[Server-devel] VPN server for our project

s.boutayeb at free.fr s.boutayeb at free.fr
Sun Jun 22 09:42:57 EDT 2008


Selon James Cameron <quozl at laptop.org>:

> I've tested PPTP and OpenVPN on XO.  Works fine.  The PPP MPPE module is
> already present (drivers/net/ppp_mppe.ko).  Using a VPN adds overhead to
> the network communication.  Isn't as secure as you might think.
>
Yes, we should find out the right balance between opposite concerns.

> I'm the release engineer for PPTP on Linux, and C. Scott Ananian in OLPC
> is the author.
>
> I've not tried it on XS.  PPTP project did some load calculations a year
> or two ago, and found that a 500Mhz 64Mb server could handle several
> hundred users so long as they did not try to do something all at the same
> time.  It would be practical to test on XS, but it is a zero sum game,
> you'd lose capacity.
>
ok

> In my opinion, avoid creating a false sense of security ... the kids
> should be taught personal information privacy very early, and the best
> way to do that is for them to make small mistakes and learn from them.
>

I imagine, that the kids will be monitored by their teachers, who will
eventually direct the reporting and publishing activities so that they are
acceptable depending of the privacy policy of the schools.

> France.  Are you sure you can use strong cryptographic encryption?  I
> seem to remember some hindrance at law.  I haven't kept up to date with
> that.
>
The length of the encryption keys may be limited. Not sure how long.
Another dimension is that the VPN server, if any, can be hosted here in France
or in another country where our future partners are be located.

Thank you for your usefull comments

Bests

Samy

> --
> James Cameron    mailto:quozl at us.netrek.org     http://quozl.netrek.org/
>




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