diff --git a/os_net_config/tests/test_utils.py b/os_net_config/tests/test_utils.py
index 5b10a159..d66f8cb2 100644
--- a/os_net_config/tests/test_utils.py
+++ b/os_net_config/tests/test_utils.py
@@ -838,6 +838,11 @@ class TestUtils(base.TestCase):
         tmpdir = tempfile.mkdtemp()
         self.stub_out('os_net_config.common.SYS_CLASS_NET', tmpdir)
 
+        def test_get_pci_addr(interface_name, noop):
+            return "0000:18:00.2"
+        self.stub_out('os_net_config.utils.get_pci_address',
+                      test_get_pci_addr)
+
         # SR-IOV PF = ens802f0
         # SR-IOV VF = enp129s2
         for nic in ['ens802f0', 'enp129s2']:
diff --git a/os_net_config/utils.py b/os_net_config/utils.py
index 81bbe9bb..bbcd4100 100644
--- a/os_net_config/utils.py
+++ b/os_net_config/utils.py
@@ -105,6 +105,19 @@ def is_real_nic(interface_name):
         return False
 
 
+def is_representor_port_by_name(interface_name):
+
+    is_representor_port = False
+
+    bus_info = get_pci_address(interface_name, noop=False)
+    if not bus_info:
+        is_representor_port = True
+    logger.debug("nics %s pci_addr is: %s" %
+                 (interface_name, bus_info))
+
+    return is_representor_port
+
+
 def _is_available_nic(interface_name, check_active=True):
     try:
         if interface_name == 'lo':
@@ -128,6 +141,12 @@ def _is_available_nic(interface_name, check_active=True):
         if common.is_vf_by_name(interface_name):
             return False
 
+        # If switchdev(offload) is enabled in a PF interface, there
+        # will be additional representator ports. It has to be ignored.
+        # Representator INTF will not have any pci_addr set
+        if is_representor_port_by_name(interface_name):
+            return False
+
         # nic is available
         return True