Forticlient fix error config routing table failed on linux Fedora 38

forticlient-fix.md

#!/bin/bash
# version 2 thanks to @dhx-mike-palandra

echo "Creating /etc/NetworkManager/conf.d/99-forticlient.conf..."
sudo cat > /etc/NetworkManager/conf.d/99-forticlient.conf << 'EOF'
[keyfile]
unmanaged-devices=interface-name:~vpn*,type:tun
EOF

if [ $? -eq 0 ]
then
  echo "Successfully created config file. VPN connection should work now."
else
  echo "Failed to create config file! Try running this script with root permissions."
fi

After, restart networkmanager service.

sudo systemctl restart NetworkManager.service