An IEEE standard, IEEE 802.11e-2005, that adds QoS (Quality of Service) features and multimedia support to the existing 802.11b, 802.11g, and 802.11a wireless networks.

(telecommunications) An IEEE standard specifying security mechanisms for 802.11 networks. 802.11i makes use of the Advanced Encryption Standard (AES) block cipher. The standard also includes improvements in key management, user authentication through 802.1X and data integrity of headers.