Zyxel IPSec VPN Client, Remote access, PC, Windows 2000/XP/Vista/7/Server 2003/2008, 80 g, 5 user(s) Zyxel IPSec VPN Client. Type: Remote access. Platform: PC, Compatible operating systems: Windows 2000/XP/Vista/7/Server 2003/2008. Weight: 80 g, Number of users: 5 user(s)