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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Backwards compatibility to a/b/g (cont.)<strong>802.11n</strong> supports three compatibility modes• Legacy mode• Mixed mode• Greenfield modeLegacy mode<strong>802.11n</strong> to b/g compatibility with Clear-to-send to selfHeaderBarkerCTS to SelfCCKHeader Data AckHT-modeBlocking out non HT stations with Network Allocation Vector (NAV)SHARKFEST ‘<strong>10</strong> | Stanford University | June 14 –17, 20<strong>10</strong>