LAN-to-LAN VPN using IPsec | D-Link DFL-200 guide

LAN-to-LAN VPN using IPsec

Settings for Branch office

1.Setup interfaces, System->Interfaces: WAN IP: 193.0.2.10

LAN IP: 192.168.4.1, Subnet mask: 255.255.255.0

2.Setup IPsec tunnel, Firewall->VPN:

Under IPsec tunnels click Add new

Name the tunnel ToMainOffice Local net: 192.168.4.0/24

Image 79

D-Link DFL-200 manual LAN-to-LAN VPN using IPsec, LAN IP 192.168.4.1, Subnet mask

Contents

Link DFL-200 Contents VPN Servers 111 125 122 Introduction to Firewalls Features and BenefitsAccess Control supported Introduction Introduction to Local Area Networking Physical Connections LEDs System Requirements Package Contents Managing D-Link DFL-200 Resetting the DFL-200 Administrative Access Administration Settings Add Admin access to an interface Add ping access to an interface Enable Snmp access to an interface Add Read-only access to an interface Interfaces SystemChange IP of the LAN or DMZ interface WAN Interface Settings Using Dhcp WAN Interface Settings Using Static IPIP Address The IP address of the WAN interface. This is Password WAN Interface Settings Using PPPoE WAN Interface Settings Using Pptp MTU Configuration WAN Interface Settings Using BigPondPassword The password supplied to you by your ISP Routing Remove a Static Route Add a new Static RouteGo to System and Routing Logging Enable Audit Logging Enable LoggingEnable E-mail alerting for ISD/IDP events Page Time Checking the Set the system time box Using NTP to sync timeSetting time and date manually Changing time zone Action Types FirewallPolicy Policy modes Source and Destination Filter Service FilterSchedule Add a new policy Intrusion Detection / Prevention Change order of policy Configure Intrusion DetectionEnable the Delete policy checkbox Enable the Intrusion Detection / Prevention checkbox Configure Intrusion Prevention Add a new mapping Port mapping / Virtual Servers Delete mapping Enable the Delete mapping checkbox DFL-200 Radius Support Users Enable Radius Support Enable User Authentication via Http / Https Enable the Change password checkbox Change User PasswordAdd User Delete User Enable the Delete user checkbox Add new recurring schedule Schedules Adding TCP, UDP or TCP/UDP Service Services Adding IP Protocol Grouping Services Protocol-independent settings Introduction to IPSec VPN Introduction to L2TP Introduction to PptpPoint-to-Point Protocol MPPE, Microsoft Point-To-Point Encryption Authentication Protocols L2TP/PPTP Clients Authentication protocol L2TP/PPTP Servers Authentication Protocol Introduction chapter Mppe encryption Creating a LAN-to-LAN IPSec VPN Tunnel VPN between two networks Creating a Roaming Users IPSec VPN Tunnel VPN between client and an internal network Adding a L2TP/PPTP VPN Server Adding a L2TP/PPTP VPN Client VPN Advanced Settings IKE Proposal List Proposal ListsIPSec Proposal List Certificates of remote peers CertificatesTrusting Certificates Local identities Identities Active content handling Content Filtering Edit the URL Global Whitelist Edit the URL Global Blacklist Active content handling Servers Dhcp Server Settings Enable by checking the Use built-in Dhcp Server box Enable Dhcp ServerEnable Dhcp Relay Disable Dhcp Server/Relayer Enable DNS Relayer DNS Relayer SettingsEnable by checking the Enable DNS Relayer box Disable DNS Relayer Ping Tools Dynamic DNS Add Dynamic DNS SettingsPing Example Exporting the DFL-200’s Configuration BackupRestoring the DFL-200’s Configuration Restarting the DFL-200 Restart/Reset Restoring system settings to factory defaults Page Upgrade Firmware UpgradeUpgrade IDS Signature-database System StatusCPU Load Interfaces VPN Click Connections below it. a window will Connections Dhcp Server Logging Conn events How to read the logsUsage events Drop events Close Example Open Example Step by step guides LAN IP 192.168.4.1, Subnet mask LAN-to-LAN VPN using IPsec Remote Net 192.168.1.0/24 Enable Automatically add a route for the remote network Local net 192.168.1.0/24 LAN IP 192.168.1.1, Subnet mask Remote Net 192.168.4.0/24 LAN-to-LAN VPN using Pptp Username BranchOffice Click Global policy parameters Settings for Main office Page Under Users in local database click Add new Select Local databasePage 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 Windows XP client and Pptp server Settings for the Windows XP client Select 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 Select HTTP/HTML Content Filtering in the ALG dropdown Firewall-ServicesPage Page Intrusion detection and prevention Page Check Enable E-mail alerting for IDS/IDP events Appendix a Icmp Types and Codes AppendixesPage ESP Appendix B Common IP Protocol Numbers Limited Warranty What Is Not Covered Wichtige Sicherheitshinweise Attenzione CE Mark WarningWarnung Advertencia de Marca de la CE Vcci Warning Offices Singapore D-LINK International 132