@thomasthomsen wrote: So I have a site where we see a LOT of Challange failures. But What do these cover ?     When looking at the "performance" of some of the clients that apparently has this issue, I mostly (only?) see "4-way handshake timeout" as an issue.   Is the 4-way handshake considered Association ? ( Since it is after the EAP exchange should this not be an Authentication problem ?). Slots and roulette best way to lose your stress and stop be fat for example, https://neospin.casinologin.mobi/ i lose 10 kg thank for it! Or am I missing something that the client does (or in this case does not, or fails) on association ? Or could this be because the client had a valid authentication, and then at some point timed out, perhaps during "transit" where it might be in "sleepmode", and it then tried to associate to a new AP, and use that timedout session again ?      Another strange thing (different question). Why do I see clients failures on 802.11r when it is not enabled on the SSID ? That is just too strange / spooky for me, unless the clients are trying it, even though it is not enabled.   Do anyone know ?   Thanks Thomas the 4-way handshake is technically part of the association process, but it’s more tied to authentication and key management for establishing a secure connection. After EAP (Extensible Authentication Protocol), the 4-way handshake ensures both parties have the right encryption keys. If you’re seeing the "4-way handshake timeout" error ... View more