diff --git a/incubator/api/src/main/java/org/onosproject/incubator/net/tunnel/TunnelService.java b/incubator/api/src/main/java/org/onosproject/incubator/net/tunnel/TunnelService.java
new file mode 100644
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+++ b/incubator/api/src/main/java/org/onosproject/incubator/net/tunnel/TunnelService.java
@@ -0,0 +1,194 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * 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.incubator.net.tunnel;
+
+import java.util.Collection;
+
+import org.onosproject.core.ApplicationId;
+import org.onosproject.net.Annotations;
+
+/**
+ * Service for interacting with the inventory of tunnels.
+ */
+public interface TunnelService {
+
+    /**
+     * Borrows a specific tunnel. Annotations parameter is reserved.If there
+     * is no tunnel in the store, returns a "null" object, and record the tunnel subscription.
+     * Where tunnel is created, ONOS notifies this consumer actively.
+     *
+     * @param consumerId a tunnel consumer
+     * @param tunnelId tunnel identify generated by onos
+     * @param annotations Annotations
+     * @return Tunnel subscribed tunnel
+     */
+    Tunnel borrowTunnel(ApplicationId consumerId, TunnelId tunnelId,
+                           Annotations... annotations);
+
+    /**
+     * Borrows a specific tunnel by tunnelName. Annotations parameter is reserved.If there
+     * is no tunnel in the store, return a "null" object, and record the tunnel subscription.
+     * Where tunnel is created, ONOS notifies this consumer actively.
+     *
+     * @param consumerId a tunnel consumer
+     * @param tunnelName tunnel name
+     * @param annotations Annotations
+     * @return collection of subscribed Tunnels
+     */
+    Collection<Tunnel> borrowTunnel(ApplicationId consumerId, TunnelName tunnelName,
+                           Annotations... annotations);
+
+    /**
+     * Borrows all tunnels between source and destination. Annotations
+     * parameter is reserved.If there is no any tunnel in the store, return a
+     * empty collection,and record the tunnel subscription. Where tunnel is created, ONOS
+     * notifies this consumer actively. Otherwise ONOS core returns all the
+     * tunnels, consumer determined which one to use.
+     *
+     * @param consumerId a tunnel consumer
+     * @param src a source point of tunnel.
+     * @param dst a destination point of tunnel
+     * @param annotations Annotations
+     * @return collection of subscribed Tunnels
+     */
+    Collection<Tunnel> borrowTunnel(ApplicationId consumerId, TunnelEndPoint src,
+                                       TunnelEndPoint dst, Annotations... annotations);
+
+    /**
+     * Borrows all specified type tunnels between source and destination.
+     * Annotations parameter is reserved.If there is no any tunnel in the store,
+     * return a empty collection, and record the tunnel subscription. Where tunnel is
+     * created, ONOS notifies this consumer actively. Otherwise,ONOS core returns
+     * all available tunnels, consumer determined which one to use.
+     *
+     * @param consumerId a tunnel consumer
+     * @param src a source point of tunnel.
+     * @param dst a destination point of tunnel
+     * @param type tunnel type
+     * @param annotations Annotations
+     * @return collection of available Tunnels
+     */
+    Collection<Tunnel> borrowTunnel(ApplicationId consumerId, TunnelEndPoint src,
+                                       TunnelEndPoint dst, Tunnel.Type type,
+                                       Annotations... annotations);
+
+    /**
+     * Returns back a specific tunnel to store.
+     *
+     * @param consumerId a tunnel consumer
+     * @param tunnelId tunnel identify generated by ONOS
+     * @param annotations Annotations
+     * @return success or fail
+     */
+    boolean returnTunnel(ApplicationId consumerId, TunnelId tunnelId,
+                              Annotations... annotations);
+
+    /**
+     * Returns all specific name tunnel back store. Annotations parameter is reserved.if there
+     * is no tunnel in the store, return a "null" object, and record the tunnel subscription.
+     * Where tunnel is created, ONOS notifies this consumer actively.
+     *
+     * @param consumerId a tunnel consumer
+     * @param tunnelName tunnel name
+     * @param annotations Annotations
+     * @return boolean
+     */
+    boolean returnTunnel(ApplicationId consumerId, TunnelName tunnelName,
+                           Annotations... annotations);
+
+    /**
+     * Returns all specific type tunnels between source and destination back
+     * store. Annotations parameter is reserved.
+     *
+     * @param consumerId a tunnel consumer
+     * @param src a source point of tunnel.
+     * @param dst a destination point of tunnel
+     * @param type tunnel type
+     * @param annotations Annotations
+     * @return success or fail
+     */
+    boolean returnTunnel(ApplicationId consumerId, TunnelEndPoint src,
+                              TunnelEndPoint dst, Tunnel.Type type,
+                              Annotations... annotations);
+
+    /**
+     * Returns all tunnels between source and destination back the store.
+     * Annotations parameter is reserved.
+     *
+     * @param consumerId a tunnel consumer
+     * @param src a source point of tunnel.
+     * @param dst a destination point of tunnel.
+     * @param annotations Annotations
+     * @return success or fail
+     */
+    boolean returnTunnel(ApplicationId consumerId, TunnelEndPoint src,
+                              TunnelEndPoint dst, Annotations... annotations);
+
+    /**
+     * Returns a tunnel by a specific tunnel identity.
+     *
+     * @param tunnelId tunnel identify generated by tunnel producer
+     * @return Tunnel
+     */
+    Tunnel queryTunnel(TunnelId tunnelId);
+
+    /**
+     * Returns all tunnel subscription record by consumer.
+     *
+     * @param consumerId consumer identity
+     * @return Collection of TunnelSubscription
+     */
+    Collection<TunnelSubscription> queryTunnelSubscription(ApplicationId consumerId);
+
+    /**
+     * Returns all specified type tunnels.
+     *
+     * @param type tunnel type
+     * @return Collection of tunnels
+     */
+    Collection<Tunnel> queryTunnel(Tunnel.Type type);
+
+    /**
+     * Returns all tunnels between source point and destination point.
+     *
+     * @param src a source point of tunnel.
+     * @param dst a destination point of tunnel.
+     * @return Collection of tunnels
+     */
+    Collection<Tunnel> queryTunnel(TunnelEndPoint src, TunnelEndPoint dst);
+
+    /**
+     * Returns all tunnels.
+     *
+     * @return all tunnels
+     */
+    int tunnelCount();
+
+    /**
+     * Adds the specified tunnel listener.
+     *
+     * @param listener tunnel listener
+     */
+    void addListener(TunnelListener listener);
+
+    /**
+     * Removes the specified tunnel listener.
+     *
+     * @param listener tunnel listener
+     */
+    void removeListener(TunnelListener listener);
+}