Microsoft's Unified Communications Product To Unify All Devices

Microsoft expects its unified communications product - the company's effort to link email, instant messaging and phone systems over internet networks - to become one of the fastest-growing segments of its $US16 billion business division.

Revenue growth from unified communications will outpace "by a multiple" that of the overall Microsoft business division, which had revenue growth of 13 per cent in fiscal 2007, Jeff Raikes, president of the business division said in an interview without offering specific figures.