HUANG Li yan. Optical transport network layered structure and characteristic information of network node interface[J]. 2002,(2):7-10. DOI: 10.13756/j.gtxyj.2002.02.002.
The standardized network node interface information structure is necessary for networks inter working
it provides the product specifications and design eriteria for equipment manufacturers. The paper introduces optical transport network layered structure and the characteristic information of node interface.