Optical networks management and control: A review and recent challenges

N Andriolli, A Giorgetti, P Castoldi, G Cecchetti… - Optical Switching and …, 2022‏ - Elsevier
In the last twenty years, optical networks have witnessed recurrent changes in their
management and control architecture. In this paper, we present a historical timeline and a …

GNPy model of the physical layer for open and disaggregated optical networking

V Curri - Journal of optical communications and networking, 2022‏ - opg.optica.org
Networking technologies are fast evolving to support the request for ubiquitous Internet
access that is becoming a fundamental need for the modern and inclusive society, with a …

Scaling optical interconnects for hyperscale data center networks

C **e, B Zhang - Proceedings of the IEEE, 2022‏ - ieeexplore.ieee.org
Due to widespread applications and rapid development of cloud computing and Internet
services, hyperscale data centers have experienced an unprecedented demand for …

Scalable and disaggregated GGN approximation applied to a C+ L+ S optical network

A D'Amico, B Correia, E London, E Virgillito… - Journal of Lightwave …, 2022‏ - opg.optica.org
We investigate quality of transmission (QoT) estimation in a multi-band transmission
scenario, including a wideband description of the frequency-dependent physical layer …

Experimental demonstration of partially disaggregated optical network control using the physical layer digital twin

G Borraccini, S Straullu, A Giorgetti… - … on Network and …, 2023‏ - ieeexplore.ieee.org
Optical communications and networking are fast becoming the solution to support ever-
increasing data traffic across all segments of the network, expanding from core/metro …

Optical network security management: requirements, architecture, and efficient machine learning models for detection of evolving threats

M Furdek, C Natalino, A Di Giglio… - Journal of Optical …, 2021‏ - opg.optica.org
As the communication infrastructure that sustains critical societal services, optical networks
need to function in a secure and agile way. Thus, cognitive and automated security …

Network traffic analysis under emerging beyond-5G scenarios for multi-band optical technology adoption

M Ruiz, JA Hernández, M Quagliotti… - Journal of Optical …, 2023‏ - ieeexplore.ieee.org
The recently created ITU-T Focus Group Network 2030 is leading network operators to
identify the requirements and use cases that networks are expected to fulfill for the short …

Scalable filterless coherent point-to-multipoint metro network architecture

C Castro, A Napoli, M Porrega, J Bäck… - Journal of Optical …, 2023‏ - opg.optica.org
Metro aggregation is one of the fastest growing segments in telecommunications in terms of
data traffic. At the intersection of core and access, where coherent modules compete with …

Control of open and disaggregated transport networks using the Open Network Operating System (ONOS)

A Giorgetti, A Sgambelluri, R Casellas… - Journal of Optical …, 2020‏ - opg.optica.org
Use of disaggregated equipment in optical transport networks is emerging as an attractive
solution to bring flexibility and break vendor lock-in dependencies. The disaggregation …

OpenConfig and OpenROADM automation of operational modes in disaggregated optical networks

A Sgambelluri, A Giorgetti, D Scano, F Cugini… - Ieee …, 2020‏ - ieeexplore.ieee.org
OpenConfig and OpenROADM are emerging as the most relevant initiatives to support
partial disaggregation, in which the optical line system is provided by a single vendor while …