Juniper Research estimates the enterprise VoIP over WiFi equipment market will grow from $2 billion in 2007 to $15 billion in 2012 with Cisco being the main beneficiary. Switches/mobility controllers will account for $8 billion of that. In addition to Cisco, Aruba, Trapeze, Proxim and Meru are expected to reap significant amounts. For handsets, Juniper says Spectralink, whose sale to Polycom closed last week, will lead the market. Article