MS, Cisco, Fortinet) via a plugin system. NetworkManager - Supports a variety of protocols (e.g.Mullvad - A GUI client for the Mullvad VPN service.Libreswan - A free software implementation of the most widely supported and standarized VPN protocol based on ('IPsec') and the Internet Key Exchange ('IKE').GlobalProtect-openconnect - A GlobalProtect VPN client (GUI) for Linux, based on OpenConnect and built with Qt5, supports SAML auth mode.
See Network configuration#Network managers. Internet Network connection Network managers Note: Applications listed in 'Console' sections can have graphical front-ends.