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December 2011 Vol. 2, No. 6

Hotspot 2.0 primer: Another step toward Wi-Fi/cellular integration

When Deutsche Telekom CTO Olivier Baujard took the keynote stage at the Broadband World Forum in September, he proclaimed this to be the prime time for Wi-Fi/cellular integration. His reasoning? Ninety percent of mobile device traffic actually originates from home or work, while only about 10% takes place while users are in transit. So if users are sitting in their offices or a very nearby coffee shop, shouldn't they be able to offload traffic onto optimized Wi-Fi networks? Deutsche Telekom and other carriers seeking congestion relief would like to answer that question with a resounding “yes.” And the same goes for most major enterprises that would like to enable users to walk out of their offices to a local coffee shop and seamlessly roam between cellular and Wi-Fi networks. Yet in most cases, seamless roaming between the two doesn't exist since users have to authenticate every time they log onto a Wi-Fi network. Hotspot 2.0 aims to change all of that. What is Hotspot 2.0? Hotspot 2.0 (HS 2.0) was developed by the Wi-Fi ...

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