Re: [GNUnet-developers] some questions around EXIT, VPN and PT

[Martin Schanzenbach]

Hi,

On Thu, 2016-05-05 at 13:29 +0100, Daniel Golle wrote:
> Hi everyone!
> 
> I got a bunch of questions about the subsystems mentioned above:
> 
> 1. If TUNNEL_IPV? is set in [pt], how is the choice of gateway
> implemented? Is there a way to explicitely choose a specific exit
> peer?
> 
> 2. How to implement access control for default-route exits and
> services? Other (IP-based) overlays allow using the usual netfilter
> and hosts_access mechanisms, while (obviously) this is not possible
> for gnunet-exit... So what if I want to offer a gateway to the ARPA
> internet or a specific local service only to my friends (and maybe
> or maybe not: their friends as well...)
> 
> 3. I setup an EXIT service allowing to connect to IPv4 SSH service
> running on my local machine. It works fine to connect to it using
> gnunet-vpn -4 -s ssh -t -p ...
> However, when I use
> gnunet-vpn -6 -s ssh -t -p ...
> it returns an IPv6 address, however, no packets ever hit the
> gnunet-exit interface on the machine. Is that a bug or a feature?
> 
I might have had the same problem. Can you verify if actually nothing
arrives or if it is just _very_ slow. In my case it was just unbearably
slow (also ssh).

- Martin

> Maybe more will follow, here at battlemesh we started playing with
> GNUnet and folks are curious to see how it can be useful for their
> daily low-bandwidth remote-access and tunneling needs.
> 
> 
> Cheers
> 
> 
> Daniel
> 
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