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In the wireless heterogeneous environment, to access the Internet ubiquitously, most of the devices are equipped with multiple radio interfaces. Through this way, the multi-homed node can attach to multiple access networks through one or more radio interfaces. However, this brings forth also a problem of how to select a proper interface and access network for an ongoing application on a user's device...
With the rapid development of wireless network, the integration of heterogeneous networks' mobility management is necessary. It is really an opportunity and challenge to study in this area. The primary factor currently limiting progress in mobility management is not any specific technical challenges (though many remain, and deserve much further study) but is instead the lack of overall mobility management...
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