aj CIPE aj ssh su naozaj uzitocne veci, ale na VPN nepouzitelne ...
non-interoperable
doporucujem IPsec (aka S/WAN) ... trebars FreeSWAN
http://www.xs4all.nl/~freeswan/
Radovan Semancik (semancik na chtf.stuba.sk)
http://storm.alert.sk/semancik