diff --git a/tests/TestSuite_sriov_kvm.py b/tests/TestSuite_sriov_kvm.py
index d9f239e3..64247def 100644
--- a/tests/TestSuite_sriov_kvm.py
+++ b/tests/TestSuite_sriov_kvm.py
@@ -438,73 +438,6 @@ class TestSriovKvm(TestCase):
             if not self.port_mirror_ref[port]:
                 self.port_mirror_ref.pop(port)
 
-    def set_port_mirror_rule(self, port, mirror_name, rule_detail):
-        """
-        Set the mirror rule for specified port.
-        """
-        port = self.transform_integer(port)
-
-        rule_id = self.make_port_new_ruleid(port)
-
-        mirror_rule_cmd = "set port %d mirror-rule %d %s %s" % \
-                          (port, rule_id, mirror_name, rule_detail)
-        out = self.dut.send_expect("%s" % mirror_rule_cmd, "testpmd> ")
-        self.verify('Bad arguments' not in out, "Set port %d %s failed!" %
-                    (port, mirror_name))
-
-        self.add_port_ruleid(port, rule_id)
-        return rule_id
-
-    def set_port_pool_mirror(self, port, pool_mirror_rule):
-        """
-        Set the pool mirror for specified port.
-        """
-        return self.set_port_mirror_rule(port, 'pool-mirror-up', pool_mirror_rule)
-
-    def set_port_vlan_mirror(self, port, vlan_mirror_rule):
-        """
-        Set the vlan mirror for specified port.
-        """
-        return self.set_port_mirror_rule(port, 'vlan-mirror', vlan_mirror_rule)
-
-    def set_port_uplink_mirror(self, port, uplink_mirror_rule):
-        """
-        Set the uplink mirror for specified port.
-        """
-        return self.set_port_mirror_rule(port, 'uplink-mirror', uplink_mirror_rule)
-
-    def set_port_downlink_mirror(self, port, downlink_mirror_rule):
-        """
-        Set the downlink mirror for specified port.
-        """
-        return self.set_port_mirror_rule(port, 'downlink-mirror', downlink_mirror_rule)
-
-    def reset_port_mirror_rule(self, port, rule_id):
-        """
-        Reset the pool mirror for specified port.
-        """
-        port = self.transform_integer(port)
-        rule_id = self.transform_integer(rule_id)
-
-        mirror_rule_cmd = "reset port %d mirror-rule %d" % (port, rule_id)
-        out = self.dut.send_expect("%s" % mirror_rule_cmd, "testpmd> ")
-        self.verify("Bad arguments" not in out,
-                    "Reset port %d mirror rule failed!")
-
-        self.remove_port_ruleid(port, rule_id)
-
-    def reset_port_all_mirror_rule(self, port):
-        """
-        Reset all mirror rules of specified port.
-        """
-        port = self.transform_integer(port)
-
-        if port not in list(self.port_mirror_ref.keys()):
-            pass
-        else:
-            for rule_id in self.port_mirror_ref[port][:]:
-                self.reset_port_mirror_rule(port, rule_id)
-
     def setup_two_vm_common_prerequisite(self, fwd0="rxonly", fwd1="mac"):
 
         if self.setup_2vm_prerequisite_flag == 1:
@@ -592,339 +525,6 @@ class TestSriovKvm(TestCase):
             ret_stats[key] = end_stats[key] - start_stats[key]
         return ret_stats
 
-    def test_two_vms_pool_up_mirrors(self):
-        """
-        Test Case2: Mirror Traffic between 2VMs with Pool up mirroring
-        """
-        port_id_0 = 0
-        packet_num = 10
-
-        # set Pool up mirror rule
-        rule_id = self.set_port_pool_mirror(port_id_0, '0x1 dst-pool 1 on')
-
-        # get vm1 port stats
-        vm1_start_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # send 10 packets
-        self.send_packet(
-            self.vm_dut_0, self.vm0_dut_ports, port_id_0, count=packet_num)
-
-        # get vm1 port stats
-        vm1_end_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # verify vm1 receive packets
-        vm1_ret_stats = self.calculate_stats(vm1_start_stats, vm1_end_stats)
-        self.verify(vm1_ret_stats['RX-packets'] == packet_num and vm1_ret_stats['TX-packets'] == packet_num,
-                    "Pool up mirror failed between VM0 and VM1!")
-
-    def test_two_vms_pool_down_mirrors(self):
-        """
-        Test Case3: Mirror Traffic between 2VMs with Pool down mirroring
-        """
-        port_id_0 = 0
-        mirror_name = "pool-mirror-down"
-        packet_num = 32
-
-        # set up common 2VM prerequisites
-        self.setup_two_vm_common_prerequisite(fwd0="mac", fwd1="rxonly")
-
-        # set Pool down mirror rule
-        rule_id = self.set_port_mirror_rule(port_id_0, mirror_name, '0x1 dst-pool 1 on')
-
-        # get vm port stats
-        vm0_start_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-        vm1_start_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # send packets
-        self.vm0_testpmd.execute_cmd('stop')
-        self.vm0_testpmd.execute_cmd('start tx_first')
-
-        # get vm port stats
-        vm0_end_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-        vm1_end_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # verify vm1 receive packets
-        vm0_ret_stats = self.calculate_stats(vm0_start_stats, vm0_end_stats)
-        vm1_ret_stats = self.calculate_stats(vm1_start_stats, vm1_end_stats)
-
-        self.verify(vm1_ret_stats['RX-packets'] == vm0_ret_stats['TX-packets'] and vm1_ret_stats['RX-packets'] == packet_num,
-                    "Pool down mirror failed between VM0 and VM1!")
-
-    def test_two_vms_uplink_mirror(self):
-        """
-        Test Case4: Mirror Traffic between 2VMs with Uplink mirroring
-        """
-        port_id_0 = 0
-        packet_num = 10
-
-        # set uplink mirror rule
-        rule_id = self.set_port_uplink_mirror(port_id_0, 'dst-pool 1 on')
-
-        # get vm1 port stats
-        vm1_start_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # send packets
-        self.send_packet(
-            self.vm_dut_0, self.vm0_dut_ports, port_id_0, count=packet_num)
-
-        # get vm1 port stats
-        vm1_end_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # verify vm1 receive packets
-        vm1_ret_stats = self.calculate_stats(vm1_start_stats, vm1_end_stats)
-
-        self.verify(vm1_ret_stats['RX-packets'] >= packet_num and vm1_ret_stats['TX-packets'] >= packet_num,
-                    "Uplink mirror failed between VM0 and VM1!")
-
-    def test_two_vms_downlink_mirror(self):
-        """
-        Test Case5: Mirror Traffic between 2VMs with Downlink mirroring
-        """
-        port_id_0 = 0
-        packet_num = 32
-
-        # set downlink mirror rule
-        rule_id = self.set_port_downlink_mirror(port_id_0, 'dst-pool 1 on')
-
-        # set up common 2VM prerequisites
-        self.setup_two_vm_common_prerequisite(fwd0="mac", fwd1="rxonly")
-
-        # get vms port stats
-        vm0_start_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-        vm1_start_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # send packets
-        self.vm0_testpmd.execute_cmd('stop')
-        self.vm0_testpmd.execute_cmd('start tx_first')
-
-        # get vms port stats
-        vm0_end_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-        vm1_end_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # verify vm1 receive packets
-        vm0_ret_stats = self.calculate_stats(vm0_start_stats, vm0_end_stats)
-        vm1_ret_stats = self.calculate_stats(vm1_start_stats, vm1_end_stats)
-
-        self.verify(vm1_ret_stats['RX-packets'] == vm0_ret_stats['TX-packets'] and vm1_ret_stats['RX-packets'] == packet_num,
-                    "Downlink mirror failed between VM0 and VM1!")
-
-    def test_two_vms_vlan_mirror(self):
-        """
-        Test Case6: Mirror Traffic between 2VMs with Vlan mirroring
-        """
-        port_id_0 = 0
-        vlan_id = random.randint(1, 4095)
-        vf_mask = '0x1'
-        packet_num = 10
-
-        # set up common 2VM prerequisites
-        self.setup_two_vm_common_prerequisite(fwd0="mac", fwd1="rxonly")
-
-        # add rx vlan on VF0
-        self.host_testpmd.execute_cmd('rx_vlan add %d port %d vf %s' % (vlan_id, port_id_0, vf_mask))
-
-        # set vlan mirror rule
-        rule_id = self.set_port_vlan_mirror(port_id_0, '%d dst-pool 1 on' % vlan_id)
-
-        # get vm port stats
-        vm1_start_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # send packets
-        ether_ip = {}
-        ether_ip['vlan'] = {'vlan': '%d' % vlan_id}
-        self.send_packet(
-            self.vm_dut_0,
-            self.vm0_dut_ports,
-            port_id_0,
-            count=packet_num,
-            **ether_ip)
-
-        # get vm port stats
-        vm1_end_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # reset pf vlan
-        self.host_testpmd.execute_cmd('rx_vlan rm %d port %d vf %s' % (vlan_id, port_id_0, vf_mask))
-
-        # verify vm1 receive packets
-        vm1_ret_stats = self.calculate_stats(vm1_start_stats, vm1_end_stats)
-
-        self.verify(vm1_ret_stats['RX-packets'] == packet_num * 2, "Vlan mirror failed between VM0 and VM1!")
-
-    def test_two_vms_vlan_and_pool_mirror(self):
-        self.setup_2vm_prerequisite_flag = 0
-        self.vm0_testpmd.execute_cmd('vlan set strip on 0')
-        self.vm1_testpmd.execute_cmd('vlan set strip on 0')
-        port_id_0 = 0
-        vlan_id = 3
-        vf_mask = '0x2'
-        packet_num = 10
-
-        self.host_testpmd.execute_cmd(
-            'rx_vlan add %d port %d vf %s' % (vlan_id, port_id_0, vf_mask))
-        self.set_port_pool_mirror(port_id_0, '0x1 dst-pool 1 on')
-        self.set_port_vlan_mirror(port_id_0, '%d dst-pool 0 on' % vlan_id)
-
-        vm1_start_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-        self.send_packet(
-            self.vm_dut_0,
-            self.vm0_dut_ports,
-            port_id_0,
-            count=packet_num)
-        vm1_end_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        vm1_ret_stats = self.calculate_stats(vm1_start_stats, vm1_end_stats)
-
-        self.verify(vm1_ret_stats['RX-packets'] == packet_num and
-                    vm1_ret_stats['TX-packets'] == packet_num,
-                    "Pool mirror failed between VM0 and VM1 when set vlan and pool mirror!")
-
-        vm0_start_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-        ether_ip = {}
-        ether_ip['vlan'] = {'vlan': '%d' % vlan_id}
-        self.send_packet(
-            self.vm_dut_1,
-            self.vm1_dut_ports,
-            port_id_0,
-            count=10 *
-                  packet_num,
-            **ether_ip)
-        vm0_end_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-
-        vm0_ret_stats = self.calculate_stats(vm0_start_stats, vm0_end_stats)
-
-        self.host_testpmd.execute_cmd(
-            'rx_vlan rm %d port %d vf %s' % (vlan_id, port_id_0, vf_mask))
-        self.reset_port_all_mirror_rule(port_id_0)
-        self.verify(self.vm0_testpmd.check_tx_bytes(vm0_ret_stats['RX-packets'], 10 * packet_num),
-                    "Vlan mirror failed between VM0 and VM1 when set vlan and pool mirror!")
-
-    def test_two_vms_uplink_and_downlink_mirror(self):
-        """
-        Test Case7: Mirror Traffic between 2VMs with up link mirroring & down link mirroring
-        """
-        port_id_0 = 0
-        packet_num = 10
-
-        # set up common 2VM prerequisites
-        self.setup_two_vm_common_prerequisite(fwd0="mac", fwd1="rxonly")
-
-        # set mirror rule
-        self.set_port_downlink_mirror(port_id_0, 'dst-pool 1 on')
-        self.set_port_uplink_mirror(port_id_0, 'dst-pool 1 on')
-
-        # get vm1 port stats
-        vm1_start_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # send packets
-        self.send_packet(self.vm_dut_0, self.vm0_dut_ports, port_id_0, count=packet_num)
-
-        # get vm1 port stats
-        vm1_end_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # verify vm1 receive packets
-        vm1_ret_stats = self.calculate_stats(vm1_start_stats, vm1_end_stats)
-        try:
-            self.verify(vm1_ret_stats['RX-packets'] == packet_num * 2, "failed")
-        except:
-            self.reset_port_all_mirror_rule(port_id_0)
-            raise ("Set uplink and downlink mirror failed!")
-
-    def test_two_vms_vlan_and_pool_and_uplink_and_downlink(self):
-        """
-        Test Case8: Mirror Traffic between 2VMs with Vlan & with up link mirroring & down link mirroring
-        """
-        port_id_0 = 0
-        vlan_id = random.randint(1, 4095)
-        vf_mask = '0x2'
-        packet_num = 1
-
-        # set up common 2VM prerequisites
-        self.setup_two_vm_common_prerequisite(fwd0="mac", fwd1="rxonly")
-
-        # set mirror rule
-        self.set_port_pool_mirror(port_id_0, '0x1 dst-pool 1 on')
-        self.set_port_downlink_mirror(port_id_0, 'dst-pool 1 on')
-
-        if self.nic.startswith('niantic') or self.nic.startswith('sage') or self.nic.startswith('twinpond'):
-            self.set_port_uplink_mirror(port_id_0, 'dst-pool 1 on')
-
-            # get vm port stats
-            vm1_start_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-            vm0_start_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-
-            # send packets
-            self.vm0_testpmd.execute_cmd('stop')
-            self.vm0_testpmd.execute_cmd('set fwd rxonly')
-            self.vm0_testpmd.execute_cmd('start tx_first')
-
-            # get vm port stats
-            vm0_end_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-            vm1_end_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-            # verify vm1 receive packets
-            vm0_ret_stats = self.calculate_stats(vm0_start_stats, vm0_end_stats)
-            vm1_ret_stats = self.calculate_stats(vm1_start_stats, vm1_end_stats)
-
-            self.verify(vm1_ret_stats['RX-packets'] == vm0_ret_stats['TX-packets'], "uplink &downlink mirror failed between VM0 and VM1")
-
-        # set vlan mirror rule
-        self.host_testpmd.execute_cmd("rx_vlan add %d port %d vf %s" % (vlan_id, port_id_0, vf_mask))
-        self.set_port_vlan_mirror(port_id_0, '%d dst-pool 0 on' % vlan_id)
-
-        # get vm port stats
-        vm0_start_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-        vm1_start_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # send packets
-        ether_ip = {}
-        ether_ip['vlan'] = {'vlan': '%d' % vlan_id}
-        self.send_packet(
-            self.vm_dut_1,
-            self.vm1_dut_ports,
-            port_id_0,
-            count=packet_num,
-            **ether_ip)
-        # get vm port stats
-        vm0_end_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-        vm1_end_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # verify vm1 receive packets
-        vm0_ret_stats = self.calculate_stats(vm0_start_stats, vm0_end_stats)
-        vm1_ret_stats = self.calculate_stats(vm1_start_stats, vm1_end_stats)
-
-        try:
-            if self.nic.startswith('niantic') or self.nic.startswith('sage') or self.nic.startswith('twinpond'):
-                self.verify(vm0_ret_stats['RX-packets'] == packet_num and vm1_ret_stats['RX-packets'] == packet_num,
-                            "vlan mirror failed between VM0 and VM1")
-            else:
-                self.verify(vm0_ret_stats['RX-packets'] == packet_num and vm1_ret_stats['RX-packets'] == 2 * packet_num,
-                            "vlan&downlink mirror failed between VM0 and VM1")
-        except:
-            self.host_testpmd.execute_cmd("rx_vlan rm %d port %d vf %s" % (vlan_id, port_id_0, vf_mask))
-            raise ("vlan mirror or downlink mirror failed between VM0 and VM1")
-
-        # get vm port stats
-        vm0_start_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-        vm1_start_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-        # send packets
-        self.send_packet(
-            self.vm_dut_0,
-            self.vm0_dut_ports,
-            port_id_0,
-            count=packet_num)
-        # get vm port stats
-        vm0_end_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
-        vm1_end_stats = self.vm1_testpmd.get_pmd_stats(port_id_0)
-
-        # reset pf vlan
-        self.host_testpmd.execute_cmd("rx_vlan rm %d port %d vf %s" % (vlan_id, port_id_0, vf_mask))
-
-        # verify vm1 receive packets
-        vm0_ret_stats = self.calculate_stats(vm0_start_stats, vm0_end_stats)
-        vm1_ret_stats = self.calculate_stats(vm1_start_stats, vm1_end_stats)
-        self.verify(vm0_ret_stats['RX-packets'] == packet_num and vm1_ret_stats['RX-packets'] == packet_num,
-                    "uplink mirror failed between VM0 and VM1")
-
     def test_two_vms_add_multi_exact_mac_on_vf(self):
         port_id_0 = 0
         vf_num = 0
@@ -1182,36 +782,8 @@ class TestSriovKvm(TestCase):
                             "Disable RX broadcast failed between VM0 and VM1 " +
                             "when enable or pause TX queues on VF!")
 
-    def test_two_vms_negative_input_commands(self):
-        for command in ["set port 0 vf 65 tx on",
-                        "set port 2 vf -1 tx off",
-                        "set port 0 vf 0 rx oneee",
-                        "set port 0 vf 0 rx offdd",
-                        "set port 0 vf 64 rxmode BAM on",
-                        "set port 0 vf 64 rxmode BAM off",
-                        "set port 0 uta 00:11:22:33:44 on",
-                        "set port 7 uta 00:55:44:33:22:11 off",
-                        "set port 0 vf 34 rxmode ROPE on",
-                        "mac_addr add port 0 vf 65 00:55:44:33:22:11",
-                        "mac_addr add port 5 vf 0 00:55:44:88:22:11",
-                        "set port 0 mirror-rule 256 uplink-mirror dst-pool 1 on",
-                        "set port 0 mirror-rule 0 downlink-mirror 0xf dst-pool 2 off",
-                        "reset port 0 mirror-rule 4",
-                        "reset port 0xff mirror-rule 0"]:
-            output = self.host_testpmd.execute_cmd(command)
-            error = False
-
-            for error_regx in [r'Bad', r'bad', r'failed', r'-[0-9]+', r'error', r'Invalid']:
-                ret_regx = re.search(error_regx, output)
-                if ret_regx and ret_regx.group():
-                    error = True
-                    break
-            self.verify(
-                error, "Execute command '%s' successfully, it should be failed!" % command)
-
     def tear_down(self):
         port_id_0 = 0
-        self.reset_port_all_mirror_rule(port_id_0)
         self.vm0_testpmd.execute_cmd('clear port stats all')
         self.vm1_testpmd.execute_cmd('clear port stats all')
         self.vm0_testpmd.execute_cmd('stop')
