=== VpnCloud Setup on Debian 10 ===
Prepare
  apt-get install sudo gnupg
Adding VpnCloud repo
  echo "deb https://repo.ddswd.de/deb stable main" | sudo tee /etc/apt/sources.list.d/vpncloud.list
  wget https://repo.ddswd.de/deb/public.key -qO - | sudo apt-key add
  sudo apt update
  sudo apt install vpncloud
Config /etc/vpncloud/myVPN.net (Server 1 & Server 2)
  listen: 3210
  peers:
   - xxx.xxx.xxx.xxx:3210 #Server1
   - xxx.xxx.xxx.xxx:3210 #Server2
  peer_timeout: 600
  dst_timeout: 300
  shared_key: "secret" #generate a big big string
  crypto: chacha20
  device_name: "vpncloud%d"
  device_type: tap
  mode: normal
  subnets:
   - 10.0.1.0/24
  ifup: "ifconfig $IFNAME 10.0.1.1/24 mtu 1400" #1.2 Server 2 
  ifdown: "ifconfig $IFNAME down"  
Start
  sudo service vpncloud@myVPN start  
  
Startup
  systemctl enable vpncloud@myVPN