> The issue with UPNP is not that it's misunderstood. The issue is that somebody implementing it has to pay hundreds of bucks to read the ISO. I think you can

> The issue with UPNP is not that it's misunderstood. The issue is that somebody implementing it has to pay hundreds of bucks to read the ISO. I think you can get the specs here: https://openconnectivity.org/developer/specifications/upnp-resources/upnp/ https://openconnectivity.org/developer/specifications/upnp-r... > On the other hand printers are working on your smartphones but not on your Linux desktop. I don't think this has anything to do with upnp? Most printers nowadays also support IPP (thanks to apple's cups push?), so ..