=====OpenVPN-configuration for Apple Mac OS X=====
To install the OpenVPN software, please proceed either according to the short guide or the detailed guide.

=====Short guide=====
  * First download the current "stable" version of //Tunnelblick// from [[https://tunnelblick.net/downloads.html|here]]. **Note:** The latest Tunnelblick version may generate a warning that the configuration may cause problems with future versions. This warning does not affect the function. It can be ignored and will not occur with a future configuration file. 
  * Install //Tunnelblick//.
  * Download our OpenVPN configuration file [[https://noc.rub.de/download/openvpn/RUBvpn_Standard.ovpn|RUBvpn_Standard.ovpn]].
  * Double-click the OpenVPN configuration file and import it into Tunnelblick -- either for all users or only for the current one.
  * Use the //Tunnelblick//-Icon in the menu bar to open the **//VPN details...//** and select **//newest//** as OpenVPN version. Also turn off all but the check mark "Monitor network settings".
  * The connection is established and terminated via the symbol in the menu bar.

In case that no connection is established, you will find the [[https://noc.rub.de/web/faq|FAQ - Frequently Asked Questions]] here.

=====Detailed guide=====
====Software download====
First download the current "stable" version of the OpenVPN client //Tunnelblick// from the following (official) website (if the latest version causes problems, you can find the last stable version [[https://tunnelblick.net/release/Tunnelblick_3.8.2a_build_5481.dmg|here]]):

  * [[https://tunnelblick.net/downloads.html]]

====Installation====
The Tunnelblick installation program will now appear. If not, double-click on the downloaded .dmg file::

{{:anleitungen:openvpn:mac-01.png?|}}

Double-click the Tunnellick-icon to start the installation. You will be asked for your passwort during the installation. Enter your password you use to log in to your Mac.

At the end of the installation, there are still some questions to be answered:

{{:anleitungen:openvpn:mac-02a.png?|}}
{{:anleitungen:openvpn:mac-02b.png?|}}

Tunnelblick is now installed. Continue with the configuration.

====Configuration====
Download the OpenVPN configuration file here:

  * [[https://noc.rub.de/download/openvpn/RUBvpn_Standard.ovpn|RUBvpn_Standard.ovpn]]

Double-click **''RUBvpn_Standard.ovpn''**.

You will be asked whether the configuration should be installed for all users or for this user only: 

{{:anleitungen:openvpn:mac-03.png?|}}

Choose **//this user only//**.

Tunnelblick is now started and you will find the Tunnelblick icon in the upper right corner (next to the clock). Click on it and select **//VPN details...//** for the settings:

{{:anleitungen:openvpn:mac-04.png?660|}}

Select **//newest//** as OpenVPN version. Please pay attention to the check marks in the lower area. Only **//Monitor network settings//** should be activated.

====Update configuration====

First delete all previous configurations in Tunnelblick, preferably before importing a new one. To do this, click on the Tunnelblick icon at the top of the menu bar and select //VPN-Details...//.\\
On the left you will see all saved configuration profiles and can remove them by clicking the "-" icon. Install the new configuration by double clicking on the new downloaded file.\\

Download the current configuration file here [[https://noc.rub.de/download/openvpn/RUBvpn_Standard.ovpn|RUBvpn_Standard.ovpn]]

{{:anleitungen:openvpn:mac-06.png?660|}}

====Connect and disconnect====
To start the OpenVPN connection, click on the Tunnelblick icon in the upper right corner and select **//connect to "RUBvpn_Standard"//**. Enter your loginID and your password when asked.

To end the connection, click on the Tunnelblick icon again and select **//disconnect "RUBvpn_Standard"//**.

In case that no connection is established, you will find the [[https://noc.rub.de/web/faq|FAQ - Frequently Asked Questions]] here.