Fig 1.
OpenFlow SDN model [36].
Fig 2.
SDN as a target vs. SDN as a network environment.
A) SDN as a network environment: The target is to overload specified destination(s). B) SDN as a target: The target is to overload SDN controller and switches.
Table 1.
User characteristics.
Fig 3.
Flow diagram of request packet processing in the controller.
Fig 4.
The detect time of user types.
Fig 5.
Emulation topology.
Fig 6.
Normal routing controller actions.
Table 2.
PC clients configurations.
Fig 7.
Flow tables in the experimental OpenvSwitch.
A) Under the control of the ASP-enabled controller. B) Under the control of the normal POX controller.
Table 3.
A part of CAIDA Anonymized Internet Traces Dataset.
Fig 8.
Number of flow entries in the switch.
Fig 9.
Number of request packets arriving at the controller.
Table 4.
Bandwidth occupation in the switches-controller channels.
Table 5.
Comparison between the experimental controllers.