Specifies the physical USB port of the adapter to use. The path
roots at @var{bus} and walks down the physical ports, with each
@var{port} option specifying a deeper level in the bus topology, the last
Specifies the physical USB port of the adapter to use. The path
roots at @var{bus} and walks down the physical ports, with each
@var{port} option specifying a deeper level in the bus topology, the last