Hi Dan,

Here's some more information about PEAP-GTC.

First, a little snippit from the freeradius project:
http://wiki.freeradius.org/EAP#PEAPv1.2FEAP-GTC
It references the RFC in which PEAP-GTC is defined as an inner
authentication protocol: http://www.ietf.org/rfc/rfc3748.txt
In the RFC, the relevant section is 5.6

In our environment, we utilize RSA tokens with a randomly generated keys, so
I think it is likely the method you are thinking of. You're correct in your
analysis, it would certainly be an always prompt/never save bit in the
application. Running a search to gather more information to help out, all I
ran into were posts about people who had upgraded various distributions and
gotten NM 0.7.x (that had been running 0.6.x with working PEAP-GTC support),
so it does seem to be utilized somewhat frequently. wpa_supplicant appears
to still work correctly with PEAP-GTC for most people, as does NM 0.6.x, so
most people who are in the same boat as I am have been downgrading to the
older version of NM or just using wpa_supplicant directly.

I'm happy to assist however I can in this, but I will likely be limited to
providing myself as a lab rat for testing changes. Anybody is more than
welcome to take me up on that offer. :) Let me know if there is any other
information I can gather that would help out, and thank you for looking into
this!

Cheers,
David

On Fri, Dec 19, 2008 at 10:15 AM, Dan Williams <d...@redhat.com> wrote:

> On Thu, 2008-12-18 at 23:17 -0600, David Orman wrote:
> > Filed a bug in Gnome's bugtracker in case anybody else runs across
> > this thread with the same issue:
> > http://bugzilla.gnome.org/show_bug.cgi?id=565065
>
> The GTC is the dongle thing that gives you a one-time-pad, correct?  In
> this case, we do need to add a bunch of support for GTC to
> NetworkManager.  It would mean not entering the PIN in the connection
> editor or anywhere, but having the applet ask for the PIN *ever* time
> the connection or reconnection attempt was made.  It wouldn't be hard to
> actually support, but would take some code.  It's on the table, I've
> seen another request for it recently, just needs the work done.  If
> anyone's up for doing the patch, I can outline what needs to get
> changed.
>
> Dan
>
> > Thanks,
> > David
> >
> > On Thu, Dec 18, 2008 at 4:09 AM, David Orman <orma...@corenode.com>
> > wrote:
> >         Hi,
> >
> >         I am trying to use Fedora 10/Intel 5300 on a Cisco based
> >         wireless network, which uses GTC for the inner authentication.
> >         I see this option no longer exists in the version of NM that I
> >         have: NetworkManager-0.7.0-0.12.svn4326.fc10.x86_64.
> >
> >         Out of curiosity, I used GIT to get the latest source, and see
> >         the following in libnm-util/nm-setting-8021x.c:
> >
> >          950         { "gtc", NULL, NULL },  // FIXME: implement
> >
> >         So, it appears GTC is not implemented in NM, even though
> >         wpa_supplicant supports it. Are there any patches available
> >         that allow this to work? This seems to be a regression from
> >         version 0.6.x (I don't know the exact version I was using
> >         before).
> >
> >         I've seen various bugs filed at the distribution level
> >         regarding this, but I didn't see one with this specific
> >         problem in the Gnome bugtracker. However, seeing the comment
> >         in the source, it seems to be a known-issue. Is this actually
> >         the case, and will this actually be implimented? Do I need to
> >         actually file a bug? Are there any known workarounds?
> >
> >         Respectfully,
> >         David
> >
> > _______________________________________________
> > NetworkManager-list mailing list
> > NetworkManager-list@gnome.org
> > http://mail.gnome.org/mailman/listinfo/networkmanager-list
>
>
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