Abstract
The fair sharing of a common bandwidth among a user population is considered, in a Metropolitan Area Network based on hybrid TDM frames, dedicated to carrying both isochronous and asynchronous traffic types. The model can be applied, for instance, to a DQDB network, where asynchronous packets are handled as being part of a common distributed queue. Different classes of isochronous traffic are considered, according to their speed and originating user site. The slots in each frame are dynamically shared among all traffic types (isochronous and asynchronous), by controlling the admission of isochronous connection requests, and by periodically adjusting upper bounds on the number of isochronous slots that may be assigned to each traffic class. The upper bounds are updated on the basis of long-term averaged as well as instantaneous information, by attempting to minimize a cost function related to call blocking and packet delay. Simulation results show a fair sharing of the whole bandwidth and the achievement of a desired grade of service.
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© 1994 Springer Science+Business Media New York
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Bolla, R., Davoli, F., Maryni, P., Nobile, G., Pitzalis, G., Ricchebuono, A. (1994). Definition and Evaluation of an Adaptive Performance Management Strategy for a Hybrid TDM Network with Multiple Isochronous Traffic Classes. In: Frisch, I.T., Malek, M., Panwar, S.S. (eds) Network Management and Control. Springer, Boston, MA. https://doi.org/10.1007/978-1-4899-1298-5_42
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DOI: https://doi.org/10.1007/978-1-4899-1298-5_42
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