On the path to open and disaggregated networks, a frequent cry is the need for greater “collaboration” between telcos and suppliers, between suppliers themselves, and a bunch of other stakeholders and interested parties from standards bodies to students, integrators to academics. That’s all very well, but what does that mean, and what does it look like in practice? Robert Curran gets a perspective from Katja Henke, Senior Innovation Project Manager at DT and a lynchpin of the high-profile i14y Lab consortium in Berlin.