Install and Configure Tunnelblick (macOS)

To access vSphere/NSX-T, you must install Tunnelblick VPN client software on your Mac and establish a VPN connection.

This article explains how to install and configure the Tunnelblick VPN client software on your Mac to connect to your Private Cloud via VPN.

Tunnelblick is a free graphical user interface for OpenVPN for macOS.

In order to use OpenVPN, you must enable the following ports in your router and firewall:

Port Protocol
1194 UDP
443 TCP

Alternatively, OpenVPN can be used with port 1194 TCP. In this case, you have to enable this port as well.

You can download the VPN client software Tunnelblick on the following page:

We recommend you download the latest stable version.

Open the installation file. The file name of the installation file has the following format:

Tunnelblick_x.x.x_build_xxxx.dmg

Example: Tunnelblick_3.8.1_build_5400.dmg
Double click on the Tunnelblick app.

The following message will be displayed:

Tunnelblick.app is an app downloaded from the Internet; do you really want to open it?
Click on Open.
Enter the password of the administrator account.
Click on I have configuration files. The window Add configuration is being displayed.
Click OK.

To configure the OpenVPN client software, you need the *.ovpn file. To download this file, please proceed as follows:

Open the Downloads directory.
Click on the folder you have downloaded.
Double-click the file with the .ovpn extension. Example: vpn_4fq1e_1.ovpn
Click on Only for this user.
Enter the password of the administrator account.

The configuration will be installed.
Open Tunnelblick.
In the menu bar at the top of the screen, click on the Tunnelblick icon.
Click on VPN details.
In the navigation bar on the left, under Configurations select the configuration you have imported.
Click on Settings.
In the Set DNS/WINS list, select the setting Do not set nameserver.