3Com 3CR856-95 manual Powering Up the Gateway, Connecting the Cable/DSL Secure Gateway

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Powering Up the Gateway

1Plug the power adapter into the power adapter socket located on the back panel of the Gateway (refer to “Power Adapter socket” on page 13).

2Plug the power adapter into a standard electrical wall socket.

Connecting the Cable/DSL Secure Gateway

The first step for installing your Cable/DSL Secure Gateway is to physically connect it to a cable or DSL modem in order to be able to access the Internet.

Figure 5 Connecting the Cable/DSL Secure Gateway

Your existing

Internet

Cable/DSL

 

Modem

 

5

 

 

 

 

OfficeConnect

Ethernet

 

Cable/DSL

LAN

Secure

DSL

 

Cable/

 

 

 

 

Gateway

To use your Cable/DSL Secure Gateway to connect to the Internet through an external cable or DSL modem (Figure 5):

1Use the supplied cable to connect the Gateway's Ethernet Cable/DSL port to your Cable/DSL modem. Ensure that your modem is connected to the Internet and switched on.

2Connect your computer to one of the 10/100 LAN ports on the Gateway.

3Connect the power adaptor to the Gateway and wait for the Alert LED to stop flashing. Check that the Cable/DSL Status LED is illuminated.

4Switch on your computer. Once your computer is ready to use, check that the LAN Port Status LED on the Gateway is illuminated.

You have now completed the hardware installation of your Gateway. You now need to set up your computers so that they can make use of the Gateway to communicate with the Internet.

OfficeConnect

Switch

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Contents Page United States Government Legend 3Com Corporation Bayfront Plaza Santa Clara, CaliforniaContents IP Addressing TroubleshootingUsing Discovery End User Software Licence Agreement Safety InformationISP Information Index Regulatory NoticesPage Naming Convention About this GuideConventions Icon DescriptionProduct 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 ContentsFront Panel Power LED GreenAlert LED Orange Flashing slowly Two seconds on, two seconds offRear Panel Power Adapter socketCable/DSL Status LED Ethernet Cable/DSL portPage Before you Install your Gateway Installing the GatewayIntroduction Positioning the GatewayStatic 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 Navigating Through the Gateway Configuration Pages Gateway ConfigurationMain Menu Option TabsWelcome Screen Password ScreenSetup Wizard LAN SettingsLAN IP Settings Changing the LAN 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 Internet Protocol Suite IP AddressingIP Addresses and Subnet Masks Type OneDhcp Addressing How does a Device Obtain an IP Address and Subnet Mask?Static Addressing Type TwoAuto-IP Addressing Private IP AddressesPage Standards Technical SpecificationsSystem Requirements Cable SpecificationsEthernet Performance Operating SystemsWichtige 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 Ethernet DSL modemEthernet Address Fast EthernetIPSec IP AddressL2TP over IPSec MAC AddressNetwork SwitchNetwork Interface Card NIC ProtocolWizard TrafficPage Numbers IndexIeee Ietf NAT Ping VPN Page FCC Statement Regulatory Notices100 Page DUA08569-5AAA02 Published November
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