def METHOD_NAME(self):
    """
        Delete one of the existing subscribers
    """
    imsi_1 = 'IMSI010000000088888'
    other_mac = '5e:cc:cc:b1:aa:aa'
    # Delete subscriber with UE MAC_1 address
    self.ue_mac_controller.delete_ue_mac_flow(imsi_1, self.UE_MAC_1)
    # Create a set of packets
    pkt_sender = ScapyPacketInjector(self.BRIDGE)
    # Only send downlink as the pkt_sender sends pkts from in_port=LOCAL
    removed_ue_packet = EtherPacketBuilder() \
        .set_ether_layer(self.UE_MAC_1, other_mac) \
        .build()
    remaining_ue_packet = EtherPacketBuilder() \
        .set_ether_layer(self.UE_MAC_2, other_mac) \
        .build()
    # Ensure the first query doesn't match anything
    # And the second query still does
    flow_queries = [
        FlowQuery(
            self._tbl_num, self.testing_controller,
            match=MagmaMatch(eth_dst=self.UE_MAC_1),
        ),
        FlowQuery(
            self._tbl_num, self.testing_controller,
            match=MagmaMatch(eth_dst=self.UE_MAC_2),
        ),
    ]
    # =========================== Verification ===========================
    # Verify flows installed and 1 total pkt matched
    flow_verifier = FlowVerifier(
        [
            FlowTest(
                FlowQuery(self._tbl_num, self.testing_controller), 1,
                3,
            ),
            FlowTest(flow_queries[0], 0, 0),
            FlowTest(flow_queries[1], 1, 1),
        ], lambda: wait_after_send(self.testing_controller),
    )
    snapshot_verifier = SnapshotVerifier(
        self, self.BRIDGE,
        self.service_manager,
    )
    with flow_verifier, snapshot_verifier:
        pkt_sender.send(removed_ue_packet)
        pkt_sender.send(remaining_ue_packet)
    flow_verifier.verify()