diff --git a/core/api/src/main/java/org/onosproject/net/config/basics/BasicFeatureConfig.java b/core/api/src/main/java/org/onosproject/net/config/basics/BasicFeatureConfig.java
new file mode 100644
index 0000000..fcf24bc
--- /dev/null
+++ b/core/api/src/main/java/org/onosproject/net/config/basics/BasicFeatureConfig.java
@@ -0,0 +1,54 @@
+/*
+ * 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.net.config.basics;
+
+import org.onosproject.net.config.Config;
+
+/**
+ * Base abstraction for configuring feature on subject.
+ *
+ * @param <S> Subject type
+ */
+public abstract class BasicFeatureConfig<S> extends Config<S> {
+
+    private static final String ENABLED = "enabled";
+
+    private final boolean defaultValue;
+
+    protected BasicFeatureConfig(boolean defaultValue) {
+        this.defaultValue = defaultValue;
+    }
+
+    /**
+     * Indicates whether the feature for the subject is enabled.
+     *
+     * @return true if feature is enabled
+     */
+    public boolean enabled() {
+        return get(ENABLED, defaultValue);
+    }
+
+    /**
+     * Specifies whether the feature for the subject is to be enabled.
+     *
+     * @param enabled true to enable; false to disable; null to clear
+     * @return self
+     */
+    public BasicFeatureConfig<S> enabled(Boolean enabled) {
+        return (BasicFeatureConfig<S>) setOrClear(ENABLED, enabled);
+    }
+
+}
diff --git a/core/store/dist/src/main/java/org/onosproject/store/config/impl/DistributedNetworkConfigStore.java b/core/store/dist/src/main/java/org/onosproject/store/config/impl/DistributedNetworkConfigStore.java
index ca8eea3..27c7912 100644
--- a/core/store/dist/src/main/java/org/onosproject/store/config/impl/DistributedNetworkConfigStore.java
+++ b/core/store/dist/src/main/java/org/onosproject/store/config/impl/DistributedNetworkConfigStore.java
@@ -23,6 +23,7 @@
 import com.fasterxml.jackson.databind.node.IntNode;
 import com.fasterxml.jackson.databind.node.JsonNodeFactory;
 import com.fasterxml.jackson.databind.node.LongNode;
+import com.fasterxml.jackson.databind.node.NullNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import com.fasterxml.jackson.databind.node.ShortNode;
 import com.fasterxml.jackson.databind.node.TextNode;
@@ -95,7 +96,8 @@
                 .register(ConfigKey.class, ObjectNode.class, ArrayNode.class,
                           JsonNodeFactory.class, LinkedHashMap.class,
                           TextNode.class, BooleanNode.class,
-                          LongNode.class, DoubleNode.class, ShortNode.class, IntNode.class);
+                          LongNode.class, DoubleNode.class, ShortNode.class, IntNode.class,
+                          NullNode.class);
 
         configs = storageService.<ConfigKey, JsonNode>consistentMapBuilder()
                 .withSerializer(Serializer.using(kryoBuilder.build()))