With the development of the Ethernet technology, there is a direction of applying Ethernet technology to industrial field to improve the quality of industry and the level of automatization.

• 随着以太网技术的不断发展，为了提高工业的整体素质与企业的自动化与信息化水平，将以太网技术应用于工业领域已经成为国内外工业控制领域研究的热点。