Understanding 802.11k
Understanding 802.11k What is 802.11k 802.11k is an amendment to the 802.11 standard that helps wireless networks in managing their radio resources . The clients, instead of making blind decisions about when and where to roam, with 802.11k have a mechanism for the network to guide them, resulting in a much smoother and more efficient roaming process. Key Features of 802.11k: The neighbor report The "neighbor report" is the way the network can guide the clients about where to roam. Here's how it works: • APs that support 802.11k will inform of its capability in the beacon or probe response frame. In the following image we can see how is advertised in a probe response: • A client associated to that SSID will send an action frame "Neighbor report request" • The AP will reply with a "neighbor report response" and will provide the client with a list of neighboring APs that are good candidates for roaming. This report includes information such as the BSSI...