Connect to Fortinet VPN
From the command line
First, install openfortivpn:
$ pacman -S openfortivpn
Then, run:
$ sudo openfortivpn sslvpn.oth-regensburg.de:443
--realm=vpn-default --username=jun31399
In Gnome
Install networkmanager-fortisslvpn and configure the VPN from the gnome settings.
yay -S networkmanager-fortisslvpn