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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def clear_alert_destination(self, destination=0, channel=None):
 """Clear an alert destination Remove the specified alert destination configuration. :param destination: The destination to clear (defaults to 0) """

        if channel is None:
            channel = self.get_network_channel()
        self.set_alert_destination(
            '0.0.0.0', False, 0, 0, destination, channel)