Davide Cherubini - PhD Thesis - UniCA Eprints

List of Figures1.1 Structure of the thesis . . . . . . . . . . . . . . . . . . . . . . . . 32.1 Single and multiple paths . . . . . . . . . . . . . . . . . . . . . . . . 72.2 MPLS packet delivery mechanism . . . . . . . . . . . . . . . . . . 92.3 Failure restoration schemes . . . . . . . . . . . . . . . . . . . . . . 133.1 Cost function depends on link utilization . . . . . . . . . . . . . . 155.1 Exporting IP attributes to NetFlow cache . . . . . . . . . . . . . 295.2 NetFlow cache . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305.3 NetFlow collector architecture . . . . . . . . . . . . . . . . . . . . 315.4 flow-print example . . . . . . . . . . . . . . . . . . . . . . . . . . 335.5 Logical topology of the ICELab benchmark network . . . . . . . . 365.6 ICEFlow screenshot of the traffic flowing in test network . . . . . 375.7 ICEFlow index page . . . . . . . . . . . . . . . . . . . . . . . . . 385.8 Selecting the desired direction to be monitored . . . . . . . . . . . 395.9 Selecting the desired options . . . . . . . . . . . . . . . . . . . . . 405.10 Graphical view of the traffic . . . . . . . . . . . . . . . . . . . . . 416.1 Aggregating flows per source node . . . . . . . . . . . . . . . . . . . 576.2 Rerouting flows in case of edge failure . . . . . . . . . . . . . . . . . 586.3 Example of solution . . . . . . . . . . . . . . . . . . . . . . . . . . 596.4 Flow decomposition solutions . . . . . . . . . . . . . . . . . . . . . . 607.1 Logical topology of the synthetic network . . . . . . . . . . . . . . 667.2 The IBCN network topology . . . . . . . . . . . . . . . . . . . . . 69viii