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https://forums.opensuse.org/t/options-error-you-must-define-tun-tap-device-dev/191404
Options error: You must define TUN/TAP device (--dev) - Network/Internet - openSUSE Forums
Jan 27, 2026 - Hi ! I am using for 4 years a VPN provided by a french association. It has always run correctly under OpenSuse LEAP, with basic GUI configuration. See attached...