def METHOD_NAME():
    ip_addr = convert_ip_str_to_ip_proto(self.cfg.ip)
    self._ec.activate_rules(
        imsi=self.cfg.imsi,
        msisdn=None,
        uplink_tunnel=None,
        ip_addr=ip_addr,
        apn_ambr=default_ambr_config,
        policies=self._policies,
        shard_id=0,
        local_f_teid_ng=0,
    )
    if self._esc:
        self._esc.activate_rules(
            imsi=self.cfg.imsi,
            msisdn=None,
            uplink_tunnel=None,
            ip_addr=ip_addr,
            apn_ambr=default_ambr_config,
            policies=self._policies,
            shard_id=0,
            local_f_teid_ng=0,
        )