'Maps (or points) a cloud IP address at a server\'s interface
or a load balancer to allow them to respond to public requests
@note: This is an API extension for use on Brightbox
:param  cloud_ip_id: The id of the cloud ip.
:type   cloud_ip_id: ``str``
:param  interface_id: The Interface ID or LoadBalancer ID to
which this Cloud IP should be mapped to
:type   interface_id: ``str``
:return: True if the mapping was successful.
:rtype: ``bool``'

def ex_map_cloud_ip(self, cloud_ip_id, interface_id):

    response = self._post(('/%s/cloud_ips/%s/map' % (self.api_version, cloud_ip_id)), {'destination': interface_id})
    return (response.status == httplib.ACCEPTED)
