diff --git a/protocols/isis/api/src/main/java/org/onosproject/isis/controller/IsisController.java b/protocols/isis/api/src/main/java/org/onosproject/isis/controller/IsisController.java
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+++ b/protocols/isis/api/src/main/java/org/onosproject/isis/controller/IsisController.java
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2016 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.isis.controller;
+
+import java.util.List;
+
+/**
+ * Representation of an ISIS controller.
+ */
+public interface IsisController {
+
+    /**
+     * Registers a listener for router meta events.
+     *
+     * @param isisRouterListener isis router listener instance
+     */
+    void addRouterListener(IsisRouterListener isisRouterListener);
+
+    /**
+     * Unregisters a router listener.
+     *
+     * @param isisRouterListener isis router listener instance
+     */
+    void removeRouterListener(IsisRouterListener isisRouterListener);
+
+    /**
+     * Updates configuration of processes.
+     *
+     * @param processes process instance to update
+     */
+    void updateConfig(List<IsisProcess> processes);
+
+    /**
+     * Deletes configuration parameters.
+     *
+     * @param processes list of process instance
+     * @param attribute attribute to delete
+     */
+    void deleteConfig(List<IsisProcess> processes, String attribute);
+
+    /**
+     * Gets the all configured processes.
+     *
+     * @return list of process instances
+     */
+    List<IsisProcess> allConfiguredProcesses();
+}
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