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Software-Defined Networking (SDN) promises a more flexible, automatable and programmable computer network. Software-Defined Networking separates the control from data plane. The control plane is placed in a centralized controller which network applications such as traffic engineering, QoS and firewalls reside. The centralize controller creates a scalability problem when large numbers of network events...
In order to realize high-realistic sensation telecommunication over Wide-Area Network, we consider that non-verbal communication play an important role, and displaying the existence of participant by ultra-quality video in real-time on large-scale screen system between each remote site is effective. However, displaying a video with realistic high-resolution in real-time is difficult, because there...
The recent development of hybrid broadcasting environments has meant that video delivery has attracted great attention. In hybrid broadcasting environments, clients can receive data both from a broadcasting system and a communication system. Some interruption time reduction methods have been proposed for video delivery in these environments. However, in these methods, the server does not change the...
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