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V. Liberatore
Pervasive Computing
QoS
Application
and middleware
nRemediate network vagaries
Network
layer
nMap to data link QoS
nQoS in multihop networks
Data
link
nE.g., priorities
Application
(the control
application, e.g., close-lever)
Middleware
(common to
multiple applications, e.g.,
resource discovery)
Transport
(e.g., TCP, RTP/UDP)
Data
Link
(low level communication,
e.g. Ethernet, 802.11,
CAN, etc.)
Network
(convergence layer: IP)
