A-10 (Leutert) WLAN 802.11n MIMO Analysis - Sharkfest - Wireshark
A-10 (Leutert) WLAN 802.11n MIMO Analysis - Sharkfest - Wireshark
A-10 (Leutert) WLAN 802.11n MIMO Analysis - Sharkfest - Wireshark
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Block-ACK negotiation/activationThe Block-ACK options are negotiated and confirmedwith ‘Action’ frames defined in 802.11e (<strong>WLAN</strong> QoS)‚Action‘ frames are used to negotiate other options too• Category Code 0 = Spectrum management• Category Code 1 = QoS options• Category Code 2 = DLS (Direct Link Setup)• Category Code 3 = Block AckThe use of combined acknowledges can be requestedby sending a Block ACK Request (BAR)SHARKFEST ‘<strong>10</strong> | Stanford University | June 14 –17, 20<strong>10</strong>