diff --git a/vmware_nsxlib/v3/nsx_constants.py b/vmware_nsxlib/v3/nsx_constants.py
index a8c54848..194b51b6 100644
--- a/vmware_nsxlib/v3/nsx_constants.py
+++ b/vmware_nsxlib/v3/nsx_constants.py
@@ -149,6 +149,7 @@ NSX_VERSION_2_3_0 = '2.3.0'
 NSX_VERSION_2_4_0 = '2.4.0'
 NSX_VERSION_2_5_0 = '2.5.0'
 NSX_VERSION_3_0_0 = '3.0.0'
+NSX_VERSION_3_0_2 = '3.0.2'
 NSX_VERSION_3_1_0 = '3.1.0'
 
 # Features available depending on the NSX Manager backend version
diff --git a/vmware_nsxlib/v3/policy/core_defs.py b/vmware_nsxlib/v3/policy/core_defs.py
index 6a200607..b49e2b58 100644
--- a/vmware_nsxlib/v3/policy/core_defs.py
+++ b/vmware_nsxlib/v3/policy/core_defs.py
@@ -1165,13 +1165,18 @@ class SegmentPortDef(ResourceDef):
                     arg_name='init_state')
             self._set_attr_if_specified(body, 'init_state')
 
+        if (self.has_attr('extra_configs') and
+            self._version_dependant_attr_supported('extra_configs')):
+            self._set_attr_if_specified(body, 'extra_configs')
+
         return body
 
     @property
     def version_dependant_attr_map(self):
         return {'hyperbus_mode': nsx_constants.NSX_VERSION_3_0_0,
                 'admin_state': nsx_constants.NSX_VERSION_3_0_0,
-                'init_state': nsx_constants.NSX_VERSION_3_1_0}
+                'init_state': nsx_constants.NSX_VERSION_3_1_0,
+                'extra_configs': nsx_constants.NSX_VERSION_3_0_2}
 
 
 class SegmentBindingMapDefBase(ResourceDef):
diff --git a/vmware_nsxlib/v3/policy/core_resources.py b/vmware_nsxlib/v3/policy/core_resources.py
index 3b8ddb47..b1abf48f 100644
--- a/vmware_nsxlib/v3/policy/core_resources.py
+++ b/vmware_nsxlib/v3/policy/core_resources.py
@@ -2153,6 +2153,7 @@ class NsxPolicySegmentPortApi(NsxPolicyResourceBase):
                             hyperbus_mode=IGNORE,
                             admin_state=IGNORE,
                             init_state=IGNORE,
+                            extra_configs=IGNORE,
                             tags=IGNORE,
                             tenant=constants.POLICY_INFRA_TENANT):
 
@@ -2171,6 +2172,7 @@ class NsxPolicySegmentPortApi(NsxPolicyResourceBase):
                                   hyperbus_mode=hyperbus_mode,
                                   admin_state=admin_state,
                                   init_state=init_state,
+                                  extra_configs=extra_configs,
                                   tags=tags,
                                   tenant=tenant)
         self._create_or_store(port_def)
@@ -2201,6 +2203,7 @@ class NsxPolicySegmentPortApi(NsxPolicyResourceBase):
                address_bindings=IGNORE,
                hyperbus_mode=IGNORE,
                admin_state=IGNORE,
+               extra_configs=IGNORE,
                tags=IGNORE,
                tenant=constants.POLICY_INFRA_TENANT):
 
@@ -2211,6 +2214,7 @@ class NsxPolicySegmentPortApi(NsxPolicyResourceBase):
                      address_bindings=address_bindings,
                      hyperbus_mode=hyperbus_mode,
                      admin_state=admin_state,
+                     extra_configs=extra_configs,
                      tags=tags,
                      tenant=tenant)
 
@@ -2247,6 +2251,7 @@ class NsxPolicySegmentPortApi(NsxPolicyResourceBase):
                context_id=None,
                traffic_tag=None,
                hyperbus_mode=IGNORE,
+               extra_configs=IGNORE,
                tags=IGNORE,
                tenant=constants.POLICY_INFRA_TENANT):
 
@@ -2259,6 +2264,7 @@ class NsxPolicySegmentPortApi(NsxPolicyResourceBase):
                      context_id=context_id,
                      traffic_tag=traffic_tag,
                      hyperbus_mode=hyperbus_mode,
+                     extra_configs=extra_configs,
                      tags=tags,
                      tenant=tenant)