© Asian Institute of Technology,
P.O. Box 4, Klong Luang,
Pathumthani 12120, Thailand
Tel: (66 2) 524 6082
Email: helpdesk@ait.ac.th

 Connect with OpenVPN
Windows   Mac OS X

How to connect with OpenVPN on Mac OS X:

  • Install Tunnelblick software: Double click on Tunnelblick installation file then double click on Tunnelblick icon to start the setup.
  • Click "Open" to continue the installation
  • Type your local username and password to allow Tunnelblick to be install.
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  • Click "Launch" to start Tunnelblick.
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  • Click "Open"
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  • Tunnelblick icon will appear on the top-right corner of your screen.
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  • Setup AIT VPN connection: Choose "I have configuration files".
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  • Choose "OpenVPN Configuration(s)"
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  • Choose "Open Private Configuations Folder"
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  • Click "Done"
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  • Extract ait-vpn.zip into "Configurations" folder. There will be 2 files (AIT.ASIA.ovpn and CA.pem).
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  • Click Tunnelblick icon > VPN Details
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  • Choose "Setting" and then click "Advanced"
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  • Choose "While Connected" then change the setting on "Search domain" from "Restart Connection" to "Ignore" and close the window.
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  • Start using VPN Connection: Click Tunnelblick icon and choose "Connect AIT.ASIA".
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  • Type your local username and password to allow Tunnelblick to make changes on your computer.
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  • Type your AIT username and password then click "OK".
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  • When the connection is successful, the icon will change from to
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  • To disconnect from VPN, click on Tunnelblick icon then choose "Disconnect All (AIT.ASIA)".
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