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A secure cross-platform instant messaging software based on de-centralized structure model is designed and implemented. This software establishes a p2p overlay network without any central node, each node in this overlay network is called a peer, identified with an UUID, every connection between two peers in the overlay network is completely peer to peer. Two peers who trust each other utilize asymmetrical...
The major challenge to achieving efficient power management for local computers that serve as edge devices of the Internet is to achieve long sleeping times while at the same time maintaining network connectivity. By modifying the network interface card (NIC) with a low-weight proxy module that can handle a certain amount of network protocol semantics and hence still keep the local computer alive...
The value of instant message in computer-supported cooperative work is presented, and the disadvantage of instant message is analyzed when using the client/server, peer-to-peer or hybrid mode. The IMR (independent meeting room) mode is brought forward. This model divides into three levels, which are CSCW center, IMR and collaborative partner. The exchange and the data transmission between the partners...
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