[Server-devel] Filtering and authentication

[Reuben K. Caron]

Anna wrote:
> On Sun, Apr 26, 2009 at 10:51 AM, Reuben K. Caron <reuben at laptop.org> wrote:
>
> As far as limiting the internet connection to authorized XOs, that's an
> issue we're probably going to run into at some point once we broaden the XS
> deployment.  So far at the pilot school, the staff members connect to the
> internet with their personal laptops and iPhones, but I haven't really heard
> any complaints of abuse yet.
>
> If your deployment is relatively small, it should be easy enough to add the
> hardware addresses of the trusted XOs to dhcpd.conf and disallow unknown
> machines (or play pranks on them as suggested at
> http://www.ex-parrot.com/~pete/upside-down-ternet.html).
>
> Anna Schoolfield
> Birmingham
>
>   

While not all encompassing you could also attempt to drop dhcp requests
that do not come from 00:17:c4 using something similar to:

http://ubuntuforums.org/showthread.php?p=4191756

Reuben