3Com 3CR856-95 manual Setup Wizard, LAN IP Settings, Changing the LAN Settings

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Setup Wizard

Figure 29 Wizard Screen

Click the WIZARD... button to launch the configuration wizard. Refer to “Running the Setup Wizard” on page 23 for information on how to run the wizard.

LAN Settings

The LAN Settings menu allows you to view and amend your Gateway’s:

■LAN settings.

■DHCP server settings.

■DHCP client settings.

LAN IP Settings

The Unit Configuration screen allows you to change the TCP/IP settings of your Gateway and its DHCP server.

Figure 30 Unit Configuration Screen

Changing the LAN Settings

These settings will have been entered during the set-up wizard when the device is first used. You only need to change these if you reconfigure your network. If you make any changes, click Apply to save them to the Gateway.

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Contents Page United States Government Legend 3Com Corporation Bayfront Plaza Santa Clara, CaliforniaContents IP Addressing TroubleshootingUsing Discovery Index Regulatory Notices Safety InformationEnd User Software Licence Agreement ISP InformationPage Icon Description About this GuideNaming Convention ConventionsProduct Registration Related DocumentationFeedback about this User Guide OfficeConnect Cable/DSL Secure Gateway Introducing the Officeconnect CABLE/DSL Secure GatewayCable/DSL Secure Gateway Advantages Example Network Using a Cable/DSL Secure GatewayMinimum System and Component Requirements Package ContentsFlashing slowly Two seconds on, two seconds off Power LED GreenFront Panel Alert LED OrangeEthernet Cable/DSL port Power Adapter socketRear Panel Cable/DSL Status LEDPage Positioning the Gateway Installing the GatewayBefore you Install your Gateway IntroductionStatic PPPoEConnecting the Cable/DSL Secure Gateway Powering Up the GatewayPage Windows 2000, XP Setting UP Your ComputersObtaining an IP Address Automatically Macintosh OS 8.5 Disabling PPPoE and Pptp Client SoftwareWindows 95, 98, ME Internet Properties Disabling Web ProxyPage Accessing the Wizard Running the Setup WizardWelcome Screen Setting the PasswordTo set the Gateway to World Time UTC Setting the Time ZoneInternet Settings Auto-Configuration SettingsDynamic IP Address Mode Static IP ModeConnection, use the following procedure PPPoE ModePptp Screen Pptp ModeActivating Dhcp Choosing your LAN SettingsViewing the Summary Dhcp Server Setup ScreenPage Option Tabs Gateway ConfigurationNavigating Through the Gateway Configuration Pages Main MenuWelcome Screen Password ScreenChanging the LAN Settings LAN SettingsSetup Wizard LAN IP SettingsChanging the Dhcp Server Settings Dhcp Clients Screen Dhcp Clients ListStatic IP Address DSL or Cable Internet SettingsConnection to ISP Screen Connection to ISPStatic Address Setup Screen Configuring a Static IP AddressDynamic Address Setup Screen Configuring a Dynamic IP AddressPPPoE Setup Screen Configuring a PPPoE connectionConfiguring a Pptp connection Setting up NATOne-to-Many and One-to-One NAT Setting up One-to-Many NATVirtual Servers Menu Configuring the FirewallSetting up One-to-One NAT Creating a Virtual DMZ Creating a Virtual ServerPC Privileges Virtual Servers Settings ScreenTo assign different access rights for different computers To use access control for all computersSpecial Applications Screen Special ApplicationsCreating Custom Special Applications Adding and Editing Special ApplicationsCustom Special Applications Setup Screen Advanced Advanced Settings ScreenIPSec Configuration Configuring VPNsSetting the VPN Mode Address Pool for Pptp and L2TP clients field enter L2TP ConfigurationViewing VPN Connections Pptp ConfigurationAdding and Editing VPN Connections IPSec Connections using Gateway to Gateway IPSec Connections using Remote User AccessIPSec Connection Gateway to Gateway Connection Name field enter headsales L2TP over IPSec ConnectionsPptp Connections Editing IPSec RoutesRestart Accessing the System ToolsTime Zone Loading and Saving the Gateway ConfigurationUpgrading the Firmware of your Gateway Upgrade ScreenStatus Screen Viewing Status and LogsObtaining Support and Feedback for your Gateway Log Settings ScreenFeedback Screen Basic Connection Checks TroubleshootingBrowsing to the Gateway Configuration Screens Forgotten Password Connecting to the InternetHttp//192.168.1.1 Alert LEDDoes the Gateway support virtual private networks VPNs? Frequently Asked QuestionsRunning the Discovery Application Using DiscoveryWindows Installation 95/98/2000/Me/NT Discovery Finish Screen Type One IP AddressingInternet Protocol Suite IP Addresses and Subnet MasksType Two How does a Device Obtain an IP Address and Subnet Mask?Dhcp Addressing Static AddressingAuto-IP Addressing Private IP AddressesPage Standards Technical SpecificationsOperating Systems Cable SpecificationsSystem Requirements Ethernet PerformanceWichtige Sicherheitshinweise Safety InformationImportant Safety Information Consignes importantes de sécurité Page Page 3Com Corporation END User Software Licence AgreementPage Information Regarding Popular ISPs Internet Characteristics Popular ISPs Connection TypesISP Information Page Glossary Fast Ethernet DSL modemEthernet Ethernet AddressMAC Address IP AddressIPSec L2TP over IPSecProtocol SwitchNetwork Network Interface Card NICWizard TrafficPage Numbers IndexIeee Ietf NAT Ping VPN Page FCC Statement Regulatory Notices100 Page DUA08569-5AAA02 Published November

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