Freezing forwarding functionality to make the network greener

@article{Polverini2015FreezingFF,
  title={Freezing forwarding functionality to make the network greener},
  author={Marco Polverini and Antonio Cianfrani and Angelo Coiro and Marco Listanti and Roberto Bruschi},
  journal={Computer Networks},
  year={2015},
  volume={78},
  pages={26-41}
}