This paper introduces the key optical devices, such as fiber, optical amplifier, laser and wavelength selective devices, and also several representative resource reservation protocols, including RFD, TAG and IBT.

• 论文介绍了光网络的主要器件，包括光纤、光放大器、光源和波长选择性器件等，以及目前有代表性的资源预约协议，包括RFD、TAG和IBT等；