diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultKeystoneConfig.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultKeystoneConfig.java
new file mode 100644
index 0000000..b324759
--- /dev/null
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultKeystoneConfig.java
@@ -0,0 +1,119 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with 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.
+ */
+
+package org.onosproject.openstacknode.api;
+
+import com.google.common.base.MoreObjects;
+
+import java.util.Objects;
+
+import static com.google.common.base.Preconditions.checkArgument;
+
+/**
+ * Implementation class of keystone config.
+ */
+public final class DefaultKeystoneConfig implements KeystoneConfig {
+
+    private final String endpoint;
+    private final OpenstackAuth auth;
+
+    private static final String NOT_NULL_MSG = "% cannot be null";
+
+    private DefaultKeystoneConfig(String endpoint, OpenstackAuth auth) {
+        this.endpoint = endpoint;
+        this.auth = auth;
+    }
+
+    @Override
+    public String endpoint() {
+        return endpoint;
+    }
+
+    @Override
+    public OpenstackAuth authentication() {
+        return auth;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+
+        if (o instanceof DefaultKeystoneConfig) {
+            DefaultKeystoneConfig that = (DefaultKeystoneConfig) o;
+            return Objects.equals(endpoint, that.endpoint) &&
+                    Objects.equals(auth, that.auth);
+        }
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+
+        return Objects.hash(endpoint, auth);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("endpoint", endpoint)
+                .add("auth", auth)
+                .toString();
+    }
+
+    /**
+     * Returns new builder instance.
+     *
+     * @return keystone config instance builder
+     */
+    public static Builder builder() {
+        return new Builder();
+    }
+
+    /**
+     * A builder class for keystone config.
+     */
+    public static final class Builder implements KeystoneConfig.Builder {
+
+        private String endpoint;
+        private OpenstackAuth auth;
+
+        // private constructor not intended to use from external
+        private Builder() {
+        }
+
+        @Override
+        public KeystoneConfig build() {
+            checkArgument(endpoint != null, NOT_NULL_MSG, "endpoint");
+            checkArgument(auth != null, NOT_NULL_MSG, "auth");
+
+            return new DefaultKeystoneConfig(endpoint, auth);
+        }
+
+        @Override
+        public Builder endpoint(String endpoint) {
+            this.endpoint = endpoint;
+            return this;
+        }
+
+        @Override
+        public Builder authentication(OpenstackAuth auth) {
+            this.auth = auth;
+            return this;
+        }
+    }
+}
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultNeutronConfig.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultNeutronConfig.java
new file mode 100644
index 0000000..acb5a3d
--- /dev/null
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultNeutronConfig.java
@@ -0,0 +1,119 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with 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.
+ */
+
+package org.onosproject.openstacknode.api;
+
+import com.google.common.base.MoreObjects;
+
+import java.util.Objects;
+
+import static com.google.common.base.Preconditions.checkArgument;
+
+/**
+ * Implementation class of neutron config.
+ */
+public final class DefaultNeutronConfig implements NeutronConfig {
+
+    private final boolean useMetadataProxy;
+    private final String metadataProxySecret;
+
+    private static final String NOT_NULL_MSG = "% cannot be null";
+
+    private DefaultNeutronConfig(boolean useMetadataProxy, String metadataProxySecret) {
+        this.useMetadataProxy = useMetadataProxy;
+        this.metadataProxySecret = metadataProxySecret;
+    }
+
+    @Override
+    public boolean useMetadataProxy() {
+        return useMetadataProxy;
+    }
+
+    @Override
+    public String metadataProxySecret() {
+        return metadataProxySecret;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+
+        if (o instanceof DefaultNeutronConfig) {
+            DefaultNeutronConfig that = (DefaultNeutronConfig) o;
+            return Objects.equals(useMetadataProxy, that.useMetadataProxy) &&
+                    Objects.equals(metadataProxySecret, that.metadataProxySecret);
+        }
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+
+        return Objects.hash(useMetadataProxy, metadataProxySecret);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("useMetadataProxy", useMetadataProxy)
+                .add("metadataProxySecret", metadataProxySecret)
+                .toString();
+    }
+
+    /**
+     * Returns new builder instance.
+     *
+     * @return neutron config instance builder
+     */
+    public static Builder builder() {
+        return new Builder();
+    }
+
+    /**
+     * A builder class for neutron config.
+     */
+    public static final class Builder implements NeutronConfig.Builder {
+
+        private boolean useMetadataProxy;
+        private String metadataProxySecret;
+
+        // private constructor not intended to use from external
+        private Builder() {
+        }
+
+        @Override
+        public NeutronConfig build() {
+            checkArgument(metadataProxySecret != null,
+                                        NOT_NULL_MSG, "metadataProxySecret");
+
+            return new DefaultNeutronConfig(useMetadataProxy, metadataProxySecret);
+        }
+
+        @Override
+        public NeutronConfig.Builder useMetadataProxy(boolean useMetadataProxy) {
+            this.useMetadataProxy = useMetadataProxy;
+            return this;
+        }
+
+        @Override
+        public NeutronConfig.Builder metadataProxySecret(String metadataProxySecret) {
+            this.metadataProxySecret = metadataProxySecret;
+            return this;
+        }
+    }
+}
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultOpenstackNode.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultOpenstackNode.java
index 94afc4e..ec811b3 100644
--- a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultOpenstackNode.java
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DefaultOpenstackNode.java
@@ -53,10 +53,10 @@
     private final NodeState state;
     private final Collection<OpenstackPhyInterface> phyIntfs;
     private final Collection<ControllerInfo> controllers;
-    private final OpenstackAuth auth;
-    private final String endpoint;
     private final OpenstackSshAuth sshAuth;
     private final DpdkConfig dpdkConfig;
+    private final KeystoneConfig keystoneConfig;
+    private final NeutronConfig neutronConfig;
 
     private static final String NOT_NULL_MSG = "Node % cannot be null";
 
@@ -65,20 +65,20 @@
     /**
      * A default constructor of Openstack Node.
      *
-     * @param hostname      hostname
-     * @param type          node type
-     * @param intgBridge    integration bridge
-     * @param managementIp  management IP address
-     * @param dataIp        data IP address
-     * @param vlanIntf      VLAN interface
-     * @param uplinkPort    uplink port name
-     * @param state         node state
-     * @param phyIntfs      physical interfaces
-     * @param controllers   customized controllers
-     * @param auth          keystone authentication info
-     * @param endpoint      openstack endpoint URL
-     * @param sshAuth       ssh authentication info
-     * @param dpdkConfig    dpdk config
+     * @param hostname          hostname
+     * @param type              node type
+     * @param intgBridge        integration bridge
+     * @param managementIp      management IP address
+     * @param dataIp            data IP address
+     * @param vlanIntf          VLAN interface
+     * @param uplinkPort        uplink port name
+     * @param state             node state
+     * @param phyIntfs          physical interfaces
+     * @param controllers       customized controllers
+     * @param sshAuth           ssh authentication info
+     * @param dpdkConfig        dpdk config
+     * @param keystoneConfig    keystone config
+     * @param neutronConfig     neutron config
      */
     protected DefaultOpenstackNode(String hostname, NodeType type,
                                    DeviceId intgBridge,
@@ -89,10 +89,10 @@
                                    NodeState state,
                                    Collection<OpenstackPhyInterface> phyIntfs,
                                    Collection<ControllerInfo> controllers,
-                                   OpenstackAuth auth,
-                                   String endpoint,
                                    OpenstackSshAuth sshAuth,
-                                   DpdkConfig dpdkConfig) {
+                                   DpdkConfig dpdkConfig,
+                                   KeystoneConfig keystoneConfig,
+                                   NeutronConfig neutronConfig) {
         this.hostname = hostname;
         this.type = type;
         this.intgBridge = intgBridge;
@@ -103,10 +103,10 @@
         this.state = state;
         this.phyIntfs = phyIntfs;
         this.controllers = controllers;
-        this.auth = auth;
-        this.endpoint = endpoint;
         this.sshAuth = sshAuth;
         this.dpdkConfig = dpdkConfig;
+        this.keystoneConfig = keystoneConfig;
+        this.neutronConfig = neutronConfig;
     }
 
     @Override
@@ -253,10 +253,10 @@
                     Objects.equals(vlanIntf, that.vlanIntf) &&
                     Objects.equals(phyIntfs, that.phyIntfs) &&
                     Objects.equals(controllers, that.controllers) &&
-                    Objects.equals(auth, that.auth) &&
-                    Objects.equals(endpoint, that.endpoint) &&
                     Objects.equals(sshAuth, that.sshAuth) &&
-                    Objects.equals(dpdkConfig, that.dpdkConfig);
+                    Objects.equals(dpdkConfig, that.dpdkConfig) &&
+                    Objects.equals(keystoneConfig, that.keystoneConfig) &&
+                    Objects.equals(neutronConfig, that.neutronConfig);
         }
         return false;
     }
@@ -272,10 +272,10 @@
                 uplinkPort,
                 phyIntfs,
                 controllers,
-                auth,
-                endpoint,
                 sshAuth,
-                dpdkConfig);
+                dpdkConfig,
+                keystoneConfig,
+                neutronConfig);
     }
 
     @Override
@@ -291,10 +291,10 @@
                 .add("state", state)
                 .add("phyIntfs", phyIntfs)
                 .add("controllers", controllers)
-                .add("auth", auth)
-                .add("endpoint", endpoint)
                 .add("sshAuth", sshAuth)
-                .add("datapathType", dpdkConfig)
+                .add("dpdkConfig", dpdkConfig)
+                .add("keystoneConfig", keystoneConfig)
+                .add("neutronConfig", neutronConfig)
                 .toString();
     }
 
@@ -311,10 +311,10 @@
                 .state(newState)
                 .phyIntfs(phyIntfs)
                 .controllers(controllers)
-                .authentication(auth)
-                .endpoint(endpoint)
                 .sshAuthInfo(sshAuth)
                 .dpdkConfig(dpdkConfig)
+                .keystoneConfig(keystoneConfig)
+                .neutronConfig(neutronConfig)
                 .build();
     }
 
@@ -330,11 +330,10 @@
                 .uplinkPort(uplinkPort)
                 .state(state)
                 .phyIntfs(phyIntfs)
-                .controllers(controllers)
-                .authentication(auth)
-                .endpoint(endpoint)
                 .sshAuthInfo(sshAuth)
                 .dpdkConfig(dpdkConfig)
+                .keystoneConfig(keystoneConfig)
+                .neutronConfig(neutronConfig)
                 .build();
     }
 
@@ -368,6 +367,16 @@
     }
 
     @Override
+    public KeystoneConfig keystoneConfig() {
+        return keystoneConfig;
+    }
+
+    @Override
+    public NeutronConfig neutronConfig() {
+        return neutronConfig;
+    }
+
+    @Override
     public PortNumber phyIntfPortNum(String providerPhysnet) {
         Optional<OpenstackPhyInterface> openstackPhyInterface =
                 phyIntfs.stream().filter(p -> p.network().equals(providerPhysnet)).findAny();
@@ -386,16 +395,6 @@
 
     }
 
-    @Override
-    public OpenstackAuth authentication() {
-        return auth;
-    }
-
-    @Override
-    public String endpoint() {
-        return endpoint;
-    }
-
     /**
      * Returns new builder instance.
      *
@@ -423,10 +422,10 @@
                 .state(osNode.state())
                 .phyIntfs(osNode.phyIntfs())
                 .controllers(osNode.controllers())
-                .authentication(osNode.authentication())
-                .endpoint(osNode.endpoint())
                 .sshAuthInfo(osNode.sshAuthInfo())
-                .dpdkConfig(osNode.dpdkConfig());
+                .dpdkConfig(osNode.dpdkConfig())
+                .keystoneConfig(osNode.keystoneConfig())
+                .neutronConfig(osNode.neutronConfig());
     }
 
     /**
@@ -444,10 +443,10 @@
         private NodeState state;
         private Collection<OpenstackPhyInterface> phyIntfs;
         private Collection<ControllerInfo> controllers;
-        private OpenstackAuth auth;
-        private String endpoint;
         private OpenstackSshAuth sshAuth;
         private DpdkConfig dpdkConfig;
+        private KeystoneConfig keystoneConfig;
+        private NeutronConfig neutronConfig;
 
         // private constructor not intended to use from external
         private Builder() {
@@ -465,7 +464,7 @@
                     throw new IllegalArgumentException("Either data IP or VLAN interface is required");
                 }
             } else {
-                checkArgument(endpoint != null, NOT_NULL_MSG, "endpoint URL");
+                checkArgument(keystoneConfig != null, NOT_NULL_MSG, "keystone config");
             }
 
             if (type == NodeType.GATEWAY && uplinkPort == null) {
@@ -482,10 +481,10 @@
                     state,
                     phyIntfs,
                     controllers,
-                    auth,
-                    endpoint,
                     sshAuth,
-                    dpdkConfig);
+                    dpdkConfig,
+                    keystoneConfig,
+                    neutronConfig);
         }
 
         @Override
@@ -551,18 +550,6 @@
         }
 
         @Override
-        public Builder authentication(OpenstackAuth auth) {
-            this.auth = auth;
-            return this;
-        }
-
-        @Override
-        public Builder endpoint(String endpoint) {
-            this.endpoint = endpoint;
-            return this;
-        }
-
-        @Override
         public Builder sshAuthInfo(OpenstackSshAuth sshAuth) {
             this.sshAuth = sshAuth;
             return this;
@@ -573,6 +560,18 @@
             this.dpdkConfig = dpdkConfig;
             return this;
         }
+
+        @Override
+        public Builder keystoneConfig(KeystoneConfig keystoneConfig) {
+            this.keystoneConfig = keystoneConfig;
+            return this;
+        }
+
+        @Override
+        public Builder neutronConfig(NeutronConfig neutronConfig) {
+            this.neutronConfig = neutronConfig;
+            return this;
+        }
     }
 }
 
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/KeystoneConfig.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/KeystoneConfig.java
new file mode 100644
index 0000000..6407993
--- /dev/null
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/KeystoneConfig.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with 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.
+ */
+
+package org.onosproject.openstacknode.api;
+
+/**
+ * Representation of openstack keystone config information.
+ */
+public interface KeystoneConfig {
+
+    /**
+     * Returns the endpoint URL info.
+     *
+     * @return keystone authentication info
+     */
+    String endpoint();
+
+    /**
+     * Returns the keystone authentication info.
+     *
+     * @return keystone authentication info
+     */
+    OpenstackAuth authentication();
+
+    /**
+     * Builder of new keystone config entity.
+     */
+    interface Builder {
+
+        /**
+         * Builds an immutable keystone config instance.
+         *
+         * @return keystone config instance
+         */
+        KeystoneConfig build();
+
+        /**
+         * Returns keystone config builder with supplied endpoint.
+         *
+         * @param endpoint endpoint of keystone
+         * @return keystone config builder
+         */
+        Builder endpoint(String endpoint);
+
+        /**
+         * Returns keystone config builder with supplied authentication info.
+         *
+         * @param auth authentication info
+         * @return keystone config builder
+         */
+        Builder authentication(OpenstackAuth auth);
+    }
+}
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/NeutronConfig.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/NeutronConfig.java
new file mode 100644
index 0000000..86ea2a9
--- /dev/null
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/NeutronConfig.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with 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.
+ */
+
+package org.onosproject.openstacknode.api;
+
+/**
+ * Representation of openstack neutron config information.
+ */
+public interface NeutronConfig {
+
+    /**
+     * Returns whether to use metadata proxy service.
+     * Note that SONA will behave as a metadata proxy server
+     *
+     * @return true if metadata proxy service is enabled, false otherwise
+     */
+    boolean useMetadataProxy();
+
+    /**
+     * Returns metadata proxy secret.
+     *
+     * @return metadata proxy secret
+     */
+    String metadataProxySecret();
+
+    /**
+     * Builder of neutron config.
+     */
+    interface Builder {
+
+        /**
+         * Builds an immutable neutron config instance.
+         *
+         * @return neutron config instance
+         */
+        NeutronConfig build();
+
+        /**
+         * Returns neutron config with supplied useMetadataProxy flag.
+         *
+         * @param useMetadataProxy useMetadataProxy flag
+         * @return neutron config builder
+         */
+        Builder useMetadataProxy(boolean useMetadataProxy);
+
+        /**
+         * Returns neutron config with supplied metadataProxySecret.
+         *
+         * @param metadataProxySecret metadata proxy secret
+         * @return neutron config builder
+         */
+        Builder metadataProxySecret(String metadataProxySecret);
+    }
+}
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java
index 3ffdda9..a2000ee 100644
--- a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/OpenstackNode.java
@@ -192,20 +192,6 @@
     PortNumber phyIntfPortNum(String providerPhysnet);
 
     /**
-     * Returns the keystone authentication info.
-     *
-     * @return keystone authentication info
-     */
-    OpenstackAuth authentication();
-
-    /**
-     * Returns the endpoint URL info.
-     *
-     * @return keystone authentication info
-     */
-    String endpoint();
-
-    /**
      * Returns a collection of customized controllers.
      *
      * @return customized controllers
@@ -227,6 +213,20 @@
     DpdkConfig dpdkConfig();
 
     /**
+     * Returns the keystone config info.
+     *
+     * @return keystone config
+     */
+    KeystoneConfig keystoneConfig();
+
+    /**
+     * Returns the neutron config info.
+     *
+     * @return neutron config
+     */
+    NeutronConfig neutronConfig();
+
+    /**
      * Builder of new node entities.
      */
     interface Builder {
@@ -319,22 +319,6 @@
         Builder controllers(Collection<ControllerInfo> controllers);
 
         /**
-         * Returns openstack node builder with supplied authentication info.
-         *
-         * @param auth keystone authentication info
-         * @return openstack node builder
-         */
-        Builder authentication(OpenstackAuth auth);
-
-        /**
-         * Returns openstack node builder with supplied endpoint info.
-         *
-         * @param endpoint endpoint info
-         * @return openstack node builder
-         */
-        Builder endpoint(String endpoint);
-
-        /**
          * Returns openstack node builder with supplied ssh authentication info.
          *
          * @param sshAuth ssh authentication info
@@ -349,6 +333,22 @@
          * @return openstack node builder
          */
         Builder dpdkConfig(DpdkConfig dpdkConfig);
+
+        /**
+         * Returns openstack node builder with supplied keystone config info.
+         *
+         * @param keystoneConfig keystone config
+         * @return openstack node builder
+         */
+        Builder keystoneConfig(KeystoneConfig keystoneConfig);
+
+        /**
+         * Returns openstack node builder with supplied neutron config info.
+         *
+         * @param neutronConfig neutron config
+         * @return openstack node builder
+         */
+        Builder neutronConfig(NeutronConfig neutronConfig);
     }
 }
 
diff --git a/apps/openstacknode/api/src/test/java/org/onosproject/openstacknode/api/DefaultKeystoneConfigTest.java b/apps/openstacknode/api/src/test/java/org/onosproject/openstacknode/api/DefaultKeystoneConfigTest.java
new file mode 100644
index 0000000..348695b
--- /dev/null
+++ b/apps/openstacknode/api/src/test/java/org/onosproject/openstacknode/api/DefaultKeystoneConfigTest.java
@@ -0,0 +1,119 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with 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.
+ */
+package org.onosproject.openstacknode.api;
+
+import com.google.common.testing.EqualsTester;
+import org.junit.Before;
+import org.junit.Test;
+
+import static junit.framework.TestCase.assertEquals;
+import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutable;
+import static org.onosproject.openstacknode.api.OpenstackAuth.Perspective.PUBLIC;
+import static org.onosproject.openstacknode.api.OpenstackAuth.Protocol.HTTP;
+
+/**
+ * Unit tests for DefaultKeystoneConfig.
+ */
+public final class DefaultKeystoneConfigTest {
+
+    private static final String ENDPOINT_1 = "192.168.0.10:35357/v2.0";
+    private static final String ENDPOINT_2 = "192.168.0.11:80/v3";
+
+    private static final String USERNAME = "admin";
+    private static final String PASSWORD = "nova";
+    private static final String PROJECT = "admin";
+    private static final String VERSION_2 = "v2.0";
+    private static final String VERSION_3 = "v3";
+
+    private static final OpenstackAuth AUTHENTICATION_1 = createAuthv2();
+    private static final OpenstackAuth AUTHENTICATION_2 = createAuthv3();
+
+    private KeystoneConfig config1;
+    private KeystoneConfig sameAsConfig1;
+    private KeystoneConfig config2;
+
+    private static OpenstackAuth createAuthv2() {
+        return DefaultOpenstackAuth.builder()
+                .username(USERNAME)
+                .password(PASSWORD)
+                .project(PROJECT)
+                .version(VERSION_2)
+                .perspective(PUBLIC)
+                .protocol(HTTP)
+                .build();
+    }
+
+    private static OpenstackAuth createAuthv3() {
+        return DefaultOpenstackAuth.builder()
+                .username(USERNAME)
+                .password(PASSWORD)
+                .project(PROJECT)
+                .version(VERSION_3)
+                .perspective(PUBLIC)
+                .protocol(HTTP)
+                .build();
+    }
+
+    /**
+     * Tests class immutability.
+     */
+    @Test
+    public void testImmutability() {
+        assertThatClassIsImmutable(DefaultKeystoneConfig.class);
+    }
+
+    /**
+     * Initial setup for this unit test.
+     */
+    @Before
+    public void setUp() {
+        config1 = DefaultKeystoneConfig.builder()
+                        .endpoint(ENDPOINT_1)
+                        .authentication(AUTHENTICATION_1)
+                        .build();
+
+        sameAsConfig1 = DefaultKeystoneConfig.builder()
+                        .endpoint(ENDPOINT_1)
+                        .authentication(AUTHENTICATION_1)
+                        .build();
+
+        config2 = DefaultKeystoneConfig.builder()
+                        .endpoint(ENDPOINT_2)
+                        .authentication(AUTHENTICATION_2)
+                        .build();
+    }
+
+    /**
+     * Tests object equality.
+     */
+    @Test
+    public void testEquality() {
+        new EqualsTester().addEqualityGroup(config1, sameAsConfig1)
+                .addEqualityGroup(config2)
+                .testEquals();
+    }
+
+    /**
+     * Test object construction.
+     */
+    @Test
+    public void testConstruction() {
+        KeystoneConfig config = config1;
+
+        assertEquals(config.endpoint(), ENDPOINT_1);
+        assertEquals(config.authentication(), AUTHENTICATION_1);
+    }
+}
diff --git a/apps/openstacknode/api/src/test/java/org/onosproject/openstacknode/api/DefaultNeutronConfigTest.java b/apps/openstacknode/api/src/test/java/org/onosproject/openstacknode/api/DefaultNeutronConfigTest.java
new file mode 100644
index 0000000..63c3833
--- /dev/null
+++ b/apps/openstacknode/api/src/test/java/org/onosproject/openstacknode/api/DefaultNeutronConfigTest.java
@@ -0,0 +1,89 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with 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.
+ */
+package org.onosproject.openstacknode.api;
+
+import com.google.common.testing.EqualsTester;
+import org.junit.Before;
+import org.junit.Test;
+
+import static junit.framework.TestCase.assertEquals;
+import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutable;
+
+/**
+ * Unit tests for DefaultNeutronConfig.
+ */
+public class DefaultNeutronConfigTest {
+
+    private static final boolean USE_METADATA_PROXY_1 = true;
+    private static final boolean USE_METADATA_PROXY_2 = false;
+
+    private static final String METADATA_PROXY_SECRET_1 = "onos";
+    private static final String METADATA_PROXY_SECRET_2 = "cord";
+
+    private NeutronConfig config1;
+    private NeutronConfig sameAsConfig1;
+    private NeutronConfig config2;
+
+    /**
+     * Tests class immutability.
+     */
+    @Test
+    public void testImmutability() {
+        assertThatClassIsImmutable(DefaultNeutronConfig.class);
+    }
+
+    /**
+     * Initial setup for this unit test.
+     */
+    @Before
+    public void setUp() {
+        config1 = DefaultNeutronConfig.builder()
+                        .useMetadataProxy(USE_METADATA_PROXY_1)
+                        .metadataProxySecret(METADATA_PROXY_SECRET_1)
+                        .build();
+
+        sameAsConfig1 = DefaultNeutronConfig.builder()
+                        .useMetadataProxy(USE_METADATA_PROXY_1)
+                        .metadataProxySecret(METADATA_PROXY_SECRET_1)
+                        .build();
+
+        config2 = DefaultNeutronConfig.builder()
+                        .useMetadataProxy(USE_METADATA_PROXY_2)
+                        .metadataProxySecret(METADATA_PROXY_SECRET_2)
+                        .build();
+    }
+
+    /**
+     * Tests object equality.
+     */
+    @Test
+    public void testEquality() {
+        new EqualsTester().addEqualityGroup(config1, sameAsConfig1)
+                .addEqualityGroup(config2)
+                .testEquals();
+    }
+
+    /**
+     * Test object construction.
+     */
+    @Test
+    public void testConstruction() {
+        NeutronConfig config = config1;
+
+        assertEquals(config.useMetadataProxy(), USE_METADATA_PROXY_1);
+        assertEquals(config.metadataProxySecret(), METADATA_PROXY_SECRET_1);
+    }
+}
diff --git a/apps/openstacknode/api/src/test/java/org/onosproject/openstacknode/api/OpenstackNodeAdapter.java b/apps/openstacknode/api/src/test/java/org/onosproject/openstacknode/api/OpenstackNodeAdapter.java
index 68fa85e..d625a05 100644
--- a/apps/openstacknode/api/src/test/java/org/onosproject/openstacknode/api/OpenstackNodeAdapter.java
+++ b/apps/openstacknode/api/src/test/java/org/onosproject/openstacknode/api/OpenstackNodeAdapter.java
@@ -129,16 +129,6 @@
     }
 
     @Override
-    public OpenstackAuth authentication() {
-        return null;
-    }
-
-    @Override
-    public String endpoint() {
-        return null;
-    }
-
-    @Override
     public Collection<ControllerInfo> controllers() {
         return null;
     }
@@ -152,4 +142,14 @@
     public DpdkConfig dpdkConfig() {
         return null;
     }
+
+    @Override
+    public KeystoneConfig keystoneConfig() {
+        return null;
+    }
+
+    @Override
+    public NeutronConfig neutronConfig() {
+        return null;
+    }
 }
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/KeystoneConfigCodec.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/KeystoneConfigCodec.java
new file mode 100644
index 0000000..95da63a
--- /dev/null
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/KeystoneConfigCodec.java
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with 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.
+ */
+
+package org.onosproject.openstacknode.codec;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.openstacknode.api.KeystoneConfig;
+import org.onosproject.openstacknode.api.OpenstackAuth;
+import org.onosproject.openstacknode.api.DefaultKeystoneConfig;
+
+import static org.onlab.util.Tools.nullIsIllegal;
+
+/**
+ * Keystone config codec used for serializing and de-serializing JSON string.
+ */
+public final class KeystoneConfigCodec extends JsonCodec<KeystoneConfig> {
+
+    private static final String ENDPOINT = "endpoint";
+    private static final String AUTHENTICATION = "authentication";
+
+    private static final String MISSING_MESSAGE = " is required in OpenstackNode";
+
+    @Override
+    public ObjectNode encode(KeystoneConfig entity, CodecContext context) {
+        ObjectNode result = context.mapper().createObjectNode()
+                .put(ENDPOINT, entity.endpoint());
+
+        ObjectNode authJson = context.codec(OpenstackAuth.class)
+                .encode(entity.authentication(), context);
+        result.set(AUTHENTICATION, authJson);
+
+        return result;
+    }
+
+    @Override
+    public KeystoneConfig decode(ObjectNode json, CodecContext context) {
+        if (json == null || !json.isObject()) {
+            return null;
+        }
+
+        String endpoint = nullIsIllegal(json.get(ENDPOINT).asText(),
+                ENDPOINT + MISSING_MESSAGE);
+
+        // parse authentication
+        JsonNode authJson = nullIsIllegal(json.get(AUTHENTICATION),
+                AUTHENTICATION + MISSING_MESSAGE);
+
+
+        final JsonCodec<OpenstackAuth> authCodec = context.codec(OpenstackAuth.class);
+        OpenstackAuth auth = authCodec.decode((ObjectNode) authJson.deepCopy(), context);
+
+        return DefaultKeystoneConfig.builder()
+                .endpoint(endpoint)
+                .authentication(auth)
+                .build();
+    }
+}
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/NeutronConfigCodec.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/NeutronConfigCodec.java
new file mode 100644
index 0000000..5acf180
--- /dev/null
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/NeutronConfigCodec.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with 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.
+ */
+
+package org.onosproject.openstacknode.codec;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.openstacknode.api.NeutronConfig;
+import org.onosproject.openstacknode.api.DefaultNeutronConfig;
+
+import static org.onlab.util.Tools.nullIsIllegal;
+
+/**
+ * Neutron config codec used for serializing and de-serializing JSON string.
+ */
+public final class NeutronConfigCodec extends JsonCodec<NeutronConfig> {
+
+    private static final String USE_METADATA_PROXY = "useMetadataProxy";
+    private static final String METADATA_PROXY_SECRET = "metadataProxySecret";
+
+    private static final String MISSING_MESSAGE = " is required in OpenstackNode";
+
+    @Override
+    public ObjectNode encode(NeutronConfig entity, CodecContext context) {
+        return context.mapper().createObjectNode()
+                .put(USE_METADATA_PROXY, entity.useMetadataProxy())
+                .put(METADATA_PROXY_SECRET, entity.metadataProxySecret());
+    }
+
+    @Override
+    public NeutronConfig decode(ObjectNode json, CodecContext context) {
+        if (json == null || !json.isObject()) {
+            return null;
+        }
+
+        boolean useMetadataProxy = nullIsIllegal(json.get(USE_METADATA_PROXY).asBoolean(),
+                USE_METADATA_PROXY + MISSING_MESSAGE);
+
+        String metadataProxySecret = nullIsIllegal(json.get(METADATA_PROXY_SECRET).asText(),
+                METADATA_PROXY_SECRET + MISSING_MESSAGE);
+
+        return DefaultNeutronConfig.builder()
+                .useMetadataProxy(useMetadataProxy)
+                .metadataProxySecret(metadataProxySecret)
+                .build();
+    }
+}
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/OpenstackNodeCodec.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/OpenstackNodeCodec.java
index ad2f08b..d32a071 100644
--- a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/OpenstackNodeCodec.java
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/OpenstackNodeCodec.java
@@ -25,11 +25,14 @@
 import org.onosproject.net.behaviour.ControllerInfo;
 import org.onosproject.openstacknode.api.DefaultOpenstackNode;
 import org.onosproject.openstacknode.api.DpdkConfig;
+import org.onosproject.openstacknode.api.KeystoneConfig;
+import org.onosproject.openstacknode.api.NeutronConfig;
 import org.onosproject.openstacknode.api.NodeState;
 import org.onosproject.openstacknode.api.OpenstackAuth;
 import org.onosproject.openstacknode.api.OpenstackNode;
 import org.onosproject.openstacknode.api.OpenstackPhyInterface;
 import org.onosproject.openstacknode.api.OpenstackSshAuth;
+import org.onosproject.openstacknode.api.DefaultKeystoneConfig;
 import org.slf4j.Logger;
 
 import java.util.ArrayList;
@@ -59,8 +62,10 @@
     private static final String STATE = "state";
     private static final String PHYSICAL_INTERFACES = "phyIntfs";
     private static final String CONTROLLERS = "controllers";
+    private static final String KEYSTONE_CONFIG = "keystoneConfig";
+    private static final String ENDPOINT = "endpoint";
     private static final String AUTHENTICATION = "authentication";
-    private static final String END_POINT = "endpoint";
+    private static final String NEUTRON_CONFIG = "neutronConfig";
     private static final String SSH_AUTH = "sshAuth";
     private static final String DPDK_CONFIG = "dpdkConfig";
 
@@ -83,7 +88,18 @@
         }
 
         if (type == OpenstackNode.NodeType.CONTROLLER) {
-            result.put(END_POINT, node.endpoint());
+
+            ObjectNode keystoneConfigJson = context.codec(KeystoneConfig.class)
+                    .encode(node.keystoneConfig(), context);
+
+            result.set(KEYSTONE_CONFIG, keystoneConfigJson);
+        }
+
+        if (node.neutronConfig() != null) {
+            ObjectNode neutronConfigJson = context.codec(NeutronConfig.class)
+                    .encode(node.neutronConfig(), context);
+
+            result.set(NEUTRON_CONFIG, neutronConfigJson);
         }
 
         if (node.intgBridge() != null) {
@@ -98,28 +114,21 @@
             result.put(DATA_IP, node.dataIp().toString());
         }
 
-        // TODO: need to find a way to not refer to ServiceDirectory from
-        // DefaultOpenstackNode
-
         ArrayNode phyIntfs = context.mapper().createArrayNode();
         node.phyIntfs().forEach(phyIntf -> {
-            ObjectNode phyIntfJson = context.codec(OpenstackPhyInterface.class).encode(phyIntf, context);
+            ObjectNode phyIntfJson =
+                    context.codec(OpenstackPhyInterface.class).encode(phyIntf, context);
             phyIntfs.add(phyIntfJson);
         });
         result.set(PHYSICAL_INTERFACES, phyIntfs);
 
         ArrayNode controllers = context.mapper().createArrayNode();
         node.controllers().forEach(controller -> {
-            ObjectNode controllerJson = context.codec(ControllerInfo.class).encode(controller, context);
+            ObjectNode controllerJson =
+                    context.codec(ControllerInfo.class).encode(controller, context);
             controllers.add(controllerJson);
         });
 
-        if (node.authentication() != null) {
-            ObjectNode authJson = context.codec(OpenstackAuth.class)
-                    .encode(node.authentication(), context);
-            result.set(AUTHENTICATION, authJson);
-        }
-
         if (node.sshAuthInfo() != null) {
             ObjectNode sshAuthJson = context.codec(OpenstackSshAuth.class)
                     .encode(node.sshAuthInfo(), context);
@@ -159,9 +168,30 @@
                     UPLINK_PORT + MISSING_MESSAGE));
         }
         if (type.equals(CONTROLLER)) {
-            String endPoint = nullIsIllegal(json.get(END_POINT).asText(),
-                    END_POINT + MISSING_MESSAGE);
-            nodeBuilder.endpoint(endPoint);
+
+            JsonNode keystoneConfigJson = json.get(KEYSTONE_CONFIG);
+
+            KeystoneConfig keystoneConfig;
+            if (keystoneConfigJson != null) {
+                final JsonCodec<KeystoneConfig> keystoneConfigCodec =
+                                        context.codec(KeystoneConfig.class);
+                keystoneConfig = keystoneConfigCodec.decode((ObjectNode)
+                                        keystoneConfigJson.deepCopy(), context);
+            } else {
+                JsonNode authJson = json.get(AUTHENTICATION);
+                final JsonCodec<OpenstackAuth> authCodec = context.codec(OpenstackAuth.class);
+                OpenstackAuth auth = authCodec.decode((ObjectNode) authJson.deepCopy(), context);
+
+                String endpoint = nullIsIllegal(json.get(ENDPOINT).asText(),
+                        ENDPOINT + MISSING_MESSAGE);
+
+                keystoneConfig = DefaultKeystoneConfig.builder()
+                        .authentication(auth)
+                        .endpoint(endpoint)
+                        .build();
+            }
+
+            nodeBuilder.keystoneConfig(keystoneConfig);
         }
         if (json.get(VLAN_INTF_NAME) != null) {
             nodeBuilder.vlanIntf(json.get(VLAN_INTF_NAME).asText());
@@ -205,30 +235,36 @@
         }
         nodeBuilder.controllers(controllers);
 
-        // parse authentication
-        JsonNode authJson = json.get(AUTHENTICATION);
-        if (authJson != null) {
+        // parse neutron config
+        JsonNode neutronConfigJson = json.get(NEUTRON_CONFIG);
+        if (neutronConfigJson != null) {
+            final JsonCodec<NeutronConfig> neutronConfigJsonCodec =
+                                context.codec(NeutronConfig.class);
 
-            final JsonCodec<OpenstackAuth> authCodec = context.codec(OpenstackAuth.class);
-
-            OpenstackAuth auth = authCodec.decode((ObjectNode) authJson.deepCopy(), context);
-            nodeBuilder.authentication(auth);
+            NeutronConfig neutronConfig =
+                    neutronConfigJsonCodec.decode((ObjectNode)
+                            neutronConfigJson.deepCopy(), context);
+            nodeBuilder.neutronConfig(neutronConfig);
         }
 
         // parse ssh authentication
         JsonNode sshAuthJson = json.get(SSH_AUTH);
         if (sshAuthJson != null) {
-            final JsonCodec<OpenstackSshAuth> sshAuthJsonCodec = context.codec(OpenstackSshAuth.class);
+            final JsonCodec<OpenstackSshAuth> sshAuthJsonCodec =
+                                context.codec(OpenstackSshAuth.class);
 
-            OpenstackSshAuth sshAuth = sshAuthJsonCodec.decode((ObjectNode) sshAuthJson.deepCopy(), context);
+            OpenstackSshAuth sshAuth = sshAuthJsonCodec.decode((ObjectNode)
+                            sshAuthJson.deepCopy(), context);
             nodeBuilder.sshAuthInfo(sshAuth);
         }
 
         JsonNode dpdkConfigJson = json.get(DPDK_CONFIG);
         if (dpdkConfigJson != null) {
-            final JsonCodec<DpdkConfig> dpdkConfigJsonCodec = context.codec(DpdkConfig.class);
+            final JsonCodec<DpdkConfig> dpdkConfigJsonCodec =
+                                context.codec(DpdkConfig.class);
 
-            DpdkConfig dpdkConfig = dpdkConfigJsonCodec.decode((ObjectNode) dpdkConfigJson.deepCopy(), context);
+            DpdkConfig dpdkConfig = dpdkConfigJsonCodec.decode((ObjectNode)
+                                dpdkConfigJson.deepCopy(), context);
             nodeBuilder.dpdkConfig(dpdkConfig);
         }
 
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/util/OpenstackNodeUtil.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/util/OpenstackNodeUtil.java
index 720cfd6..311eba4 100644
--- a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/util/OpenstackNodeUtil.java
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/util/OpenstackNodeUtil.java
@@ -55,7 +55,6 @@
     private static final String DOMAIN_DEFAULT = "default";
     private static final String KEYSTONE_V2 = "v2.0";
     private static final String KEYSTONE_V3 = "v3";
-    private static final String IDENTITY_PATH = "identity/";
     private static final String SSL_TYPE = "SSL";
 
     private static final int HEX_LENGTH = 16;
@@ -110,7 +109,7 @@
      * @return a connected openstack client
      */
     public static OSClient getConnectedClient(OpenstackNode osNode) {
-        OpenstackAuth auth = osNode.authentication();
+        OpenstackAuth auth = osNode.keystoneConfig().authentication();
         String endpoint = buildEndpoint(osNode);
         Perspective perspective = auth.perspective();
 
@@ -221,12 +220,12 @@
      */
     private static String buildEndpoint(OpenstackNode node) {
 
-        OpenstackAuth auth = node.authentication();
+        OpenstackAuth auth = node.keystoneConfig().authentication();
 
         StringBuilder endpointSb = new StringBuilder();
         endpointSb.append(auth.protocol().name().toLowerCase());
         endpointSb.append("://");
-        endpointSb.append(node.endpoint());
+        endpointSb.append(node.keystoneConfig().endpoint());
         return endpointSb.toString();
     }
 
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeCodecRegister.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeCodecRegister.java
index 4361317..bb92eb3 100644
--- a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeCodecRegister.java
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeCodecRegister.java
@@ -24,12 +24,16 @@
 import org.onosproject.net.behaviour.ControllerInfo;
 import org.onosproject.openstacknode.api.DpdkConfig;
 import org.onosproject.openstacknode.api.DpdkInterface;
+import org.onosproject.openstacknode.api.KeystoneConfig;
+import org.onosproject.openstacknode.api.NeutronConfig;
 import org.onosproject.openstacknode.api.OpenstackAuth;
 import org.onosproject.openstacknode.api.OpenstackNode;
 import org.onosproject.openstacknode.api.OpenstackPhyInterface;
 import org.onosproject.openstacknode.api.OpenstackSshAuth;
 import org.onosproject.openstacknode.codec.DpdkConfigCodec;
 import org.onosproject.openstacknode.codec.DpdkInterfaceCodec;
+import org.onosproject.openstacknode.codec.KeystoneConfigCodec;
+import org.onosproject.openstacknode.codec.NeutronConfigCodec;
 import org.onosproject.openstacknode.codec.OpenstackAuthCodec;
 import org.onosproject.openstacknode.codec.OpenstackControllerCodec;
 import org.onosproject.openstacknode.codec.OpenstackNodeCodec;
@@ -58,6 +62,8 @@
         codecService.registerCodec(OpenstackSshAuth.class, new OpenstackSshAuthCodec());
         codecService.registerCodec(DpdkInterface.class, new DpdkInterfaceCodec());
         codecService.registerCodec(DpdkConfig.class, new DpdkConfigCodec());
+        codecService.registerCodec(KeystoneConfig.class, new KeystoneConfigCodec());
+        codecService.registerCodec(NeutronConfig.class, new NeutronConfigCodec());
 
         log.info("Started");
     }
@@ -71,6 +77,8 @@
         codecService.unregisterCodec(OpenstackSshAuth.class);
         codecService.unregisterCodec(DpdkConfig.class);
         codecService.unregisterCodec(DpdkInterface.class);
+        codecService.unregisterCodec(KeystoneConfig.class);
+        codecService.unregisterCodec(NeutronConfig.class);
 
         log.info("Stopped");
     }
diff --git a/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/KeystoneConfigJsonMatcher.java b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/KeystoneConfigJsonMatcher.java
new file mode 100644
index 0000000..1b99ae3
--- /dev/null
+++ b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/KeystoneConfigJsonMatcher.java
@@ -0,0 +1,77 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with 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.
+ */
+package org.onosproject.openstacknode.codec;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import org.hamcrest.Description;
+import org.hamcrest.TypeSafeDiagnosingMatcher;
+import org.onosproject.openstacknode.api.KeystoneConfig;
+import org.onosproject.openstacknode.api.OpenstackAuth;
+
+/**
+ * Hamcrest matcher for keystone config.
+ */
+public final class KeystoneConfigJsonMatcher extends TypeSafeDiagnosingMatcher<JsonNode> {
+
+    private final KeystoneConfig keystoneConfig;
+
+    private static final String ENDPOINT = "endpoint";
+    private static final String AUTHENTICATION = "authentication";
+
+    private KeystoneConfigJsonMatcher(KeystoneConfig keystoneConfig) {
+        this.keystoneConfig = keystoneConfig;
+    }
+
+    @Override
+    protected boolean matchesSafely(JsonNode jsonNode, Description description) {
+
+        // check endpoint
+        JsonNode jsonEndpoint = jsonNode.get(ENDPOINT);
+        if (jsonEndpoint != null) {
+            String endpoint = keystoneConfig.endpoint();
+            if (!jsonEndpoint.asText().equals(endpoint)) {
+                description.appendText("endpoint was " + jsonEndpoint);
+                return false;
+            }
+        }
+
+        // check openstack auth
+        JsonNode jsonAuth = jsonNode.get(AUTHENTICATION);
+        if (jsonAuth != null) {
+            OpenstackAuth auth = keystoneConfig.authentication();
+            OpenstackAuthJsonMatcher authMatcher =
+                    OpenstackAuthJsonMatcher.matchOpenstackAuth(auth);
+            return authMatcher.matches(jsonAuth);
+        }
+
+        return true;
+    }
+
+    @Override
+    public void describeTo(Description description) {
+        description.appendText(keystoneConfig.toString());
+    }
+
+    /**
+     * Factory to allocate keystone config matcher.
+     *
+     * @param config keystone config object we are looking for
+     * @return matcher
+     */
+    public static KeystoneConfigJsonMatcher matchKeystoneConfig(KeystoneConfig config) {
+        return new KeystoneConfigJsonMatcher(config);
+    }
+}
diff --git a/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/NeutronConfigJsonMatcher.java b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/NeutronConfigJsonMatcher.java
new file mode 100644
index 0000000..185c7b6
--- /dev/null
+++ b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/NeutronConfigJsonMatcher.java
@@ -0,0 +1,77 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with 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.
+ */
+package org.onosproject.openstacknode.codec;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import org.hamcrest.Description;
+import org.hamcrest.TypeSafeDiagnosingMatcher;
+import org.onosproject.openstacknode.api.NeutronConfig;
+
+/**
+ * Hamcrest matcher for neutron config.
+ */
+public final class NeutronConfigJsonMatcher extends TypeSafeDiagnosingMatcher<JsonNode> {
+
+    private final NeutronConfig neutronConfig;
+
+    private static final String USE_METADATA_PROXY = "useMetadataProxy";
+    private static final String METADATA_PROXY_SECRET = "metadataProxySecret";
+
+    private NeutronConfigJsonMatcher(NeutronConfig neutronConfig) {
+        this.neutronConfig = neutronConfig;
+    }
+
+    @Override
+    protected boolean matchesSafely(JsonNode jsonNode, Description description) {
+
+        // check useMetaDataProxy
+        JsonNode jsonUseMetadataProxy = jsonNode.get(USE_METADATA_PROXY);
+        if (jsonUseMetadataProxy != null) {
+            boolean useMetadataProxy = neutronConfig.useMetadataProxy();
+            if (jsonUseMetadataProxy.asBoolean() != useMetadataProxy) {
+                description.appendText("useMetadataProxy was " + jsonUseMetadataProxy);
+                return false;
+            }
+        }
+
+        // check metadataProxySecret
+        JsonNode jsonMetadataProxySecret = jsonNode.get(METADATA_PROXY_SECRET);
+        if (jsonMetadataProxySecret != null) {
+            String metadataProxySecret = neutronConfig.metadataProxySecret();
+            if (!jsonMetadataProxySecret.asText().equals(metadataProxySecret)) {
+                description.appendText("metadataProxySecret was " + jsonUseMetadataProxy);
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    @Override
+    public void describeTo(Description description) {
+        description.appendText(neutronConfig.toString());
+    }
+
+    /**
+     * Factory to allocate neutron config matcher.
+     *
+     * @param config neutron config object we are looking for
+     * @return matcher
+     */
+    public static NeutronConfigJsonMatcher matchNeutronConfig(NeutronConfig config) {
+        return new NeutronConfigJsonMatcher(config);
+    }
+}
diff --git a/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/OpenstackNodeCodecTest.java b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/OpenstackNodeCodecTest.java
index af5fdf4..d97e47e 100644
--- a/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/OpenstackNodeCodecTest.java
+++ b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/OpenstackNodeCodecTest.java
@@ -33,6 +33,8 @@
 import org.onosproject.openstacknode.api.DefaultOpenstackNode;
 import org.onosproject.openstacknode.api.DpdkConfig;
 import org.onosproject.openstacknode.api.DpdkInterface;
+import org.onosproject.openstacknode.api.KeystoneConfig;
+import org.onosproject.openstacknode.api.NeutronConfig;
 import org.onosproject.openstacknode.api.NodeState;
 import org.onosproject.openstacknode.api.OpenstackAuth;
 import org.onosproject.openstacknode.api.OpenstackNode;
@@ -40,6 +42,8 @@
 import org.onosproject.openstacknode.api.OpenstackSshAuth;
 import org.onosproject.openstacknode.impl.DefaultDpdkConfig;
 import org.onosproject.openstacknode.impl.DefaultDpdkInterface;
+import org.onosproject.openstacknode.api.DefaultKeystoneConfig;
+import org.onosproject.openstacknode.api.DefaultNeutronConfig;
 import org.onosproject.openstacknode.impl.DefaultOpenstackPhyInterface;
 import org.onosproject.openstacknode.impl.DefaultOpenstackSshAuth;
 
@@ -65,6 +69,7 @@
  */
 public class OpenstackNodeCodecTest {
     MockCodecContext context;
+
     JsonCodec<OpenstackNode> openstackNodeCodec;
     JsonCodec<OpenstackPhyInterface> openstackPhyIntfJsonCodec;
     JsonCodec<ControllerInfo> openstackControllerJsonCodec;
@@ -72,6 +77,8 @@
     JsonCodec<OpenstackSshAuth> openstackSshAuthJsonCodec;
     JsonCodec<DpdkConfig> dpdkConfigJsonCodec;
     JsonCodec<DpdkInterface> dpdkInterfaceJsonCodec;
+    JsonCodec<KeystoneConfig> keystoneConfigJsonCodec;
+    JsonCodec<NeutronConfig> neutronConfigJsonCodec;
 
     final CoreService mockCoreService = createMock(CoreService.class);
     private static final String REST_APP_ID = "org.onosproject.rest";
@@ -86,6 +93,8 @@
         openstackSshAuthJsonCodec = new OpenstackSshAuthCodec();
         dpdkConfigJsonCodec = new DpdkConfigCodec();
         dpdkInterfaceJsonCodec = new DpdkInterfaceCodec();
+        keystoneConfigJsonCodec = new KeystoneConfigCodec();
+        neutronConfigJsonCodec = new NeutronConfigCodec();
 
         assertThat(openstackNodeCodec, notNullValue());
         assertThat(openstackPhyIntfJsonCodec, notNullValue());
@@ -94,6 +103,8 @@
         assertThat(openstackSshAuthJsonCodec, notNullValue());
         assertThat(dpdkConfigJsonCodec, notNullValue());
         assertThat(dpdkInterfaceJsonCodec, notNullValue());
+        assertThat(keystoneConfigJsonCodec, notNullValue());
+        assertThat(neutronConfigJsonCodec, notNullValue());
 
         expect(mockCoreService.registerApplication(REST_APP_ID))
                 .andReturn(APP_ID).anyTimes();
@@ -257,13 +268,25 @@
                 .perspective(OpenstackAuth.Perspective.PUBLIC)
                 .build();
 
+        String endpoint = "172.16.130.10:35357/v2.0";
+
+        KeystoneConfig keystoneConfig = DefaultKeystoneConfig.builder()
+                                            .endpoint(endpoint)
+                                            .authentication(auth)
+                                            .build();
+
+        NeutronConfig neutronConfig = DefaultNeutronConfig.builder()
+                                            .useMetadataProxy(true)
+                                            .metadataProxySecret("onos")
+                                            .build();
+
         OpenstackNode node = DefaultOpenstackNode.builder()
                 .hostname("controller")
                 .type(OpenstackNode.NodeType.CONTROLLER)
                 .state(NodeState.INIT)
                 .managementIp(IpAddress.valueOf("172.16.130.10"))
-                .endpoint("keystone-end-point-url")
-                .authentication(auth)
+                .keystoneConfig(keystoneConfig)
+                .neutronConfig(neutronConfig)
                 .build();
 
         ObjectNode nodeJson = openstackNodeCodec.encode(node, context);
@@ -280,9 +303,10 @@
         assertThat(node.hostname(), is("controller"));
         assertThat(node.type().name(), is("CONTROLLER"));
         assertThat(node.managementIp().toString(), is("172.16.130.10"));
-        assertThat(node.endpoint(), is("keystone-end-point-url"));
 
-        OpenstackAuth auth = node.authentication();
+        KeystoneConfig keystoneConfig = node.keystoneConfig();
+        OpenstackAuth auth = keystoneConfig.authentication();
+        String endpoint = keystoneConfig.endpoint();
 
         assertThat(auth.version(), is("v2.0"));
         assertThat(auth.protocol(), is(OpenstackAuth.Protocol.HTTP));
@@ -290,6 +314,38 @@
         assertThat(auth.password(), is("nova"));
         assertThat(auth.project(), is("admin"));
         assertThat(auth.perspective(), is(OpenstackAuth.Perspective.PUBLIC));
+
+        assertThat(endpoint, is("172.16.130.10:35357/v2.0"));
+
+        NeutronConfig neutronConfig = node.neutronConfig();
+
+        assertThat(neutronConfig.useMetadataProxy(), is(true));
+        assertThat(neutronConfig.metadataProxySecret(), is("onos"));
+    }
+
+    /**
+     * Tests the openstack obsolete controller node decoding.
+     */
+    @Test
+    public void testOpenstackObsoleteControllerNodeDecode() throws IOException {
+        OpenstackNode node = getOpenstackNode("OpenstackObsoleteControllerNode.json");
+
+        assertThat(node.hostname(), is("controller"));
+        assertThat(node.type().name(), is("CONTROLLER"));
+        assertThat(node.managementIp().toString(), is("172.16.130.10"));
+
+        KeystoneConfig keystoneConfig = node.keystoneConfig();
+        OpenstackAuth auth = keystoneConfig.authentication();
+        String endpoint = keystoneConfig.endpoint();
+
+        assertThat(auth.version(), is("v2.0"));
+        assertThat(auth.protocol(), is(OpenstackAuth.Protocol.HTTP));
+        assertThat(auth.username(), is("admin"));
+        assertThat(auth.password(), is("nova"));
+        assertThat(auth.project(), is("admin"));
+        assertThat(auth.perspective(), is(OpenstackAuth.Perspective.PUBLIC));
+
+        assertThat(endpoint, is("172.16.130.10:35357/v2.0"));
     }
 
     /**
@@ -349,6 +405,12 @@
             if (entityClass == DpdkInterface.class) {
                 return (JsonCodec<T>) dpdkInterfaceJsonCodec;
             }
+            if (entityClass == KeystoneConfig.class) {
+                return (JsonCodec<T>) keystoneConfigJsonCodec;
+            }
+            if (entityClass == NeutronConfig.class) {
+                return (JsonCodec<T>) neutronConfigJsonCodec;
+            }
             return manager.getCodec(entityClass);
         }
 
diff --git a/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/OpenstackNodeJsonMatcher.java b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/OpenstackNodeJsonMatcher.java
index 6e3b473..5a94649 100644
--- a/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/OpenstackNodeJsonMatcher.java
+++ b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/codec/OpenstackNodeJsonMatcher.java
@@ -21,7 +21,6 @@
 import org.onosproject.net.behaviour.ControllerInfo;
 import org.onosproject.openstacknode.api.Constants;
 import org.onosproject.openstacknode.api.DpdkConfig;
-import org.onosproject.openstacknode.api.OpenstackAuth;
 import org.onosproject.openstacknode.api.OpenstackNode;
 import org.onosproject.openstacknode.api.OpenstackPhyInterface;
 import org.onosproject.openstacknode.api.OpenstackSshAuth;
@@ -113,17 +112,6 @@
             }
         }
 
-        // check openstack auth
-        JsonNode jsonAuth = jsonNode.get(AUTHENTICATION);
-        if (jsonAuth != null) {
-            OpenstackAuth auth = node.authentication();
-            OpenstackAuthJsonMatcher authMatcher =
-                    OpenstackAuthJsonMatcher.matchOpenstackAuth(auth);
-            if (!authMatcher.matches(jsonAuth)) {
-                return false;
-            }
-        }
-
         // check openstack ssh auth
         JsonNode jsonSshAuth = jsonNode.get(SSH_AUTH);
         if (jsonSshAuth != null) {
@@ -142,16 +130,6 @@
 
         }
 
-        // check endpoint URL
-        JsonNode jsonEndpoint = jsonNode.get(END_POINT);
-        if (jsonEndpoint != null) {
-            String endpoint = node.endpoint();
-            if (!jsonEndpoint.asText().equals(endpoint)) {
-                description.appendText("endpoint URL was " + jsonEndpoint);
-                return false;
-            }
-        }
-
         // check physical interfaces
         JsonNode jsonPhyIntfs = jsonNode.get(PHYSICAL_INTERFACES);
         if (jsonPhyIntfs != null) {
diff --git a/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/impl/DefaultOpenstackNodeHandlerTest.java b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/impl/DefaultOpenstackNodeHandlerTest.java
index ebf12c0..ad5ab65 100644
--- a/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/impl/DefaultOpenstackNodeHandlerTest.java
+++ b/apps/openstacknode/app/src/test/java/org/onosproject/openstacknode/impl/DefaultOpenstackNodeHandlerTest.java
@@ -71,8 +71,9 @@
 import org.onosproject.net.provider.ProviderId;
 import org.onosproject.openstacknode.api.DefaultOpenstackNode;
 import org.onosproject.openstacknode.api.DpdkConfig;
+import org.onosproject.openstacknode.api.KeystoneConfig;
+import org.onosproject.openstacknode.api.NeutronConfig;
 import org.onosproject.openstacknode.api.NodeState;
-import org.onosproject.openstacknode.api.OpenstackAuth;
 import org.onosproject.openstacknode.api.OpenstackNode;
 import org.onosproject.openstacknode.api.OpenstackPhyInterface;
 import org.onosproject.openstacknode.api.OpenstackSshAuth;
@@ -501,10 +502,10 @@
                                   NodeState state,
                                   Set<OpenstackPhyInterface> phyIntfs,
                                   Set<ControllerInfo> controllers,
-                                  OpenstackAuth auth,
-                                  String endpoint,
                                   OpenstackSshAuth sshAuth,
-                                  DpdkConfig dpdkConfig) {
+                                  DpdkConfig dpdkConfig,
+                                  KeystoneConfig keystoneConfig,
+                                  NeutronConfig neutronConfig) {
             super(hostname,
                     type,
                     intgBridge,
@@ -515,10 +516,10 @@
                     state,
                     phyIntfs,
                     controllers,
-                    auth,
-                    endpoint,
                     sshAuth,
-                    dpdkConfig);
+                    dpdkConfig,
+                    keystoneConfig,
+                    neutronConfig);
         }
 
         @Override
diff --git a/apps/openstacknode/app/src/test/resources/org/onosproject/openstacknode/codec/OpenstackControllerNode.json b/apps/openstacknode/app/src/test/resources/org/onosproject/openstacknode/codec/OpenstackControllerNode.json
index c60baad..6da832d 100644
--- a/apps/openstacknode/app/src/test/resources/org/onosproject/openstacknode/codec/OpenstackControllerNode.json
+++ b/apps/openstacknode/app/src/test/resources/org/onosproject/openstacknode/codec/OpenstackControllerNode.json
@@ -2,14 +2,19 @@
   "hostname": "controller",
   "type": "CONTROLLER",
   "managementIp": "172.16.130.10",
-  "endpoint": "keystone-end-point-url",
-  "authentication": {
-    "version": "v2.0",
-    "port": 35357,
-    "protocol": "HTTP",
-    "project": "admin",
-    "username": "admin",
-    "password": "nova",
-    "perspective": "PUBLIC"
+  "keystoneConfig": {
+    "endpoint": "172.16.130.10:35357/v2.0",
+    "authentication": {
+      "version": "v2.0",
+      "protocol": "HTTP",
+      "project": "admin",
+      "username": "admin",
+      "password": "nova",
+      "perspective": "PUBLIC"
+    }
+  },
+  "neutronConfig": {
+    "useMetadataProxy": true,
+    "metadataProxySecret": "onos"
   }
 }
\ No newline at end of file
diff --git a/apps/openstacknode/app/src/test/resources/org/onosproject/openstacknode/codec/OpenstackObsoleteControllerNode.json b/apps/openstacknode/app/src/test/resources/org/onosproject/openstacknode/codec/OpenstackObsoleteControllerNode.json
new file mode 100644
index 0000000..8401f3e
--- /dev/null
+++ b/apps/openstacknode/app/src/test/resources/org/onosproject/openstacknode/codec/OpenstackObsoleteControllerNode.json
@@ -0,0 +1,18 @@
+{
+  "hostname": "controller",
+  "type": "CONTROLLER",
+  "managementIp": "172.16.130.10",
+  "neutronConfig": {
+    "useMetadataProxy": true,
+    "metadataProxySecret": "onos"
+  },
+  "endpoint": "172.16.130.10:35357/v2.0",
+  "authentication": {
+    "version": "v2.0",
+    "protocol": "HTTP",
+    "project": "admin",
+    "username": "admin",
+    "password": "nova",
+    "perspective": "PUBLIC"
+  }
+}
\ No newline at end of file
diff --git a/apps/openstacknode/network-cfg.json b/apps/openstacknode/network-cfg.json
index de02972..19e3b22 100644
--- a/apps/openstacknode/network-cfg.json
+++ b/apps/openstacknode/network-cfg.json
@@ -1,126 +1,112 @@
 {
-  "apps" : {
-    "org.onosproject.openstacknode" : {
-      "openstacknode" : {
-        "nodes" : [
+  "nodes": [
+    {
+      "hostname": "compute-01",
+      "type": "COMPUTE",
+      "managementIp": "172.16.130.4",
+      "dataIp": "172.16.130.4",
+      "vlanPort": "eth2",
+      "integrationBridge": "of:00000000000000a1",
+      "phyIntfs": [
+        {
+          "network": "mgmtnetwork",
+          "intf": "eth3"
+        },
+        {
+          "network": "oamnetwork",
+          "intf": "eth4"
+        },
+        {
+          "network": "datanetwork",
+          "intf": "dpdk0"
+        }
+      ],
+      "sshAuth": {
+        "id": "id",
+        "password": "password"
+      },
+      "dpdkConfig": {
+        "datapathType": "netdev",
+        "socketDir": "/var/lib/libvirt/qemu",
+        "dpdkIntfs": [
           {
-            "hostname" : "compute-01",
-            "type" : "COMPUTE",
-            "managementIp" : "172.16.130.4",
-            "dataIp" : "172.16.130.4",
-            "vlanPort" : "eth2",
-            "integrationBridge" : "of:00000000000000a1",
-            "phyIntfs": [
-              {
-                "network": "mgmtnetwork",
-                "intf": "eth3"
-              },
-              {
-                "network": "oamnetwork",
-                "intf": "eth4"
-              },
-              {
-                "network": "datanetwork",
-                "intf": "dpdk0"
-              }
-            ],
-            "sshAuth" : {
-              "id": "id",
-              "password" : "password"
-            },
-            "dpdkConfig" : {
-              "datapathType" : "netdev",
-              "socketDir" : "/var/lib/libvirt/qemu",
-              "dpdkIntfs" : [
-                {
-                  "intf" : "dpdk0",
-                  "mtu" : 1500,
-                  "deviceName" : "br-int",
-                  "pciAddress" : "0000:85:00.0",
-                  "type" : "dpdk"
-                },
-                {
-                  "intf" : "dpdk1",
-                  "mtu" : 1500,
-                  "deviceName" : "br-tun",
-                  "pciAddress" : "0000:85:00.1",
-                  "type" : "dpdk"
-                }
-              ]
-            },
-            "controllers": [
-              {
-                "ip": "10.10.10.2",
-                "port": 6653
-              },
-              {
-                "ip": "10.10.10.3",
-                "port": 6653
-              },
-              {
-                "ip": "10.10.10.4",
-                "port": 6653
-              }
-            ]
+            "intf": "dpdk0",
+            "mtu": 1500,
+            "deviceName": "br-int",
+            "pciAddress": "0000:85:00.0",
+            "type": "dpdk"
           },
           {
-            "hostname" : "compute-02",
-            "type" : "COMPUTE",
-            "managementIp" : "172.16.130.6",
-            "dataIp" : "172.16.130.6",
-            "vlanPort" : "eth2",
-            "integrationBridge" : "of:00000000000000a2",
-            "phyIntfs": [
-              {
-                "network": "mgmtnetwork",
-                "intf": "eth3"
-              },
-              {
-                "network": "oamnetwork",
-                "intf": "eth4"
-              }
-            ]
-          },
-          {
-            "hostname" : "controller",
-            "type" : "CONTROLLER",
-            "managementIp" : "172.16.130.10",
-            "endpoint" : "keystone-endpoint-url",
-            "authentication" : {
-              "version" : "v2.0",
-              "port" : 35357,
-              "protocol" : "HTTP",
-              "project" : "admin",
-              "username" : "admin",
-              "password" : "nova",
-              "perspective" : "PUBLIC"
-            }
-          },
-          {
-            "hostname" : "gateway-01",
-            "type" : "GATEWAY",
-            "managementIp" : "172.16.130.8",
-            "dataIp" : "172.16.130.7",
-            "vlanPort" : "eth2",
-            "integrationBridge" : "of:00000000000000a3",
-            "uplinkPort" : "ens6"
-
+            "intf": "dpdk1",
+            "mtu": 1500,
+            "deviceName": "br-tun",
+            "pciAddress": "0000:85:00.1",
+            "type": "dpdk"
           }
         ]
-      }
-    }
-  },
-  "devices" : {
-    "of:00000000000000a1" : {
-      "basic" : {
-        "driver" : "sona"
+      },
+      "controllers": [
+        {
+          "ip": "10.10.10.2",
+          "port": 6653
+        },
+        {
+          "ip": "10.10.10.3",
+          "port": 6653
+        },
+        {
+          "ip": "10.10.10.4",
+          "port": 6653
+        }
+      ]
+    },
+    {
+      "hostname": "compute-02",
+      "type": "COMPUTE",
+      "managementIp": "172.16.130.6",
+      "dataIp": "172.16.130.6",
+      "vlanPort": "eth2",
+      "integrationBridge": "of:00000000000000a2",
+      "phyIntfs": [
+        {
+          "network": "mgmtnetwork",
+          "intf": "eth3"
+        },
+        {
+          "network": "oamnetwork",
+          "intf": "eth4"
+        }
+      ]
+    },
+    {
+      "hostname": "controller",
+      "type": "CONTROLLER",
+      "managementIp": "172.16.130.10",
+      "keystoneConfig": {
+        "endpoint": "172.16.130.10:35357/v2.0",
+        "authentication": {
+          "version": "v2.0",
+          "protocol": "HTTP",
+          "project": "admin",
+          "username": "admin",
+          "password": "nova",
+          "perspective": "PUBLIC"
+        }
+      },
+      "neutronConfig": {
+        "useMetadataProxy": true,
+        "metadataProxySecret": "onos"
       }
     },
-    "of:00000000000000a2" : {
-      "basic" : {
-        "driver" : "sona"
-      }
+    {
+      "hostname": "gateway-01",
+      "type": "GATEWAY",
+      "managementIp": "172.16.130.8",
+      "dataIp": "172.16.130.7",
+      "vlanPort": "eth2",
+      "integrationBridge": "of:00000000000000a3",
+      "uplinkPort": "ens6"
     }
-  }
+  ]
 }