diff --git a/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/Controller.java b/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/Controller.java
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index 0000000..402e8c9
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+++ b/bgp/ctl/src/main/java/org/onosproject/bgp/controller/impl/Controller.java
@@ -0,0 +1,183 @@
+/*
+ * 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.bgp.controller.impl;
+
+import static org.onlab.util.Tools.groupedThreads;
+
+import java.lang.management.ManagementFactory;
+import java.lang.management.RuntimeMXBean;
+import java.net.InetSocketAddress;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.Executors;
+
+import org.jboss.netty.bootstrap.ServerBootstrap;
+import org.jboss.netty.channel.ChannelPipelineFactory;
+import org.jboss.netty.channel.group.ChannelGroup;
+import org.jboss.netty.channel.group.DefaultChannelGroup;
+import org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * The main controller class. Handles all setup and network listeners - Distributed ownership control of bgp peer
+ * through IControllerRegistryService
+ */
+public class Controller {
+
+    protected static final Logger log = LoggerFactory.getLogger(Controller.class);
+
+    private ChannelGroup cg;
+
+    // Configuration options
+    private static final short BGP_PORT_NUM = 179;
+    private int workerThreads = 16;
+
+    // Start time of the controller
+    protected long systemStartTime;
+
+    private NioServerSocketChannelFactory serverExecFactory;
+
+    // Perf. related configuration
+    protected static final int SEND_BUFFER_SIZE = 4 * 1024 * 1024;
+
+    BGPControllerImpl bgpCtrlImpl;
+
+    /**
+     * Constructor to initialize parameter.
+     *
+     * @param bgpCtrlImpl BGP controller Impl instance
+     */
+    public Controller(BGPControllerImpl bgpCtrlImpl) {
+        this.bgpCtrlImpl = bgpCtrlImpl;
+    }
+
+    // ***************
+    // Getters/Setters
+    // ***************
+
+    /**
+     * To get system start time.
+     *
+     * @return system start time in milliseconds
+     */
+    public long getSystemStartTime() {
+        return (this.systemStartTime);
+    }
+
+    // **************
+    // Initialization
+    // **************
+
+    /**
+     * Tell controller that we're ready to accept bgp peer connections.
+     */
+    public void run() {
+
+        try {
+            final ServerBootstrap bootstrap = createServerBootStrap();
+
+            bootstrap.setOption("reuseAddr", true);
+            bootstrap.setOption("child.keepAlive", true);
+            bootstrap.setOption("child.tcpNoDelay", true);
+            bootstrap.setOption("child.sendBufferSize", Controller.SEND_BUFFER_SIZE);
+
+            ChannelPipelineFactory pfact = new BGPPipelineFactory(bgpCtrlImpl, true);
+
+            bootstrap.setPipelineFactory(pfact);
+            InetSocketAddress sa = new InetSocketAddress(getBgpPortNum());
+            cg = new DefaultChannelGroup();
+            cg.add(bootstrap.bind(sa));
+            log.info("Listening for Peer connection on {}", sa);
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    /**
+     * Creates server boot strap.
+     *
+     * @return ServerBootStrap
+     */
+    private ServerBootstrap createServerBootStrap() {
+
+        if (workerThreads == 0) {
+            serverExecFactory = new NioServerSocketChannelFactory(
+                                    Executors.newCachedThreadPool(groupedThreads("onos/bgp", "boss-%d")),
+                                    Executors.newCachedThreadPool(groupedThreads("onos/bgp", "worker-%d")));
+            return new ServerBootstrap(serverExecFactory);
+        } else {
+            serverExecFactory = new NioServerSocketChannelFactory(
+                                    Executors.newCachedThreadPool(groupedThreads("onos/bgp", "boss-%d")),
+                                    Executors.newCachedThreadPool(groupedThreads("onos/bgp", "worker-%d")),
+                                                                  workerThreads);
+            return new ServerBootstrap(serverExecFactory);
+        }
+    }
+
+    /**
+     * Initialize internal data structures.
+     */
+    public void init() {
+        // These data structures are initialized here because other
+        // module's startUp() might be called before ours
+        this.systemStartTime = System.currentTimeMillis();
+    }
+
+    // **************
+    // Utility methods
+    // **************
+
+    public Map<String, Long> getMemory() {
+        Map<String, Long> m = new HashMap<>();
+        Runtime runtime = Runtime.getRuntime();
+        m.put("total", runtime.totalMemory());
+        m.put("free", runtime.freeMemory());
+        return m;
+    }
+
+    public Long getUptime() {
+        RuntimeMXBean rb = ManagementFactory.getRuntimeMXBean();
+        return rb.getUptime();
+    }
+
+    /**
+     * Starts the BGP controller.
+     */
+    public void start() {
+        log.info("Started");
+        this.init();
+        this.run();
+    }
+
+    /**
+     * Stops the BGP controller.
+     */
+    public void stop() {
+        log.info("Stopped");
+        serverExecFactory.shutdown();
+        cg.close();
+    }
+
+    /**
+     * Returns port number.
+     *
+     * @return port number
+     */
+    public static short getBgpPortNum() {
+        return BGP_PORT_NUM;
+    }
+}
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