[IEEE International Conference on Networking, International Conference on Systems and International Conference on Mobile Communications and Learning Technologies (ICNICONSMCL'06) - Morne, Mauritius (23-29 April 2006)] International Conference on Networking, International Conference on Systems and International Conference on Mobile Communications and Learning Technologies (ICNICONSMCL'06) - Facing 802.11 Anomaly and Improving 802.11 WLANs QoS Using a Crosslayer Design Based Unselfish Behavior