'Start the network manager
:param self: A NetworkManager object
:type self: NetworkManager
:return: None
:rtype: None'

def start(self):

    for interface in pyw.interfaces():
        try:
            card = pyw.getcard(interface)
            mac_address = pyw.macget(card)
            adapter = NetworkAdapter(interface, card, mac_address)
            self._name_to_object[interface] = adapter
            interface_property_detector(adapter)
        except pyric.error as error:
            if ((error[0] == 93) or (error[0] == 19)):
                pass
            else:
                raise error
