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| QoS
Routing: Find Routes satisfying QoS |
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| constraints |
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| n | Link
state metrics should be available and |
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| manageable |
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| n | Link
quality changes quickly and continuously |
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to node movement and surrounding changes |
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| n | Computational
cost and protocol overhead affect |
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| the
performance of the QoS routing protocol |
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| n | Protocol
performance evaluation is complex |
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