Dual 56K LAN Modem | 3Com instruction

Dual 56K LAN Modem

User Guide

MODEL NO. 3C888

Part No. 1.018.1752

Published May 2000

http://www.3com.com/

http://www.3com.com/

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3Com manual Dual 56K LAN Modem

Contents

Dual 56K LAN Modem Bayfront Plaza 3Com CorporationSanta Clara, California 95052-8145 Important Safety Information Important Safety InformationWichtige Sicherheits-Informatio nen Medidas de Seguridad Importantes Important Notice de Securite Informazioni Importanti per la Sicurezza Additional Safety Information If the unit shows signs of a distinct change in performance Table of Contents Installing the Dual 56K LAN Modem Networking Primer Page About this Guide Shows you where to ﬁnd speciﬁc information in this guide List conventions that are used throughout this guide ConventionsIcon Alerts you to Convention Description Introduction Introduction Local Networking with Applications Internet and a Private Network Local Networking and Dial-out Access with Dial-in Support Color Description Description Front Panel LED Indicator Deﬁnitions Features Bandwidth Management Error Control and Data CompressionRemote Management Protocols Diagnostics UpgradeabilityWarranty Modulation Schemes UAL 56K LAN M Odem Wan Side The Two Using the Modem56K Modems Channels Using the Modem Channels 192 Simultaneous Dial-in and Dial-out Connections Possible, as shown in Figure Locations two different locations, as shown in Figure Multilink PPP UnderstandingOther Line Usage Options 56K LAN Modem’s Manual Call Control Through an RS-232 serial COM port Private Networks Support for VirtualVPNs Dual 56K LAN Modem Functionality Description Before YOU Begin Package ContentsBefore You Begin Before YOU Begin TCP/IP Dialog Box for Macintosh Computers Select Protocol and then click Add Click Add Select Network Component Type dialog box appears Select Network Protocol dialog box appears You may need your Windows NT 4.0 installation CD-ROM Select TCP/IP Protocol, and then click OK Select the Protocols tab, as shown in Figure Dhcp Message Box Following message appears Double click Local Area Connection Click InstallClick Properties Select Internet Protocol TCP/IP and then click Add Computer If You Have Setting Up YourStatic IP Address For Windows 95 and 98 Users Set Up Steps for Statically Conﬁgured Workstation Click OK From the Start menu, select Settings and then Control PanelFor Windows 2000 Users For Macintosh Users For Windows NT 4.0 UsersFrom the Apple menu, select Control Panels, and then TCP/IP Installation Installing the Dual 56K LAN Modem Pass-through Phone ports You may need to use a country-speciﬁc phone adapter optional Power Cable Connection Installing the Dual 56K LAN Modem Main Steps for Typical Conﬁguration Configuring the Dual 56K LAN Modem for Internet Access Initial Conﬁguration Welcome Window Welcome message appears, as shown in Figure Set Password Window ISP Wizard appears Click Continue Click Continue LAN Modem Support Web Site Changing the LAN Modem IP Address for Static IP Users LAN Modem Main Configuration Links From the Illustration Providers You may wish to bookmark this page for easy future access 10-User Shared WAN Connection Using an 8-Port Ethernet Hub Connecting an External Hub to the Dual 56K LAN Modem 10BASE-T Hub-to-LAN Modem Connection Configuring the Dual 56K LAN Modem for Internet Access Conﬁguration Before You StartDisplayed on your computer Click Continue If do not wish to enter a Password, leave the ﬁelds empty Page Service Provider Selection Window Private Network Parameters Window Under Miscellaneous, make the following selections IP Address and Subnet mask ﬁelds are mandatoryPage Setting Up Additional Service Provider Proﬁles Dual 56K LAN Modem Main Conﬁguration Providers LAN Modem Connecting an External Hub to the Dual 56K LAN ModemSupport Web Site Modem as they become available Additional Service Advanced ConfigurationAdvanced Conﬁguration Conﬁguring Advanced Configuration Internet Service Provider Parameters window appears Advanced Configuration Click Submit Associating Service Editing ServiceProvider Proﬁles Providers with Using a Connection Script Connection Script Command Syntax Click Set Port ButtonsClick Transmit Connection Script Example Additional Conﬁguration Buttons Parameters Conﬁguring LANEthernet Parameters window is shown in Figure Parameters Name NetBIOS Filtering Enable Dhcp ServerLocal Domain Name Parameters Modem Control Parameter Description Modem Control Controls Data Call Parameters Window Bandwidth on Demand Parameters Timeout Values Call Parameters Outgoing Call Control Advanced Configuration Reserving Dhcp PasswordAddresses Changing Your Advanced Configuration Password Protection Using SelectiveConﬁguring the LAN Modem from a Remote Location Conﬁguring the LAN Modem Remotely via Another LAN Modem Administration Password Analog Modem Click TCP/IP SettingsDouble-clickMake New Connection Click Check for Upgrades Basics Configuring the Dual 56K LAN Modem for DIAL-IN SupportServer-side LAN Modem and a client-side device Adapter or an Isdn LAN Modem Configuring the Dual 56K LAN Modem for DIAL-IN Support Single User Dial-in from an Analog Modem LAN Modem Site-to-Site Dial-in Proﬁle Type Before You Start the Conﬁguration Click Dial-in User Dial-In Global Parameters window opens, as shown in Figure Click Dial-in GlobalPage Dial-in Wizard for Single User Dial-in Dial-In Wizard Proﬁle Type Selection Window Dial-In Wizard Password Window Dial-In Wizard Password window appears, as shown in Figure Modem Site-to-Site Dial-in Dial-In Wizard Internet Service Provider Window Dial-In Wizard Password Window Dial-In Wizard Site Assignment Window Dial-in Conﬁguring an Analog Modem for Dial-out Calling Part II. Conﬁguring a Client Device for Dial-out Access Conﬁguring a LAN Modem UsingModem LAN Creating a Private Network Service Provider Proﬁle Private Network Parameters Window Under DNS Addresses, leave these values blank Configuring the Dual 56K LAN Modem for DIAL-IN Support Dial-in User Selection Screen Dial-in Users Parameters Screen WAN Parameters Callback Parameters Placing a Call from a Client-side LAN Modem Using the LAN Modem Disconnecting CallsDesktop Manager Windows only Click Submit to save your changes Call Routing Among Service ProvidersClick Place Call Click Make Call Receiving Calls Click Hangup Call Manually Idle Timeout Timers Minimum Call Duration PLACING, Receiving and Disconnecting Calls Unauthorized opening of the unit will void the warranty Troubleshooting MaintenanceLAN Status LEDs to isolate problems Monitoring LEDs Solutions Evaluating SymptomsSolutions Symptom Possible Cause Solution Windows 2000 and NT Windows 95Macintosh Internet Explorer Click Workstations Click the Workstation Configuration tab Documentation/interop.html Web browser may be caching older pages Finding More Resetting the Dual 56K LAN ModemInformation Contacting Technical System Statistics Description of System Statistics Current Call Information Description Call InformationLast Call Information LAN Modem Clock SynchronizingCycled Synchronizing the LAN Modem Clock Troubleshooting and Maintenance Networking Primer What is a LAN Modem? What is a WAN? What is a network? Is written as Becomes Subnet Masking Appendix a Networking Primer What is a network? Appendix a Networking Primer Possible Limitations Appendix a Networking Primer FAX Modem Installing and Using the VirtualModem Application Modem Properties window opens Click Install ModemsClick Add to add the new modem Virtual Fax Modem Parameters page opens, as shown in Figure Click the Virtual Fax Modem button Usage Creating a Virtual Creating a Virtual Private Network VPN TunnelPrivate Network VPN Tunnel Run Dial-Up Networking Click the Make a New Connection icon Factory Defaults Factory Defaults Appendix D Factory Defaults Speciﬁcations SpecificationsYear 2000 Compliance Refer to for the Dual 56K LAN Modem speciﬁcations Appendix E Specifications Glossary LZS Glossary Glossary OfﬁceConnect Dual 56K LAN Modem 3Com Corporation Limited Lifetime Warranty Warranties Exclusive Regulatory and Aproval Information FCC Declaration FCC Part 68 Compliance Page TCP/IP 167 168