diff --git a/incubator/api/src/main/java/org/onosproject/incubator/net/virtual/VirtualNetworkFlowRuleStore.java b/incubator/api/src/main/java/org/onosproject/incubator/net/virtual/VirtualNetworkFlowRuleStore.java
index faca465..0567083 100644
--- a/incubator/api/src/main/java/org/onosproject/incubator/net/virtual/VirtualNetworkFlowRuleStore.java
+++ b/incubator/api/src/main/java/org/onosproject/incubator/net/virtual/VirtualNetworkFlowRuleStore.java
@@ -24,12 +24,11 @@
 import org.onosproject.net.flow.FlowRuleEvent;
 import org.onosproject.net.flow.FlowRuleStoreDelegate;
 import org.onosproject.net.flow.TableStatisticsEntry;
-import org.onosproject.store.Store;
 
 import java.util.List;
 
 public interface VirtualNetworkFlowRuleStore
-        extends Store<FlowRuleBatchEvent, FlowRuleStoreDelegate> {
+        extends VirtualStore<FlowRuleBatchEvent, FlowRuleStoreDelegate> {
     /**
      * Returns the number of flow rule in the store.
      *
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/net/virtual/VirtualStore.java b/incubator/api/src/main/java/org/onosproject/incubator/net/virtual/VirtualStore.java
new file mode 100644
index 0000000..95249f4
--- /dev/null
+++ b/incubator/api/src/main/java/org/onosproject/incubator/net/virtual/VirtualStore.java
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2016-present 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.virtual;
+
+import org.onosproject.event.Event;
+import org.onosproject.store.StoreDelegate;
+
+/**
+ * Abstraction of a entity capable of storing and/or distributing information
+ * for virtual network across a cluster.
+ */
+public interface VirtualStore<E extends Event, D extends StoreDelegate<E>> {
+    /**
+     * Sets the delegate on the store.
+     *
+     * @param networkId a virtual network identifier
+     * @param delegate new store delegate
+     * @throws java.lang.IllegalStateException if a delegate is already
+     *                                         currently set on the store and is a different one that
+     */
+    void setDelegate(NetworkId networkId, D delegate);
+
+    /**
+     * Withdraws the delegate from the store.
+     *
+     * @param networkId a virtual network identifier
+     * @param delegate store delegate to withdraw
+     * @throws java.lang.IllegalArgumentException if the delegate is not
+     *                                            currently set on the store
+     */
+    void unsetDelegate(NetworkId networkId, D delegate);
+
+    /**
+     * Indicates whether the store has a delegate.
+     *
+     * @param networkId a virtual network identifier
+     * @return true if delegate is set
+     */
+    boolean hasDelegate(NetworkId networkId);
+}