I have just captured some packets with a Broadcom based device in monitor mode. None of my Wireshark captures have that vendor specific information element nor do they display any sort of WMM/QoS IE....

@Fae I am also facing the other issues in this thread. I have Power save/U-APSD enabled. Clients are able to see that the network is capable of U-APSD. However, after some time, the controller...