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040000 tree f87ff726c010b01e7c4902a716bb2832333f0f29	core
040000 tree 963083eda7208a7f0015bace16ec47816ad11f4c	devicemanager
040000 tree 2455867017f44191afbe8735ad64c09df24f70fa	flowmanager
040000 tree 327c40fa42cd3688a7c425cce9f941550e6e2a1c	linkdiscovery
040000 tree 8649c34284b2ef0eca3daf5261e62d9502bbaacc	routing
040000 tree 23ac13c18cd9a588b4883390feb8802d463e3663	util