Additional information:
It was a happy accident that gnome-control-manager worked for me when I
configured it. The configuration consists of a single embedded device
connected to the wired port and the hotel ISP connected to the USB port.
Had I switched them, it would not work.
The embedded
Public bug reported:
I'd like to configure two wired connections: One to the outside world
via DHCP, the other shared to other computers.
When attempting this, unpredictable behavior happens: the two wired
connections are conflated with each other.
Doing this with a wired connection and
