Pre-authentication to an AP

Jouni Malinen jkmaline
Wed Feb 23 18:53:26 PST 2005

On Wed, Feb 23, 2005 at 01:20:22PM +0100, Ajeet Nankani wrote:

> What happens when wpa_supplicant is forced(scan results are modified, so 
> wpa_supplicant believfes that AP has pre-authentication) to 
> pre-authenticate with an AP which does not have pre-authentication enable?
> I guess on wpa_supplicant side it times-out,

That's correct.

> but on the AP what it do 
> with those pre-authentication(EAP) packets? just drop outs or send some 
> replies back to wpa_supplicant??

If the AP does not support RSN pre-authentication, it will most likely
just ignore the frames since they are using a new ethertype that is
reserved for this use. If the AP supports pre-authentication but it has
been disabled in configuration, I would expect it to do same.

Jouni Malinen                                            PGP id EFC895FA

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