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In order to guarantee the security of the communication between the in-vehicle IPv6 subnet and internet, a scheme is putted forward based on the address filtering in the network handoff. This scheme considers the address filtering in the network handoff, when the mobile node came into a different network, it only needs to filter its own IPv6 address without the need to re-access authentication. Tests...
Long Term Evolution (LTE) as an evolution of fourth generation (4G) technology offers high data rate of upto 100 Mbps for data applications. But it lacks native support for Circuit Switched (CS) voice service which has been the main revenue generator for operators. This introduces the problem of how to provide voice call when a user is in LTE and how to ensure voice call continuity when it moves out...
The development of economics and the globalization of trade make cross-region communication increasingly frequent. Traditional communication methods, such as telephone, fax and Email can not satisfy people's daily demands. Multimedia conference system supports people in different places share audio, video and documents to achieve real-time communication. Nowadays, multimedia conference system is mostly...
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