A method of conjugate measuring network for on-line transmission performance monitoring of optical fiber digital communication is introduced here.

介绍了在线监测光纤数字通信线路传输性能的测试子网方法和测试结果。

youdao

A two-layer parallel optical interconnection network has been designed. The top layer was a star network, which was made up of digital routing nod, node computer and optical network interface CARDS.

在设计的双层光互连网络中，上层网络是星型连接，依靠数字路由结点进行通信。

youdao

Generic framing procedure(GFP) is a new brand of data-packet transmitting protocol on synchronous digital hierarchy(SDH), as well as on optical transport network(OTN).

通用成帧协议（GFP）不仅是光同步数字传输网上的传输协议，而且是光传输网上的新型数据包传输协议，它具有简单、多协议适配等优点。

youdao

And the product examples you cite attest to Alcatel's U.S. market leadership in the fast-growing optical submarine network, ADSL broadband Internet access and digital-loop carrier product areas.

FORBES: Readers Say

Metro networks have phone gear like digital cross-connects, which manage high-and low-speed traffic, and synchronous optical network (Sonet) systems, which come from fiber-optic phone networks.

FORBES: The God Box