a) Traditional WDM networks with fixed spacing grid (50GHz); (b)

Optical spectrum at the output of the DSF, (a) before filtering

Transmission loss spectra from port IN to ports THROUGH and DROP

Flow diagram of a generic approach to operate a flexible network

ToR-ToR cross-DCN connection through metro/core Networks

Flow diagram of a generic approach to operate a flexible network

Figure C.1: A broadcast-and-select architecture as proposed in

Configuration of the B&S OTDM switching system.

Structure used to model the switch switching fabrics is denoted by

Eye diagrams of the generated 40Gbaud QPSK signal (a) and 40 Gbaud

Transmission loss spectra from port IN to ports THROUGH and DROP

The switch fabric in each network node can utilize the O/E/O