Introduction to the ONDM 2023 special issue

Abstract

This JOCN special issue contains extended versions of selected papers presented at the 27th International Conference on Optical Network Design and Modeling (ONDM 2023), which took place on 8 11 May 2023 at the University of Coimbra, Coimbra, Portugal. The articles in this special issue contain several current topics of optical networking research: quality of transmission (QoT) estimation and its importance in network control and optimization, strategies to reduce power consumption in optical networks, analysis of optical network resilience from the link level up to inter-carrier networks, and strategies to upgrade long-haul quantum key distribution networks.