B-ISDN, SONET, SDH, and ATM for public communication network,LAN and MAN for private communication, including FDDI, slotted ring,and DQDB proposals.

• 以及公用通信网数字化、综合化、宽带化组成B-ISDN,同步光纤网,同步数字体系,异步转移方式; 专用通信网的局域网(LAN和MAN),光纤分布数据接口,分隙环(slotted ring),分布排队双总线等新建议。