040000 tree 1e57d6ace4daa2c8e11227ccad907343b6fa6e5b	core
040000 tree ffd2a9b625acc3f47114d838402fd2b2bd82ba01	devicemanager
040000 tree 1948a9b25cf014ffe974d0e80a5c10b0b2bd6d41	flowmanager
040000 tree 327c40fa42cd3688a7c425cce9f941550e6e2a1c	linkdiscovery
040000 tree 3b19f4c1ea9d8e90fc9e7a2ba69c674754644e51	routing