Restoration design with selective optical bypass in IP-over-optical networks

@article{Zhang2012RestorationDW,
  title={Restoration design with selective optical bypass in IP-over-optical networks},
  author={Qiong Zhang and A. L. Chiu and Xi Wang and Paparao Palacharla and Motoyoshi Sekiya},
  journal={OFC/NFOEC},
  year={2012},
  pages={1-3}
}
We propose a multi-layer restoration scheme that strategically selects a subset of IP links to be restored at the optical layer with the rest being restored at the IP layer, resulting in significant cost savings.