diff --git a/engine/schema/src/com/cloud/network/dao/PhysicalNetworkIsolationMethodDao.java b/engine/schema/src/com/cloud/network/dao/PhysicalNetworkIsolationMethodDao.java
new file mode 100644
index 00000000000..a4e1bd588c8
--- /dev/null
+++ b/engine/schema/src/com/cloud/network/dao/PhysicalNetworkIsolationMethodDao.java
@@ -0,0 +1,39 @@
+// Copyright 2012 Citrix Systems, Inc. Licensed under the
+// Apache License, Version 2.0 (the "License"); you may not use this
+// file except in compliance with the License.  Citrix Systems, Inc.
+// reserves all rights not expressly granted by the License.
+// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+// Automatically generated by addcopyright.py at 04/03/2012
+package com.cloud.network.dao;
+
+import java.util.List;
+
+import com.cloud.utils.db.GenericDao;
+
+public interface PhysicalNetworkIsolationMethodDao extends GenericDao<PhysicalNetworkIsolationMethodVO, Long>{
+
+    /**
+     * @param physicalNetworkId
+     * @return
+     */
+    List<String> getAllIsolationMethod(long physicalNetworkId);
+
+    /**
+     * @param physicalNetworkId
+     * @return
+     */
+    String getIsolationMethod(long physicalNetworkId);
+
+    /**
+     * @param physicalNetworkId
+     * @return
+     */
+    int clearIsolationMethods(long physicalNetworkId);
+
+}
diff --git a/engine/schema/src/com/cloud/network/dao/PhysicalNetworkIsolationMethodDaoImpl.java b/engine/schema/src/com/cloud/network/dao/PhysicalNetworkIsolationMethodDaoImpl.java
index 11b4399fcca..a22548a239e 100644
--- a/engine/schema/src/com/cloud/network/dao/PhysicalNetworkIsolationMethodDaoImpl.java
+++ b/engine/schema/src/com/cloud/network/dao/PhysicalNetworkIsolationMethodDaoImpl.java
@@ -20,7 +20,6 @@ import java.util.List;
 
 import org.springframework.stereotype.Component;
 
-import com.cloud.utils.db.GenericDao;
 import com.cloud.utils.db.GenericDaoBase;
 import com.cloud.utils.db.GenericSearchBuilder;
 import com.cloud.utils.db.SearchBuilder;
@@ -28,8 +27,7 @@ import com.cloud.utils.db.SearchCriteria;
 import com.cloud.utils.db.SearchCriteria.Op;
 
 @Component
-public class PhysicalNetworkIsolationMethodDaoImpl extends GenericDaoBase<PhysicalNetworkIsolationMethodVO, Long> implements
-        GenericDao<PhysicalNetworkIsolationMethodVO, Long> {
+public class PhysicalNetworkIsolationMethodDaoImpl extends GenericDaoBase<PhysicalNetworkIsolationMethodVO, Long> implements PhysicalNetworkIsolationMethodDao {
     private final GenericSearchBuilder<PhysicalNetworkIsolationMethodVO, String> IsolationMethodSearch;
     private final SearchBuilder<PhysicalNetworkIsolationMethodVO> AllFieldsSearch;
 
@@ -47,6 +45,7 @@ public class PhysicalNetworkIsolationMethodDaoImpl extends GenericDaoBase<Physic
         AllFieldsSearch.done();
     }
 
+    @Override
     public List<String> getAllIsolationMethod(long physicalNetworkId) {
         SearchCriteria<String> sc = IsolationMethodSearch.create();
         sc.setParameters("physicalNetworkId", physicalNetworkId);
@@ -54,6 +53,7 @@ public class PhysicalNetworkIsolationMethodDaoImpl extends GenericDaoBase<Physic
         return customSearch(sc, null);
     }
 
+    @Override
     public String getIsolationMethod(long physicalNetworkId) {
         SearchCriteria<String> sc = IsolationMethodSearch.create();
         sc.setParameters("physicalNetworkId", physicalNetworkId);
@@ -61,6 +61,7 @@ public class PhysicalNetworkIsolationMethodDaoImpl extends GenericDaoBase<Physic
         return customSearch(sc, null).get(0);
     }
 
+    @Override
     public int clearIsolationMethods(long physicalNetworkId) {
         SearchCriteria<PhysicalNetworkIsolationMethodVO> sc = AllFieldsSearch.create();
         sc.setParameters("physicalNetworkId", physicalNetworkId);
diff --git a/server/src/com/cloud/api/ApiDBUtils.java b/server/src/com/cloud/api/ApiDBUtils.java
index 67e47f7bf66..65f41c609b9 100755
--- a/server/src/com/cloud/api/ApiDBUtils.java
+++ b/server/src/com/cloud/api/ApiDBUtils.java
@@ -181,6 +181,7 @@ import com.cloud.network.dao.NetworkRuleConfigDao;
 import com.cloud.network.dao.NetworkRuleConfigVO;
 import com.cloud.network.dao.NetworkVO;
 import com.cloud.network.dao.PhysicalNetworkDao;
+import com.cloud.network.dao.PhysicalNetworkIsolationMethodDao;
 import com.cloud.network.dao.PhysicalNetworkServiceProviderDao;
 import com.cloud.network.dao.PhysicalNetworkServiceProviderVO;
 import com.cloud.network.dao.PhysicalNetworkTrafficTypeDao;
@@ -409,6 +410,7 @@ public class ApiDBUtils {
     static ResourceMetaDataService s_resourceDetailsService;
     static HostGpuGroupsDao s_hostGpuGroupsDao;
     static VGPUTypesDao s_vgpuTypesDao;
+    static PhysicalNetworkIsolationMethodDao s_pNtwkIsolatinoMethodsDao;
 
     @Inject
     private ManagementServer ms;
@@ -631,6 +633,8 @@ public class ApiDBUtils {
     private HostGpuGroupsDao hostGpuGroupsDao;
     @Inject
     private VGPUTypesDao vgpuTypesDao;
+    @Inject
+    private PhysicalNetworkIsolationMethodDao pNtwkIsolatinoMethodsDao;
 
     @PostConstruct
     void init() {
@@ -745,6 +749,7 @@ public class ApiDBUtils {
         s_resourceDetailsService = resourceDetailsService;
         s_hostGpuGroupsDao = hostGpuGroupsDao;
         s_vgpuTypesDao = vgpuTypesDao;
+        s_pNtwkIsolatinoMethodsDao = pNtwkIsolatinoMethodsDao;
     }
 
     // ///////////////////////////////////////////////////////////
@@ -1835,4 +1840,9 @@ public class ApiDBUtils {
     public static List<ResourceTagJoinVO> listResourceTagViewByResourceUUID(String resourceUUID, ResourceObjectType resourceType) {
         return s_tagJoinDao.listBy(resourceUUID, resourceType);
     }
+
+    public static List<String> getIsolationMethodsForPhysicalNtwk(long pNtwkId) {
+        return s_pNtwkIsolatinoMethodsDao.getAllIsolationMethod(pNtwkId);
+    }
+
 }
diff --git a/server/src/com/cloud/api/ApiResponseHelper.java b/server/src/com/cloud/api/ApiResponseHelper.java
index ba1e91f72f3..263110ad92e 100755
--- a/server/src/com/cloud/api/ApiResponseHelper.java
+++ b/server/src/com/cloud/api/ApiResponseHelper.java
@@ -2197,7 +2197,7 @@ public class ApiResponseHelper implements ResponseGenerator {
         if (result.getBroadcastDomainRange() != null) {
             response.setBroadcastDomainRange(result.getBroadcastDomainRange().toString());
         }
-        response.setIsolationMethods(result.getIsolationMethods());
+        response.setIsolationMethods(ApiDBUtils.getIsolationMethodsForPhysicalNtwk(result.getId()));
         response.setTags(result.getTags());
         if (result.getState() != null) {
             response.setState(result.getState().toString());