Am Montag, den 21.09.2020, 13:35 +0200 schrieb Johan Hovold: > Instead of falling back to "combined-interface" probing when detecting > broken union and call-management descriptors, assume all interfaces with > three endpoints are of "combined-interface" type. Hi, this just ignores a union header. I am afraid that is not correct. Could you move it into the !union_header clause? Regards Oliver