• A fix for Error 720: A Connection to the remote computer could not be established when trying to connect to a Windows 7 VPN

    by  • June 9, 2011 • windows 7 • 4 Comments

    I was recently re-setting up my Windows 7 VPN server and forgot an essential step that led me to get ‘Error 720: A Connection to the remote computer could not be established’ when trying to connect to it with Windows-based clients. Turns out you might need to assign an IP address range to the VPN server, by doing the following:
    1. Go into Network and Sharing Center > Change Adapter Settings
    2. Right click on Incoming Connection
    3. Click on the Networking tab and double click on the ‘Internet Protocol Version 4 (TCP/IPv4)’ checkbox

    ipv4

    4. Click the ‘Specify IP addresses’ and type an IP range that is in line with your current router setup (e.g. if your LAN is on a 192.168.11.x network, then you might want to set it as follows):

    You should now find, like me, that the VPN works once more! I’ll post up a tutorial on how I got it working and accessible to the public Internet soon.

    About

    Web Developer for MRM Meteorite. Awarded a PhD in research into novel techniques to detect misbehaviour in peer-to-peer wireless networks. Experienced C# and ASP.net developer, with an interest in SOA, RIA and moble app development.

    http://www.paulkiddie.com

    4 Responses to A fix for Error 720: A Connection to the remote computer could not be established when trying to connect to a Windows 7 VPN

    1. Jason D
      August 31, 2011 at 9:58 pm

      Just wanted to note, this fixed my problem. So thanks for this!

    2. WSQ
      September 26, 2011 at 2:36 pm

      Tanks for sharing. That fixs my 720 problem.

    3. Marcus
      December 18, 2011 at 4:51 am

      I think I love you… After 5 hours of searching, this solved my error 720: A connection to the remote computer could not be established. You might need to change the network settings for this connection. Thank you

    4. Orcun
      February 11, 2012 at 4:23 pm

      Thank you, I have been searching the web for hours before I came across your solution, and it solved my problem.
      Thank you once again…

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