diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/Constants.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/Constants.java
index c10820e..b7ca1f5 100644
--- a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/Constants.java
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/Constants.java
@@ -24,6 +24,7 @@
     }
 
     public static final String INTEGRATION_BRIDGE = "br-int";
+    public static final String TUNNEL_BRIDGE = "br-tun";
     public static final String ROUTER_BRIDGE = "br-router";
     public static final String DEFAULT_TUNNEL = "vxlan";
     public static final String PATCH_INTG_BRIDGE = "patch-intg";
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 220f7fc..94afc4e 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
@@ -25,6 +25,7 @@
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.behaviour.ControllerInfo;
 import org.onosproject.net.device.DeviceService;
+import org.onosproject.openstacknode.api.DpdkConfig.DatapathType;
 
 import java.util.ArrayList;
 import java.util.Collection;
@@ -55,8 +56,7 @@
     private final OpenstackAuth auth;
     private final String endpoint;
     private final OpenstackSshAuth sshAuth;
-    private final DatapathType datapathType;
-    private final String socketDir;
+    private final DpdkConfig dpdkConfig;
 
     private static final String NOT_NULL_MSG = "Node % cannot be null";
 
@@ -78,8 +78,7 @@
      * @param auth          keystone authentication info
      * @param endpoint      openstack endpoint URL
      * @param sshAuth       ssh authentication info
-     * @param datapathType  data path type
-     * @param socketDir     socket directory
+     * @param dpdkConfig    dpdk config
      */
     protected DefaultOpenstackNode(String hostname, NodeType type,
                                    DeviceId intgBridge,
@@ -93,8 +92,7 @@
                                    OpenstackAuth auth,
                                    String endpoint,
                                    OpenstackSshAuth sshAuth,
-                                   DatapathType datapathType,
-                                   String socketDir) {
+                                   DpdkConfig dpdkConfig) {
         this.hostname = hostname;
         this.type = type;
         this.intgBridge = intgBridge;
@@ -108,8 +106,7 @@
         this.auth = auth;
         this.endpoint = endpoint;
         this.sshAuth = sshAuth;
-        this.datapathType = datapathType;
-        this.socketDir = socketDir;
+        this.dpdkConfig = dpdkConfig;
     }
 
     @Override
@@ -154,12 +151,18 @@
 
     @Override
     public DatapathType datapathType() {
-        return datapathType;
+        if (dpdkConfig == null) {
+            return DatapathType.NORMAL;
+        }
+        return dpdkConfig.datapathType();
     }
 
     @Override
     public String socketDir() {
-        return socketDir;
+        if (dpdkConfig == null) {
+            return null;
+        }
+        return dpdkConfig.socketDir();
     }
 
     @Override
@@ -253,8 +256,7 @@
                     Objects.equals(auth, that.auth) &&
                     Objects.equals(endpoint, that.endpoint) &&
                     Objects.equals(sshAuth, that.sshAuth) &&
-                    Objects.equals(datapathType, that.datapathType) &&
-                    Objects.equals(socketDir, that.socketDir);
+                    Objects.equals(dpdkConfig, that.dpdkConfig);
         }
         return false;
     }
@@ -273,8 +275,7 @@
                 auth,
                 endpoint,
                 sshAuth,
-                datapathType,
-                socketDir);
+                dpdkConfig);
     }
 
     @Override
@@ -293,8 +294,7 @@
                 .add("auth", auth)
                 .add("endpoint", endpoint)
                 .add("sshAuth", sshAuth)
-                .add("datapathType", datapathType)
-                .add("socketDir", socketDir)
+                .add("datapathType", dpdkConfig)
                 .toString();
     }
 
@@ -314,7 +314,7 @@
                 .authentication(auth)
                 .endpoint(endpoint)
                 .sshAuthInfo(sshAuth)
-                .datapathType(datapathType)
+                .dpdkConfig(dpdkConfig)
                 .build();
     }
 
@@ -334,8 +334,7 @@
                 .authentication(auth)
                 .endpoint(endpoint)
                 .sshAuthInfo(sshAuth)
-                .datapathType(datapathType)
-                .socketDir(socketDir)
+                .dpdkConfig(dpdkConfig)
                 .build();
     }
 
@@ -364,6 +363,11 @@
     }
 
     @Override
+    public DpdkConfig dpdkConfig() {
+        return dpdkConfig;
+    }
+
+    @Override
     public PortNumber phyIntfPortNum(String providerPhysnet) {
         Optional<OpenstackPhyInterface> openstackPhyInterface =
                 phyIntfs.stream().filter(p -> p.network().equals(providerPhysnet)).findAny();
@@ -422,8 +426,7 @@
                 .authentication(osNode.authentication())
                 .endpoint(osNode.endpoint())
                 .sshAuthInfo(osNode.sshAuthInfo())
-                .datapathType(osNode.datapathType())
-                .socketDir(osNode.socketDir());
+                .dpdkConfig(osNode.dpdkConfig());
     }
 
     /**
@@ -444,8 +447,7 @@
         private OpenstackAuth auth;
         private String endpoint;
         private OpenstackSshAuth sshAuth;
-        private DatapathType datapathType = DatapathType.NORMAL;
-        private String socketDir;
+        private DpdkConfig dpdkConfig;
 
         // private constructor not intended to use from external
         private Builder() {
@@ -483,8 +485,7 @@
                     auth,
                     endpoint,
                     sshAuth,
-                    datapathType,
-                    socketDir);
+                    dpdkConfig);
         }
 
         @Override
@@ -568,14 +569,8 @@
         }
 
         @Override
-        public Builder datapathType(DatapathType datapathType) {
-            this.datapathType = datapathType;
-            return this;
-        }
-
-        @Override
-        public Builder socketDir(String socketDir) {
-            this.socketDir = socketDir;
+        public Builder dpdkConfig(DpdkConfig dpdkConfig) {
+            this.dpdkConfig = dpdkConfig;
             return this;
         }
     }
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DpdkConfig.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DpdkConfig.java
new file mode 100644
index 0000000..92cc5d1
--- /dev/null
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DpdkConfig.java
@@ -0,0 +1,86 @@
+/*
+ * 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 java.util.Collection;
+
+/**
+ * Representation of dpdk config information.
+ */
+public interface DpdkConfig {
+
+    /**
+     * List of valid data path types.
+     */
+    enum DatapathType {
+        NORMAL,
+        NETDEV
+    }
+
+    /**
+     * Returns the data path type.
+     *
+     * @return data path type; normal or netdev
+     */
+    DatapathType datapathType();
+
+    /**
+     * Returns socket directory which dpdk port bound to.
+     *
+     * @return socket directory
+     */
+    String socketDir();
+
+    /**
+     * Returns a collection of dpdk interfaces.
+     *
+     * @return dpdk interfaces
+     */
+    Collection<DpdkInterface> dpdkIntfs();
+
+    interface Builder {
+        /**
+         * Returns new dpdk config.
+         *
+         * @return dpdk config
+         */
+        DpdkConfig build();
+
+        /**
+         * Returns dpdk config builder with supplied datapath type.
+         *
+         * @param datapathType datapath type
+         * @return dpdk config builder
+         */
+        Builder datapathType(DatapathType datapathType);
+
+        /**
+         * Returns dpdk config builder with supplied socket directory.
+         *
+         * @param socketDir socket directory
+         * @return dpdk config builder
+         */
+        Builder socketDir(String socketDir);
+
+        /**
+         * Returns dpdk config builder with supplied dpdk interfaces.
+         *
+         * @param dpdkIntfs a collection of dpdk interfaces
+         * @return dpdk config builder
+         */
+        Builder dpdkIntfs(Collection<DpdkInterface> dpdkIntfs);
+    }
+}
diff --git a/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DpdkInterface.java b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DpdkInterface.java
new file mode 100644
index 0000000..d10348e
--- /dev/null
+++ b/apps/openstacknode/api/src/main/java/org/onosproject/openstacknode/api/DpdkInterface.java
@@ -0,0 +1,130 @@
+/*
+ * 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 dpdk interface information.
+ */
+public interface DpdkInterface {
+    Long DEFAULT_MTU_SIZE = 1500L;
+
+    /**
+     * Dpdk interface type.
+     */
+    enum Type {
+        /**
+         * A DPDK net device.
+         */
+        DPDK,
+        /**
+         * A DPDK_VHOST_USER net device.
+         */
+        DPDK_VHOST_USER,
+        /**
+         * A DPDK_VHOST_USER_CLIENT net device.
+         */
+        DPDK_VHOST_USER_CLIENT
+    }
+
+
+    /**
+     * Returns the name of the device where the dpdk interface is.
+     *
+     * @return device name
+     */
+    String deviceName();
+
+    /**
+     * Returns the name of the dpdk interface.
+     *
+     * @return dpdk interface name
+     */
+    String intf();
+
+    /**
+     * Returns the dpdk device arguments of this dpdk port.
+     * ex) "0000:85:00.1"
+     *
+     * @return pci address
+     */
+    String pciAddress();
+
+    /**
+     * Returns the dpdk interface type.
+     *
+     * @return type
+     */
+    Type type();
+
+    /**
+     * Returns the mtu size.
+     *
+     * @return mtu
+     */
+    Long mtu();
+
+    /**
+     * Builder of dpdk interface description entities.
+     */
+    interface Builder {
+        /**
+         * Returns new dpdk interface.
+         *
+         * @return dpdk interface description
+         */
+        DpdkInterface build();
+
+        /**
+         * Returns dpdk interface builder with supplied device name.
+         *
+         * @param  deviceName device name
+         * @return dpdk interface
+         */
+        Builder deviceName(String deviceName);
+
+        /**
+         * Returns dpdk interface builder with supplied interface name.
+         *
+         * @param name interface name
+         * @return dpdk interface
+         */
+        Builder intf(String name);
+
+        /**
+         * Returns dpdk interface builder with supplied pci address.
+         *
+         * @param pciAddress pci address
+         * @return dpdk interface
+         */
+        Builder pciAddress(String pciAddress);
+
+        /**
+         * Returns dpdk interface builder with supplied type.
+         *
+         * @param type type
+         * @return dpdk interface
+         */
+        Builder type(Type type);
+
+        /**
+         * Returns dpdk interface builder with supplied mtu size.
+         *
+         * @param mtu mtu
+         * @return dpdk interface
+         */
+        Builder mtu(Long mtu);
+    }
+}
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 a935e08..3ffdda9 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
@@ -20,6 +20,7 @@
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.behaviour.ControllerInfo;
+import org.onosproject.openstacknode.api.DpdkConfig.DatapathType;
 
 import java.util.Collection;
 
@@ -48,14 +49,6 @@
     }
 
     /**
-     * List of valid data path types.
-     */
-    enum DatapathType {
-        NORMAL,
-        NETDEV
-    }
-
-    /**
      * Returns hostname of the node.
      *
      * @return hostname
@@ -227,6 +220,13 @@
     OpenstackSshAuth sshAuthInfo();
 
     /**
+     * Returns the dpdk config info.
+     *
+     * @return dpdk config
+     */
+    DpdkConfig dpdkConfig();
+
+    /**
      * Builder of new node entities.
      */
     interface Builder {
@@ -343,20 +343,12 @@
         Builder sshAuthInfo(OpenstackSshAuth sshAuth);
 
         /**
-         * Returns openstack node builder with supplied data path type.
+         * Returns openstack node builder with supplied dpdk config info.
          *
-         * @param datapathType data path type
+         * @param dpdkConfig dpdk config
          * @return openstack node builder
          */
-        Builder datapathType(DatapathType datapathType);
-
-        /**
-         * Returns openstack node builder with supplied socket directory.
-         *
-         * @param socketDir socket directory
-         * @return openstack node builder
-         */
-        Builder socketDir(String socketDir);
+        Builder dpdkConfig(DpdkConfig dpdkConfig);
     }
 }