ndnSIM

int faceNumber = 0;

std::vector<uint16_t> originalMetric(uint32_t(l3->getForwarder()->getFaceTable().size()));

for (auto& i : l3->getForwarder()->getFaceTable()) {

shared_ptr<Face> nfdFace = std::dynamic_pointer_cast<Face>(i);

originalMetric[uint32_t(faceNumber)] = nfdFace->getMetric();

nfdFace->setMetric(std::numeric_limits<uint16_t>::max() - 1);

// value std::numeric_limits<uint16_t>::max () MUST NOT be used (reserved)

}

}

// enabling only faceId

boost::DistancesMap distances;

// recover original interface statuses

faceNumber = 0;

for (auto& i : l3->getForwarder()->getFaceTable()) {

shared_ptr<Face> face = std::dynamic_pointer_cast<Face>(i);

face->setMetric(originalMetric[faceNumber]);

}

}

}