In a recent environment of the Internet infrastructure, availability of network connectivity is greatly developing due to the prevalence of always-on Internet connection and IPv6 technology and others. However as a problem of this ubiquitous network environment, there occurs a time-like gap and a geographical gap in respect of connection time and bandwidth which depends on connection points and eventually they may lead to a reduction of usability on the Internet services. We propose a system of Mobile Micro Server to resolve this problem in order to achieve high usability of the Internet services in mobile environment. We also report the implementation of our system in case of the e-mail service.
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