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L2TP over IPsec depuis Windows 10 vers un routeur Vigor
L2TP over IPsec depuis Windows 10 vers un routeur Vigor

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    Ce document explique la méthode de configuration d’un routeur Vigor en tant que serveur L2TP over IPsec ainsi que la fonction VPN intégrée à Windows 10 permettant d’établir une liaison VPN avec le routeur Vigor et l’accès au réseau LAN.

    • DrayOS
    • Linux

    1. Make sure the router is connected to the Internet. Keep in mind the router’s WAN IP or domain name.

    2. Go to VPN and Remote Access >> Remote Access Control Setup to make sure « Enable IPsec VPN Service » and « Enable L2TP VPN Service » are checked.

     3. Create a remote dial-in user profile: Go to VPN and Remote Access >> Remote Dial-in User, click on an available index to edit the profile.


    4. Edit the profile as follows:

    • Check Enable this profile
    • For Allowed Dial-In Type, check L2TP and set IPsec Policy to « Must »
    • Give it a username and password
    • Click OK to save.


    5. Go to VPN and Remote Access >> IPsec General Setup, enter a Pre-Shared key and confirm it again. Then click OK to save.


    Now, the router is ready for remote dial-in clients. Network Administrator may check the online users from VPN and Remote Access >> Connection Management page.

    Establishing VPN from Windows 10

    1. On Windows PC, go to Settings >> Network & Internet >> VPN, click Add a VPN Connection.

    2. Enter the router’s WAN IP or domain name in Server name or address, select VPN type as “L2TP/IPsec with pre-shared key”, and enter the Pre-shared key we set in router’IPsec General Setup.

    3. To establish the VPN, click on the VPN connection, and click Connect.

    4. It will pop up a sign-in window, enter the username and password set in router’s VPN user profile.

    5. If the credentials are correct, VPN will be connected.

    Note: It’s recommended to change default IPsec Key Exchange algorithms for higher security.

    It can be configured in Windows firewall with advanced security –> (right panel) Properties –> IPsec Settings –> Customize IPsec defaults –> Key Exchange (advanced)

    Trouble-Shooting

    If VPN cannot establish, you may enable more protocols for authentication for a try. Go to Control Panel > Network and Internet > Network Connections, right-click on the connection of VPN to Vigor, and Properties. In Security Tab, enable both « PAP » and « CHAP » for Authentication, then click OK to apply.

    1. Navigate to User Management >> User Profile, click Add to add a new profile, and configure as followings:

    • Check Enable
    • Type Username and Password
    • Select « Enable » for L2TP Dial-In
    • Then click Apply to save the User profile.

     2. Go to VPN >>Remote Access Control and check Enable L2TP VPN Service

     3. Go to VPN >> IPsec General Setup and enter Preshared Key.

     

    Establishing VPN from Windows 10

    1. On Windows PC, go to Settings >> Network & Internet >> VPN, click Add a VPN Connection.

    2. Enter the router’s WAN IP or domain name in Server name or address, select VPN type as “L2TP/IPsec with pre-shared key”, and enter the Pre-shared key we set in router’IPsec General Setup.

    3. To establish the VPN, click on the VPN connection, and click Connect.

    4. It will pop up a sign-in window, enter the username and password set in router’s VPN user profile.

    5. If the credentials are correct, VPN will be connected.

    Note: It’s recommended to change default IPsec Key Exchange algorithms for higher security.

    It can be configured in Windows firewall with advanced security –> (right panel) Properties –> IPsec Settings –> Customize IPsec defaults –> Key Exchange (advanced)

    Trouble-Shooting

    If VPN cannot establish, you may enable more protocols for authentication for a try. Go to Control Panel > Network and Internet > Network Connections, right-click on the connection of VPN to Vigor, and Properties. In Security Tab, enable both « PAP » and « CHAP » for Authentication, then click OK to apply.

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