Fill out the form on the website and receive your login and password (https://vpn.al404.spb.ru).
Install the VPN Client:
Add profile accordingly:
Name/Title/Description: VPN.AL404 Type: IKEv2 Server: vpnserver.al404.spb.ru IPsec identifier (in StrongSwan): <your username> Remote ID (on iPhone): vpnserver.al404.spb.ru
Enjoy fast VPN!