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802.1p

ONT Notes - 802.1x and Encryption on LWAPs

* Traditional WLAN weaknesses * SSID for security * Vulnerable to rogue APs * MAC filtering for security * WEP * WEP weaknesses * Disribution of static keys is not scalable * WEP keys can be cracked easily * Vulnerable to dictionary attacks * No protection against rogue APs * Benefits of 802.1x * Centralized authentication through Radius via AAA * Mutual
jac Feb 12, 2010

ONT Notes - QoS On Wireless Networks

* Wireless LANs (WLANs) * Extensions to wired LANs * Carrier sense multiple access collision avoidance (CSMA/CA) as media access method * Uses distributed coordinated function (DCF) for collision avoidance * DCF is based on RF carrier sense, inter-frame spacing (IFS), and random wait timers * Wifi QoS standards * 802.11e * IEEE standard * 0-7 priority
jac Feb 10, 2010

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