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Problem definition and context
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Problem: Achieve the synchronization of a set of
geographically
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separated
clocks located in every node of a minimum-infrastructure
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wireless network
(single-hop or multi-hop).
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NS has been
used to enable and enhance the performance of MAC,
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and management
protocols for Wireless Networks; NS can be viewed as
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a QoS enabler
functionality.
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NS is one of
the key functions that enable the co-ordination of packet
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transmissions
in the mesh network variant of the IEEE 802.16 standard,
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and for power
and channel management in IEEE 802.11.
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