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© 2010 Taylor & Francis Group, LLC
by the classification model. e job of the OpenFlow-enabled switch
is to receive traffic arriving at specified interfaces and to execute fea-
ture actions on packets based on a flow table managed by the control-
ler. Extensions have been made so that the switch collects the features
defined with feature actions for each flow in the flow table and encap-
sulates the flow features to be sent to the controller.
To better use the system resource when extracting the flow features
required for traffic classification, we define a set of actions, each of
which can be performed upon a flow, to obtain one or more flo ...