def request(self, apdu):
        if _debug: ClientSSM._debug("request %r", apdu)

        # make sure it has a good source and destination
        apdu.pduSource = None
        apdu.pduDestination = self.remoteDevice.address

        # send it via the device
        self.ssmSAP.request(apdu)
This function is called by client transaction functions when it wants
dataset/ETHPy150Open JoelBender/bacpypes/py25/bacpypes/appservice.py/ClientSSM.request