Non-cooperative spectrum access: the dedicated vs. free spectrum choice
MobiHoc '11 Proceedings of the Twelfth ACM International Symposium on Mobile Ad Hoc Networking and Computing
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The tradeoffs between efficiency and reliability in M / M / N queueing systems subject to breakdowns are studied numerically. The dependence of the optimal number of servers on the system parameters is investigated under two different sets of assumptions about the pattern of breakdowns and repairs.