Parolari, PaolaPaolaParolariGatto, AlbertoAlbertoGattoLuis, Ruben SoaresRuben SoaresLuisRademacher, GeorgGeorgRademacherPuttnam, Benjamin JamesBenjamin JamesPuttnamEmmerich, RobertRobertEmmerichSchubert, ColjaColjaSchubertFerri, GiuseppeGiuseppeFerriAchten, Frank J.Frank J.AchtenSillard, PierrePierreSillardMartelli, PaoloPaoloMartelliSciullo, Giammarco diGiammarco diSciulloGraziosi, FabioFabioGraziosiMarotta, AndreaAndreaMarottaMecozzi, A.A.MecozziAntonelli, CristianCristianAntonelliBoffi, PierpaoloPierpaoloBoffi2023-09-152023-09-152023https://publica.fraunhofer.de/handle/publica/45070810.23919/OFC49934.2023.101167162-s2.0-85161328245Space-division multiplexing can enhance node flexibility in urban networks by exploiting routing of weakly coupled mode groups. We demonstrate multi-hop Tb/s group routing in different switching scenarios in the deployed 15-mode fiber-ring in L'Aquila, Italy.enconference paper