Raise an exception if tagMode in kwargs and tmos version < 11.6.0

        :param kwargs: dict -- keyword arguments for request
        :raises: TagModeDisallowedForTMOSVersion

def _check_tagmode_and_tmos_version(self, **kwargs):
        '''Raise an exception if tagMode in kwargs and tmos version < 11.6.0

        :param kwargs: dict -- keyword arguments for request
        :raises: TagModeDisallowedForTMOSVersion
        '''

        tmos_version = self._meta_data['bigip']._meta_data['tmos_version']
        if LooseVersion(tmos_version) < LooseVersion('11.6.0'):
            msg = "The parameter, 'tagMode', is not allowed against the " \
                "following version of TMOS: %s" % (tmos_version)
            if 'tagMode' in kwargs or hasattr(self, 'tagMode'):
                raise TagModeDisallowedForTMOSVersion(msg)