Abstract:This paper identifies some interesting problems in mobile group communications regarding dynamic group membership due to member joining and leaving, dynamic locations due to node mobility, and dynamic networks due to node/link failures. These problems are solved by proposing a ring-based hierarchy of proxies with bi-directional tokens. The proposed hierarchy is a combination of logical rings and logical trees, which takes advantage of the simplicity of logical rings and the scalability of logical trees. More i… Show more
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