In order to control the roaming clients, it is advantageous to conduct a site survey by an RF engineer.It is also very helpful for all APs in a wireless lan be kept to a certain transmit level. Clients will roam under the conditions of being out of a cell range and/or not receiving/sending any beacon frames from it's associated AP. Rule of thumb is to have a 15-20% overlap of radio cell when setting up AP's for roaming clients.
Roams between access points continuously
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