Manuals / Lancom Systems / Computer Equipment / Network Router

Lancom Systems 1711, 821 Settings for the dial-in computer, Dial-up via VPN, Dial-up via ISDN

Models: 1621 1711 821

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6.2Settings for the dial-in computer

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LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN

Chapter 6: Providing dial- up access

puters in the remote network (via Find Computers, not through the Network Neighbourhood).

6.2Settings for the dial-in computer

6.2.1Dial-up via VPN

For dialing into a network via VPN a workstation requires: an Internet access

a VPN client

LANCOM Systems offers a 30 days trial version of the LANCOM Advanced VPN Client on the LANCOM CD. A detailed description of the LANCOM Advanced VPN Client and a description of its installation can also be found on the CD.

For configuring a new profile, select the option 'LANCOM Advanced VPN Client' in the configuration wizard.

The wizard asks then for the values that have been defined during the instal- lation of the RAS access in the LANCOM.

6.2.2Dial-up via ISDN

A number of settings must be configured on the dial-in computer. These are briefly listed here, based on a Windows computer:

Dial-Up Networking (or another PPP client) must be correctly configured Network protocol (TCP/IP, IPX) installed and bound to the dial-up adapter New connection in Dial-Up Networking with the call number of the router

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Lancom Systems 1711, 821, 1621 manual Settings for the dial-in computer, Dial-up via VPN, Dial-up via ISDN

Contents

LANCOM 821 ADSL/ISDN - LANCOM 1621 ADSL/ISDN - LANCOM 1711 VPN 2005 LANCOM Systems GmbH, Wuerselen Germany. All rights reserved Thank you for placing your trust in this LANCOM product Security settingsPreface User manual and reference manualThis documentation was compiled … Model variantsinfo@lancom.de Important instruction that should be followed Notes symbolsAdditional instructions which can be helpful, but are not required Basic configuration ContentsInstallation Setting up Internet accessSending faxes with LANCAPI Providing dial-up accessLinking two networks Security settingsTroubleshooting AppendixHigh speed via standard telephone lines IntroductionHow does ADSL work? would be possible when relying solely on the telephone networkInternet All services via a single cable-thanks to the splitterIdeal for Internet surfers ADSL providerADSL-over-ISDN or ADSL-over-POTS? Code1.2 Which use does VPN offer? Conventional network infrastructure Networking via the Internet Further important features of the Firewall are Intrusion Detection 1.3 FirewallInternet Denial-of-Service Protection 1.4 What does a router do?Quality-of-Service / Traffic management 1.4.1 Bridgehead to the WAN 1.4.2 Areas of deployment for routersLANCOM 1621 ADSL 1.5 What can your LANCOM do?LANCOM 821 ADSL LANCOM 1711 DSLLANCOM 1711 DSL LANCOM 821 ADSLLANCOM 1621 ADSL WAN connectionLANCOM 1621 ADSL ConfigurationLANCOM 821 ADSL LANCOM 1711 DSL2.1 Package contents 2 Installation2.2 System preconditions 2.3.1 Status displays 2.3 Introducing LANCOMFront side Top panel Meanings of the LEDsThe Online LED indicates the overall status of all WAN ports Flashing Power LED but no connection?Completely deactivate the lock that has been triggered set limit to LANCOMData traffic via the ADSL link Connection status of the ADSL linkConnection status of the WAN connection Data traffic via the DSL connectionStatus of ISDN S0 connection Status of the four LAN ports in the integrated switchSeparate status display for both ISDN B channels Switch with four 10/100Base-Tx connections Serial configuration port 2.3.2 The back of the unitVoltage switch Connection for the included power adapter Reset switch ISDN/S0 port ADSL port2.4 Hardware installation Connect to power - Connect socket ADSL connector cable transparent plugsusing the included power adapter DSL - connect the WAN interface2.5 Software installation 2.5.1 Starting LANCOM setup2.5.2 Which software should you install? 3.1.1 TCP/IP settings 3 Basic configuration3.1 Which information is necessary? Information required for manual TCP/IP configuration New LAN-fully automatic configuration possibleConfigure manually nevertheless? IP address and netmask for the LANCOM3.1.4 Settings for the ISDN connection 3.1.2 Configuration protection3.1.3 Settings for the DSL connection Enable DHCP server?LANconfig 3.2 Instructions for LANconfig3.1.5 Connect charge protection Complete the configuration with Finish 3.3 Instructions for WEBconfig Network without DHCP serverStarting the wizards in WEBconfig Network with DHCP serverIf you cannot access an unconfigured LANCOM, the problem may be due to the netmask of the LAN with less than 254 possible hosts net- mask 255.255.255.0, please ensure that the IP address x.x.x.254 is located in your own subnet Entering the password in the web browser IP address assignment via a separate DHCP server 3.4 TCP/IP settings to workstation PCsIP address assignment via the LANCOM default Manual IP address assignmentPage Additional information for unknown Internet providers 4 Setting up Internet accessDoes the setup wizard know your Internet provider? ADSLProtocol PPPoE, PPTP or Plain Ethernet IPoE Additional connection optionsUser name and password Dynamic channel bundling ISDN onlyTools Setup Wizard 4.1 Instructions for LANconfig4.2 Instructions for WEBconfig LANconfig Quick access to the setup wizards5 Linking two networks Always configure both sidesSecurity aspects 5.1 What information is necessary? 5.1.1 General informationHide local stations for access to remote net IPX routing for access to remote networkNetBIOS routing for access to remote net TCP/IP routing for access to remote network5.1.2 Settings for the TCP/IP router NetmaskDNS access to the remote LAN 5.1.3 Settings for the IPX routerExtranet VPN 5.1.4 Settings for NetBIOS routing 5.2 Instructions for LANconfig 5.3 Instructions for WEBconfigPing - quick testing for TCP/IP connections 6.1 Which information is required? 6 Providing dial-up accessSecurity aspects Coupling 6.1.1 General informationNotes to the individual values Entry6.1.2 Settings for TCP/IP The ISDN calling line identity CLI6.1.4 Settings for NetBIOS routing 6.1.3 Settings for IPXUser SAMPLE 6.2.1 Dial-up via VPN 6.2 Settings for the dial-in computer6.2.2 Dial-up via ISDN 6.3 Instructions for LANconfig 6.4 Instructions for WEBconfig 7 Sending faxes with LANCAPI ISDNSelect the entry Install LANCOM software in the setup program of your 7.1 Installation of the LANCOM CAPI fax modemLANCOM CD 7.2 Installation of the MS Windows fax service Select the option Printers and Faxes from the control panel7.3 Sending a fax 7.3.2 Send a fax with the MS Windows fax service7.3.1 Send a fax with any given office application LANCOM 821 ADSL/ISDN - LANCOM 1621 ADSL/ISDN - LANCOM 1711 VPN 8.1 The security settings wizard 8 Security settings8.1.1 Wizard for LANconfig 8.2.1 Wizard for LANconfig 8.1.2 Wizard for WEBconfig8.2 The firewall wizard 8.2.2 Configuration under WEBconfig 8.3 The security checklistRules Have you activated the Firewall? Have you assigned a password for the configuration?Have you permitted remote configuration? Do you make use of a ’Deny All’ Firewall strategy?Is your saved LANCOM configuration stored in a safe place? Have you excluded certain stations from access to the router?Have you closed critical ports with filters? 9.1 No WAN connection is established 9 TroubleshootingProblems with the cabling? 9.2 DSL data transfer is slowIncreasing the TCP/IP window size under Windows 9.4 Cable testing9.3 Unwanted connections under Windows XP LAN statisticsChange then to menu item Expert configuration Status LAN statis LANCOM 10.1 Performance data and specifications10 Appendix LANCOMLANCOM Temperature rangeLANCOM LANCOMConnector 10.2 Contact assignment10.2.1 ADSL interface LANCOMConnector 10.2.2 Ethernet WAN interface LANCOM 1711 VPN10.2.3 ISDN-S0 interface Connector10.2.4 Ethernet interfaces 10/100Base-T 10.2.5 Configuration interface Outband10.3 CE declaration of conformity ConnectorIndex Numerics15, 17 ISDN leased line optionSetting up access to the Internet see status displaysStateful Inspection Firewall Wide Area Network WAN