ANSI standard that enhances FDDI. FDDI II provides isochronous transmission for connectionless data circuits and connection-oriented voice and video circuits. Compare with FDDI.

• 美国国家标准化组织定义的FDDI的增强版本。它为无连接的数据传输和面向连接的声音和视频提供了同步传输机制。请对照FDDI.