中文摘要：

OTN是新一代大容量传送网络组网技术,目前初具规模的商用与其标准化程度密切相关。本文分别从OTN国际标准化和OTN国内标准化两个方面对OTN标准的发展现状进行了介绍,同时对于OTN技术未来的发展趋势进行了探讨。

英文摘要：

OTN is the new generation networking technology for large capacity transport network, and its current commercial application of certain scale is closely related to OTN standardization process. International and national standardization status related to OTN are introduced in this paper,respectively. Furthermore, the viewpoint on the development trend of OTN technology is also presented in this paper.