Why not just create multiple SSID? WiFi devices are capable to sense network drop and connect to new one.
Wireless mesh networks are an emerging technology right now. The use of mesh wireless networks may bring the dream of a seamlessly connected world into reality. Previously, it was thought to be near impossible to easily, effectively and wirelessly connect entire cities with inexpensive outdoor wifi technology. Wireless Mesh Networks allow municipals, large enterprises, campus wireless networks and more to achieve those goals.
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