Simple VPN?

[Luke -Jr]

On Monday 28 July 2008, Billy Crook wrote:
> Even sneakier VPN systems include ones that tunnel the data through
> ICMP echo and echo reply packets, and ones that tunnel using DNS
> queries and responses.  While I've never set either of those up, I
> imagine they are quite slow.  I know the former requires some invasive
> kernel patch as well.

Not so much slow as unreliable... to the point of being mostly useless.