Install softether VPN server on Ubuntu 22.04

 mkdir src

mkdir src/softether

cd src/softether

 wget --no-check-certificate https://www.softether-download.com/files/softether/v4.43-9799-beta-2023.08.31-tree/Linux/SoftEther_VPN_Server/64bit_-_Intel_x64_or_AMD64/softether-vpnserver-v4.43-9799-beta-2023.08.31-linux-x64-64bit.tar.gz

tar xf softether-vpnserver-v4.43-9799-beta-2023.08.31-linux-x64-64bit.tar.gz

cd vpnserver

make

cd ..

sudo mv vpnserver/ /usr/local

cd /usr/local/vpnserver/

chmod 600 *

chmod 700 vpncmd vpnserver

cd ..

sudo chown root.root vpnserver

sudo /usr/local/vpnserver/vpncmd

3

VPN Tools>check

exit

sudo vi /etc/systemd/system/vpnserver.service

------

[Unit]

Description=SoftEther VPN Server

After=network.target

[Service]

Type=forking

ExecStart=/usr/local/vpnserver/vpnserver start

ExecStop=/usr/local/vpnserver/vpnserver stop

[Install]

WantedBy=multi-user.target

------

sudo systemctl start vpnserver

sudo systemctl enable vpnserver

sudo systemctl status vpnserver

sudo /usr/local/vpnserver/vpncmd

Select 1, 2 or 3: 1

Hostname of IP Address of Destination: [Enter]

Specify Virtual Hub Name: [Enter]

VPN Server>ServerPasswordSet

Password: [Enter password]

Confirm input: [Enter password]

VPN Server>Hub DEFAULT

VPN Server/DEFAULT>UserCreate username

VPN Server/DEFAULT>UserPasswordSet username

Password: [Enter password]

Confirm input: [Enter password]

VPN Server/DEFAULT>SecureNatEnable

VPN Server/DEFAULT>DynamicDnsSetHostname hostname

VPN Server/DEFAULT>VpnAzureSetEnable yes

exit