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QoS is based
on IETF Differentiated Services model
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Application
mix
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user traffic
(voice, streaming media, interactive data, bulk data)
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signaling (time
critical, non real-time)
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O&M (time
critical, non real-time)
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All of these
are mapped to services of the transport layer.
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Management
tasks
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monitoring
service quality
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optimal
provisioning of network resources
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consistent
deployment of DiffServ configurations
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