Single DMZ, Multiple DMZ | 3Com 3CRWDR200A-75, 3CRWDR200B-75, WL-553

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5Click Apply to save the configuration and apply the changes.

The Router will automatically allow FTP and NetMeeting sessions. You do not need to configure these as Special Applications.

Only one computer on your network can use the special application at any one time.

DMZ Figure 43 DMZ Screen

DMZ (De-Militarized Zone) Host is a computer without the protection of the firewall. This feature allows a single computer to be exposed to unrestricted 2-way communication from outside of your network. This feature should be used only if the Virtual Server or Special Applications options do not provide the level of access needed for certain applications.

Single DMZ

To configure one of your computers as a DMZ host, enter the IP address of the computer in the DMZ Host IP Address, and then click Save/Apply.

Multiple DMZ

You may enable the multiple DMZ function if you have more than one registered public IP assigned to your server. Please enter the Public IP

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3Com 3CRWDR200A-75, 3CRWDR200B-75 Click Apply to save the configuration and apply the changes, Single DMZ, Multiple DMZ

Contents

OfficeConnect 3Com Corporation Campus Drive Marlborough, MA USA Contents Running the Setup Wizard WAN Using Discovery END User Software License Agreement Page Conventions About this Guide Text Conventions Configure your Router Introducing the Router Example Network Without a Firewall Router Advantages Firewall Router Minimum System Component Requirements Front PanelOperations Power LED Green Socket Rear Panel Power Adapter OK LED Introducing the Router Safety Information IntroductionPositioning the Router Wall Mounting Using the RubberFeet Stacking the Router IP Address Subnet Mask Default Router address DNS address Page Connecting the Router Hardware Installation Obtaining an IP Details on how to obtain an IP address automaticallyAddress Automatically Local Area Properties Screen Restart your computer Obtaining an IP Address Automatically Pptp Client Disabling PPPoESoftware Macintosh Disabling Web ProxyUse Proxy Server option is unchecked Setting UP Your Computers Wizard Accessing Country Selection Screen Welcome Welcome Screen Wizard Screen Password Change Administration Password Screen Click Next to display the Time Zone setup screen WAN Settings Internet Settings Screen PPPoE Screen PPPoE Mode PPPoA Screen PPPoA Mode Dynamic/Fixed IP in Bridge Mode Dynamic/Fixed IP in 1483 Bridge Mode IP over ATM Screen IP over ATM ModeIPoA Bridging Mode Screen Bridging Mode Dhcp Server Setup Screen Accessing the Wizard Summary Configuration Summary Screen Navigating ConfigurationThrough the Router Pages Getting Help Changing the Administration Password For information on how to run the wizard LAN SettingsLAN Settings menu provides the following options Unit Configuration LAN Settings Static Dhcp Dhcp Lease Table Dhcp Lease Table Screen Wireless Mode Enable Wireless NetworkingCountry Domain Please select your country from the drop-down list Enable Broadcast Ssid Service Area Name/SSID Profile Support for NICs WEP To enable WEP, select WEP from the Encryption Type To enable WPA, select WPA-PSKor WPA2-PSKfrom the Encryption Click Save to save the settingType WPA with Radius Enter the Radius Port number Enter the Radius Server IP address Edca AP Paramenters Txop Transmission Opportunity WMM Wireless Multimedia Edca STA Parameters Connection Control Screen Client List Screen Client List Advanced Wireless Settings Screen Wireless Settings Router Configuration WDS Screen PPPoA PPP over ATM Firewall PPPoEIPoA IP over ATM Virtual Servers Screen Virtual Server Special Applications Special Applications Screen Click Apply to save the configuration and apply the changes Single DMZMultiple DMZ SPI Screen PC Privileges PC Privileges Screen Router Configuration Schedule Rules Screen Content Filter Screen Make sure the Enable Content Filter check box is checked URL Filter Screen To enable the URL Filtering, please do the following System Tools Items Restart, Time Zone, Configuration, and Upgrade Restart Restart Screen Time Zone Time Zone Screen Backup Configuration Restore Configuration DataReset to Factory Default Upgrade Upgrade Screen Advanced Service, ProxyARP, Port Mapping, and IPSec RIP screen Setting Up RIP Ddns screen TZO.com NOIP.com Quality of Service QoS Screen Proxy ARP Screen IPSec Screen Port Mapping Screen Management Check Enable System Log box Snmp Screen UPnP Screen Check UPnP Enabled to activate UPnP Remote Management Screen Disable Remote Administration This option is set as default Diagnostics Device Info Diagnostics Screen Summary The Summary Screen Statistics The Statistics Screen ARP screen is used to display the ARP status Support Support Screen Feedback Feedback Screen Router Configuration Browsing to the Router Configuration Screens Basic ConnectionChecks Forgotten Password Connecting toReset to Factory Defaults Networking Wireless Troubleshooting Power LED or Power Adapter OKLED Not Lit Fault with the hardware. Remove power from the Router, wait Recovering fromSeconds and then re-apply power. If the Alert LED comes on Further advice How do I reset the Router to Factory Defaults? Frequently Asked Questions Http//knowledgebase.3com.com 3Com Warranty and Support Services 3Com Warranty and Support Services Troubleshooting Running Windows Installation 95/98/2000/Me/NT/ XPDiscovery Application Discovered Router Screen Managing the Router over the Network Protocol SuiteInternet protocol suite consists of a well-defined set TCP working together. TCP/IP is an internationally adopted Type Two Type One How does a Device Obtain an IP Address and Subnet Mask? Appendix B IP Addressing Adsl Wireless 11g 108Mbps Firewall Router InterfacesWlan Interfaces Power Operating TemperatureDimensions Weight Maximum cable length of 100m 327.86 ft System Requirements Operating Systems Appendix C Technical Specifications Important Safety Information Safety Information Wichtige Sicherheitshinweise Consignes importantes de sécurité Appendix D Safety Information Agreement Appendix E END User Software License Agreement Glossary Chapter Glossary Ethernet Address See MAC address Half Duplex RouterHub IP Address Network MAC AddressCard NIC Protocol Chapter Glossary Traffic The movement of data packets on a network Area Index Index Regulatory Including interference that may cause undesired operation Ycanada IC Power Eirp is not more than that required for successful That the Industry Canada technical specifications were metInstalled outdoors is subject to licensing Même si ce brouillage est susceptible de compromettre le 141 142 Page USA