*** Welcome to piglix ***

Optical cross-connect


An optical cross-connect (OXC) is a device used by telecommunications carriers to switch high-speed optical signals in a fiber optic network, such as an optical mesh network.

There are several ways to realize an OXC:

An optical add-drop multiplexer (OADM) can be viewed as a special case of an OXC, where to node degree is two.


...
Wikipedia

...