diff --git a/pkg/controllers/networkinfo/networkinfo_controller.go b/pkg/controllers/networkinfo/networkinfo_controller.go
index 19b69db9a..23a3da1ce 100644
--- a/pkg/controllers/networkinfo/networkinfo_controller.go
+++ b/pkg/controllers/networkinfo/networkinfo_controller.go
@@ -362,7 +362,11 @@ func (r *NetworkInfoReconciler) setupWithManager(mgr ctrl.Manager) error {
 
 // Start setup manager and launch GC
 func (r *NetworkInfoReconciler) Start(mgr ctrl.Manager) error {
-	err := r.setupWithManager(mgr)
+	err := r.RegisterAllNetworkInfo(context.Background())
+	if err != nil {
+		return err
+	}
+	err = r.setupWithManager(mgr)
 	if err != nil {
 		return err
 	}
@@ -373,6 +377,27 @@ func (r *NetworkInfoReconciler) Start(mgr ctrl.Manager) error {
 	return nil
 }
 
+func (r *NetworkInfoReconciler) RegisterAllNetworkInfo(ctx context.Context) error {
+	log.Info("Register all NetworkConfigurations")
+	var networkConfigList v1alpha1.VPCNetworkConfigurationList
+	if err := r.Client.List(ctx, &networkConfigList); err != nil {
+		log.Error(err, "Failed to list VPCNetworkConfigurations")
+		return err
+	}
+	for _, nconfig := range networkConfigList.Items {
+		vname := nconfig.GetName()
+		ninfo, err := buildNetworkConfigInfo(nconfig)
+		if err != nil {
+			log.Error(err, "build network config failed", "NetworkConfigInfo", vname)
+			return err
+		}
+		r.Service.RegisterVPCNetworkConfig(vname, *ninfo)
+		log.Info("Create network config and update to map", "NetworkConfigInfo", ninfo)
+	}
+	log.Info("Register all NetworkConfigurations successfully")
+	return nil
+}
+
 func (r *NetworkInfoReconciler) listNamespaceCRsNameIDSet(ctx context.Context) (sets.Set[string], sets.Set[string], error) {
 	// read all Namespaces from K8s
 	namespaces := &corev1.NamespaceList{}
diff --git a/pkg/controllers/networkinfo/networkinfo_controller_test.go b/pkg/controllers/networkinfo/networkinfo_controller_test.go
index 33f2df288..816b9583c 100644
--- a/pkg/controllers/networkinfo/networkinfo_controller_test.go
+++ b/pkg/controllers/networkinfo/networkinfo_controller_test.go
@@ -1350,3 +1350,63 @@ func TestSyncPreCreatedVpcIPs(t *testing.T) {
 	requests := getQueuedReqs(r.queue)
 	assert.ElementsMatch(t, expRequests, requests)
 }
+
+func TestRegisterAllNetworkInfo(t *testing.T) {
+	// list return nil
+	r := createNetworkInfoReconciler(nil)
+	err := r.RegisterAllNetworkInfo(context.Background())
+	assert.NoError(t, err)
+
+	mockClient := mock_client.NewMockClient(gomock.NewController(t))
+	r.Client = mockClient
+
+	// list return error
+	mockClient.EXPECT().List(gomock.Any(), gomock.Any(), gomock.Any()).Return(errors.New("list error"))
+	err = r.RegisterAllNetworkInfo(context.Background())
+	assert.Equal(t, err, errors.New("list error"))
+
+	// list return network config which path is invalid
+	networkConfigList := v1alpha1.VPCNetworkConfigurationList{
+		Items: []v1alpha1.VPCNetworkConfiguration{
+			{
+				// Populate with necessary fields
+				ObjectMeta: metav1.ObjectMeta{
+					Name: "vpc-name",
+				},
+			},
+		},
+	}
+	mockClient.EXPECT().List(gomock.Any(), gomock.Any(), gomock.Any()).DoAndReturn(
+		func(ctx context.Context, list client.ObjectList, opts ...client.ListOption) error {
+			// Set the value of the list parameter
+			*list.(*v1alpha1.VPCNetworkConfigurationList) = networkConfigList
+			return nil
+		},
+	)
+	err = r.RegisterAllNetworkInfo(context.Background())
+	assert.Equal(t, err, errors.New("invalid NSX project path"))
+
+	// list return network config which path is valid
+	networkConfigList = v1alpha1.VPCNetworkConfigurationList{
+		Items: []v1alpha1.VPCNetworkConfiguration{
+			{
+				// Populate with necessary fields
+				ObjectMeta: metav1.ObjectMeta{
+					Name: "vpc-name",
+				},
+				Spec: v1alpha1.VPCNetworkConfigurationSpec{
+					NSXProject: "/orgs/defautl/projects/project-quality/vpcs/vpc-test",
+				},
+			},
+		},
+	}
+	mockClient.EXPECT().List(gomock.Any(), gomock.Any(), gomock.Any()).DoAndReturn(
+		func(ctx context.Context, list client.ObjectList, opts ...client.ListOption) error {
+			// Set the value of the list parameter
+			*list.(*v1alpha1.VPCNetworkConfigurationList) = networkConfigList
+			return nil
+		},
+	)
+	err = r.RegisterAllNetworkInfo(context.Background())
+	assert.NoError(t, err)
+}