Network Manager has long names for ethernet devices in parentheses: eth0 might be shown as Ethernet Networks (Intel Ethernet Connection I217-LM)
in the dropdown menu.
Is there a way to list these names from the command line (using nmcli?)- or even better also show the ifconfig name for them in the same output?
This is using 16.04 with nmcli 1.2.6.
The comments above got me far enough to be able to figure out the answer: