def openRevConnectWindow(self):
        # When get a RevConnect, create a 5-second window during
        # which errors are suppressed for outgoing connects.

        if self.rcWindow_dcall:
            self.rcWindow_dcall.reset(5.0)
            return

        def cb():
            del self.rcWindow_dcall

        self.rcWindow_dcall = reactor.callLater(5.0, cb)