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D-Link DFL-200 manual Under Users in local database click Add new

Models: DFL-200

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5.Add a new user, Firewall->Users:

Under Users in local database click Add new

Name the new user BranchOffice

Enter password: 1234567890

Retype password: 1234567890

Leave static client IP empty (could also be set to eg 192.168.1.200. If no IP is set here the IP pool from the L2TP server settings are used).

Set Networks behind user to 192.168.4.0/24

Click Apply

6.Click Activate and wait for the firewall to restart.

This example will allow all traffic between the two offices. To get a more secure solution read the A more secure LAN-to-LAN VPN solution section in this chapter.

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D-Link DFL-200 manual Under Users in local database click Add new

Contents

Link DFL-200 Contents VPN Servers 111 122 125Features and Benefits Access Control supportedIntroduction Introduction to FirewallsIntroduction to Local Area Networking LEDs Physical ConnectionsPackage Contents System RequirementsResetting the DFL-200 Managing D-Link DFL-200Administration Settings Administrative AccessAdd ping access to an interface Add Admin access to an interfaceAdd Read-only access to an interface Enable Snmp access to an interfaceSystem InterfacesChange IP of the LAN or DMZ interface WAN Interface Settings Using Static IP WAN Interface Settings Using DhcpIP Address The IP address of the WAN interface. This is WAN Interface Settings Using PPPoE PasswordWAN Interface Settings Using Pptp WAN Interface Settings Using BigPond MTU ConfigurationPassword The password supplied to you by your ISP Routing Add a new Static Route Remove a Static RouteGo to System and Routing Logging Enable Logging Enable Audit LoggingEnable E-mail alerting for ISD/IDP events Page Time Using NTP to sync time Setting time and date manuallyChanging time zone Checking the Set the system time boxFirewall PolicyPolicy modes Action TypesService Filter Source and Destination FilterSchedule Intrusion Detection / Prevention Add a new policyConfigure Intrusion Detection Enable the Delete policy checkboxEnable the Intrusion Detection / Prevention checkbox Change order of policyConfigure Intrusion Prevention Port mapping / Virtual Servers Add a new mappingEnable the Delete mapping checkbox Delete mappingUsers DFL-200 Radius SupportEnable User Authentication via Http / Https Enable Radius SupportChange User Password Enable the Change password checkboxAdd User Enable the Delete user checkbox Delete UserSchedules Add new recurring scheduleServices Adding TCP, UDP or TCP/UDP ServiceGrouping Services Adding IP ProtocolProtocol-independent settings VPN Introduction to IPSecIntroduction to Pptp Introduction to L2TPPoint-to-Point Protocol Authentication Protocols MPPE, Microsoft Point-To-Point EncryptionAuthentication protocol L2TP/PPTP ClientsAuthentication Protocol Introduction chapter L2TP/PPTP ServersMppe encryption VPN between two networks Creating a LAN-to-LAN IPSec VPN TunnelVPN between client and an internal network Creating a Roaming Users IPSec VPN TunnelAdding a L2TP/PPTP VPN Client Adding a L2TP/PPTP VPN ServerVPN Advanced Settings Proposal Lists IKE Proposal ListIPSec Proposal List Certificates Trusting CertificatesLocal identities Certificates of remote peersIdentities Content Filtering Active content handlingEdit the URL Global Whitelist Edit the URL Global Blacklist Active content handling Dhcp Server Settings ServersEnable Dhcp Server Enable Dhcp RelayDisable Dhcp Server/Relayer Enable by checking the Use built-in Dhcp Server boxDNS Relayer Settings Enable DNS RelayerEnable by checking the Enable DNS Relayer box Disable DNS Relayer Tools PingAdd Dynamic DNS Settings Dynamic DNSPing Example Backup Exporting the DFL-200’s ConfigurationRestoring the DFL-200’s Configuration Restart/Reset Restarting the DFL-200Restoring system settings to factory defaults Page Upgrade Upgrade FirmwareUpgrade IDS Signature-database Status SystemCPU Load Interfaces VPN Connections Click Connections below it. a window willDhcp Server Logging How to read the logs Usage eventsDrop events Conn eventsOpen Example Close ExampleStep by step guides LAN-to-LAN VPN using IPsec LAN IP 192.168.4.1, Subnet maskEnable Automatically add a route for the remote network Remote Net 192.168.1.0/24LAN IP 192.168.1.1, Subnet mask Local net 192.168.1.0/24Remote Net 192.168.4.0/24 LAN-to-LAN VPN using Pptp Username BranchOffice Click Global policy parameters Settings for Main office Page Select Local database Under Users in local database click Add newPage LAN-to-LAN VPN using L2TP Username BranchOffice Check Use IPsec encryption Setup interfaces, System-Interfaces WAN IP193.0.2.20 Page Select Local database Under Users in local database click Add new More secure LAN-to-LAN VPN solution Page Page Settings for Main office Settings for the Windows XP client Windows XP client and Pptp serverSelect Connect to the network at my workplace and click Next Select Virtual Private Network connection and click Next Name the connection MainOffice and click Next 104 Select Do not dial the initial connection and click Next Page Click Properties Page Name the new user HomeUser Enter password Retype password Page Windows XP client and L2TP server 112 Settings for Main office Page Content filtering Firewall-Services Select HTTP/HTML Content Filtering in the ALG dropdownPage Page Intrusion detection and prevention Page Check Enable E-mail alerting for IDS/IDP events Appendixes Appendix a Icmp Types and CodesPage Appendix B Common IP Protocol Numbers ESPLimited Warranty What Is Not Covered Wichtige Sicherheitshinweise CE Mark Warning WarnungAdvertencia de Marca de la CE AttenzioneVcci Warning Offices Singapore D-LINK International 132