# by the time is_primary=True (primary) interface is reached, the device
# "eth%s" % interface, is not eth0. But, something like eth-4, or eth-12.
# This code sorts the interfaces, placing is_primary=True interfaces first.
# by the time is_primary=True (primary) interface is reached, the device
# "eth%s" % interface, is not eth0. But, something like eth-4, or eth-12.
# This code sorts the interfaces, placing is_primary=True interfaces first.