This repository contains the sumo, c++ and ns3 files for your reference. Find step by step guide of integration of network simulator 3 and openflow switches at opensourceforu.com titled as A primer on software defined networking (SDN) and OpenFlow standard. Article link -
Modified code of ns3/src/ofswitch13/example is in the file ofswitch13-modify.cc
generated log is also provided.
SUMO folder contains files for generating vehicles for simulation in network simulator 3.