/dev/firecracker
Device file that br communicates with.
brconfig8
Configure the bottlerocket utility
Usage
brconfig
Overview
brconfig is used to simplify the configuration of br(1). You may run this program at any time to (re)configure br (bottlerocket).
The program will ask you what device your FireCracker interface is attached to. The full path of this device is then symlinked to from /dev/firecracker.