take effect only after the firewall starts.

4.10 Trigger

Security triggers are used to deal with application protocols that create separate sessions. Some application protocols, such as Netmeeting, open secondary connections during normal operations. Triggers tell the security mechanism to expect

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Contents Huawei Aolynk DR811/DR814 ADSL2+Broadband Router All Rights Reserved Trademarks Table of Contents IP Addresses, Network Masks, and Subnets Product Overview IntroductionsModel Difference Front View AppearanceStatus Description Interface Quantity Connector Description FeaturesRear View Parts Check Interface QuantityOverview Connecting Your DeviceSteps Finish Accessing the Web Pages Getting Started with the Web PagesLAN Settings button Web Page Layout Commonly Used Buttons Button FunctionTesting Your Setup BehaviorOption Default Setting Explanation/Instruction Default Device SettingsEnabled with Quick Setup Web-based ManagementWAN Setting Open the WAN Connection ConfigurationWAN setting DNS Relay LAN Setting DNS relayLAN setting Dhcp Route Aolynk DR811/DR814 ADSL2+Broadband Router 12Create routes Security Interface Labeled Enabled/Disabled Aolynk DR811/DR814 ADSL2+Broadband Router DMZ Configuration 19Add a security interface Security Policy Trigger Definition24 Add trigger Aolynk DR811/DR814 ADSL2+Broadband Router 11 IDS 25Delete trigger Click the button to delete this trigger26 IDS setting Sntp27 Sntp setting Zipb28 Zipb setting Password Remote AccessRestart Router 32 RestartConfiguration Backup/Restore Aolynk DR811/DR814 ADSL2+Broadband Router Upgrade 37Restore configurationStatus 39 Status 20 Log PVC Scan 41 LogSave Configure Before You Begin Configuring Your ComputersConfiguring Ethernet PCs Windows XP PCsWindows 2000 PCs Windows Me PCs Windows 95, 98 PCsWindows NT 4.0 Workstations Assigning Static Internet Information to Your PCs Connecting a Computer to the USB Port by a USB cable Configuring a PC Connected by USB PortInstalling the USB Driver 2Found new hardware New hardware installed and ready to use Configuring IP Properties on PC Connected by USB Port IP Addresses IP Addresses, Network Masks, and SubnetsStructure of an IP Address Network Classes Subnet MasksClass Field1 Field2 Field3 Field4 Aolynk DR811/DR814 ADSL2+Broadband Router Service Configuration Configuration OverviewPureBridge ConnectionPureBridgeDHCP/StaticIP IPoAPPPoA PPPoEPPPoE Troubleshooting Suggestions TroubleshootingProblem Troubleshooting Suggestion To see if the Adsl line is connected correctly Ping Diagnosing Problem Using IP UtilitiesPing Nslookup NslookupAppendix Glossary Name Dhcp serverDomain DownloadInternet HostHub IntranetPort Network Network maskPacket Protocol Remote RJ-11Subnet RJ-45Routing Subnet maskWeb Web browserWeb site