Introduction. Virtual Private Networking (VPN) is used to set up a virtual network connection across another physical network connection. In this case, that involves setting up a VPN connection to the University of Twente, so that you will acquire an IP address starting with 130.89, even if your Internet Service Provider is not the same as that of the University of Twente.
The following instructions and screenshots are from Ubuntu 18.04. First, ensure you have the network-manager-openvpn-gnome package installed (install it with sudo apt-get install network-manager-openvpn-gnome). If that package is not available, try network-manager-openvpn instead. sudo apt-get install openvpn network-manager-openvpn network-manager-openvpn-gnome network-manager-vpnc sudo /etc/init.d/networking restart Open "Network Connections" window (VPN Connections -> Configure VPN) Press "ADD" button, click on drop-down menu and pick "Import a saved VPN configuration", press Create button. On Ubuntu desktop, network manager is the default service that manages network interfaces through the graphical user interface. Therefore, If you want to configure IP addresses via GUI, then the network-manager should be enabled. An Alternative to Ubuntu network manager is systemd-networkd, which is the default backend service in Ubuntu server Install OpenVPN (if applicable) and the network manager on Linux Mint. For that click on Menu > All Applications > Software Manager ' and type in the search field (in the upper right corner) 'OpenVPN'. Install the following programs with a double click: openvpn; network-manager-openvpn gnome; network-manager-openvpn Installing OpenVPN and Network Manager are the next steps that need to be handled in order to manage a sucessful configuration. Installing and/or updating the packages for OpenVPN and Network Manager respectively, is done via Terminal and a set of command based parameters:
sudo apt-get install openvpn network-manager-openvpn network-manager-openvpn-gnome network-manager-vpnc sudo /etc/init.d/networking restart Open "Network Connections" window (VPN Connections -> Configure VPN) Press "ADD" button, click on drop-down menu and pick "Import a saved VPN configuration", press Create button. On Ubuntu desktop, network manager is the default service that manages network interfaces through the graphical user interface. Therefore, If you want to configure IP addresses via GUI, then the network-manager should be enabled. An Alternative to Ubuntu network manager is systemd-networkd, which is the default backend service in Ubuntu server Install OpenVPN (if applicable) and the network manager on Linux Mint. For that click on Menu > All Applications > Software Manager ' and type in the search field (in the upper right corner) 'OpenVPN'. Install the following programs with a double click: openvpn; network-manager-openvpn gnome; network-manager-openvpn Installing OpenVPN and Network Manager are the next steps that need to be handled in order to manage a sucessful configuration. Installing and/or updating the packages for OpenVPN and Network Manager respectively, is done via Terminal and a set of command based parameters:
Sometimes after disconnected from a VPN network in Ubuntu 20.04, wireless does no longer work and even shows 'No Adapter Found' in the settings. If you have the same problem, this tutorial
Connect to OpenVPN using Network Manager on CentOS 8/Ubuntu 18.04 Both CentOS 8 and Ubuntu 18.04 uses Gnome display environment by default and thus, how you connect to OpenVPN using NetworkManager is similar. Launch the Network Settings and click the plus sign (+) on VPN section to add the VPN connection. You should see such a screen. 2. Install the network manager openvpn by typing the following into the terminal: sudo apt-get install network-manager-openvpn and hit Return or Enter sudo apt-get install network-manager-openvpn-gnome [for Ubuntu 16+]