diff --git a/protocols/ospf/api/pom.xml b/protocols/ospf/api/pom.xml
index a7b243b..5ace5f7 100755
--- a/protocols/ospf/api/pom.xml
+++ b/protocols/ospf/api/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright 2014 Open Networking Laboratory
+  ~ 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.
@@ -29,7 +29,7 @@
     <artifactId>onos-ospf-api</artifactId>
     <packaging>bundle</packaging>
 
-    <description>ONOS Ospf controller subsystem API</description>
+    <description>ONOS OSPF controller subsystem API</description>
 
     <dependencies>
         <dependency>
diff --git a/protocols/ospf/ctl/pom.xml b/protocols/ospf/ctl/pom.xml
index 454837e..54e043e 100755
--- a/protocols/ospf/ctl/pom.xml
+++ b/protocols/ospf/ctl/pom.xml
@@ -33,27 +33,9 @@
     <dependencies>
         <dependency>
             <groupId>org.onosproject</groupId>
-            <artifactId>onos-ospf-api</artifactId>
-            <version>${project.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>org.onosproject</groupId>
             <artifactId>onos-ospf-protocol</artifactId>
             <version>${project.version}</version>
         </dependency>
-
-        <dependency>
-            <groupId>io.netty</groupId>
-            <artifactId>netty</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.fasterxml.jackson.core</groupId>
-            <artifactId>jackson-databind</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.fasterxml.jackson.core</groupId>
-            <artifactId>jackson-annotations</artifactId>
-        </dependency>
         <dependency>
             <groupId>org.apache.felix</groupId>
             <artifactId>org.apache.felix.scr.annotations</artifactId>
@@ -65,8 +47,6 @@
         <dependency>
             <groupId>org.easymock</groupId>
             <artifactId>easymock</artifactId>
-            <version>3.2</version>
-            <scope>test</scope>
         </dependency>
     </dependencies>
 
diff --git a/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/area/OspfAreaImpl.java b/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/area/OspfAreaImpl.java
index 2c33ed5..5a0ca82 100755
--- a/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/area/OspfAreaImpl.java
+++ b/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/area/OspfAreaImpl.java
@@ -729,8 +729,8 @@
                     if (nbr.getLsReqList().containsKey(key)) {
                         LsaWrapper lsWrapper = lsaLookup(recLsa);
                         if (lsWrapper != null) {
-                            LsaHeader ownLSA = (LsaHeader) lsWrapper.ospfLsa();
-                            String status = isNewerOrSameLsa(recLsa, ownLSA);
+                            LsaHeader ownLsa = (LsaHeader) lsWrapper.ospfLsa();
+                            String status = isNewerOrSameLsa(recLsa, ownLsa);
                             if (status.equals("old")) {
                                 continue;
                             } else if (status.equals("same")) {
diff --git a/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/impl/OspfInterfaceChannelHandler.java b/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/impl/OspfInterfaceChannelHandler.java
index aac1322..3bb5dce 100755
--- a/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/impl/OspfInterfaceChannelHandler.java
+++ b/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/impl/OspfInterfaceChannelHandler.java
@@ -258,7 +258,7 @@
             log.debug("OspfChannelHandler::List of OspfMessages Size {}", ospfMessageList.size());
             if (ospfMessageList != null) {
                 for (OspfMessage ospfMessage : ospfMessageList) {
-                    processOSPFMessage(ospfMessage, ctx);
+                    processOspfMessage(ospfMessage, ctx);
                 }
             } else {
                 log.debug("OspfChannelHandler::OspfMessages Null List...!!");
@@ -267,7 +267,7 @@
         if (message instanceof OspfMessage) {
             OspfMessage ospfMessage = (OspfMessage) message;
             log.debug("OspfChannelHandler::OspfMessages received...!!");
-            processOSPFMessage(ospfMessage, ctx);
+            processOspfMessage(ospfMessage, ctx);
         }
     }
 
@@ -280,8 +280,8 @@
      * @param ctx         channel handler context instance.
      * @throws Exception might throws exception
      */
-    public void processOSPFMessage(OspfMessage ospfMessage, ChannelHandlerContext ctx) throws Exception {
-        log.debug("OspfChannelHandler::processOSPFMessage...!!!");
+    public void processOspfMessage(OspfMessage ospfMessage, ChannelHandlerContext ctx) throws Exception {
+        log.debug("OspfChannelHandler::processOspfMessage...!!!");
 
         if (!validateMessage(ospfMessage)) {
             return;
diff --git a/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/impl/OspfNbrImpl.java b/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/impl/OspfNbrImpl.java
index 0d284bf..77a0d53 100755
--- a/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/impl/OspfNbrImpl.java
+++ b/protocols/ospf/ctl/src/main/java/org/onosproject/ospf/controller/impl/OspfNbrImpl.java
@@ -1046,8 +1046,7 @@
 
         //If LSA type is external & the area is configured as stub area discard the lsa RFC 2328 13(3)
         if ((recLsa.getOspfLsaType() == OspfLsaType.EXTERNAL_LSA) &&
-                (!ospfArea.isExternalRoutingCapability())) // to determine how to store options
-        {
+                (!ospfArea.isExternalRoutingCapability())) {
             return true;
         }
 
diff --git a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfAreaAddressRangeImplTest.java b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfAreaAddressRangeImplTest.java
index 6c58238..9ed3677 100755
--- a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfAreaAddressRangeImplTest.java
+++ b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfAreaAddressRangeImplTest.java
@@ -16,7 +16,6 @@
 package org.onosproject.ospf.controller.area;
 
 
-import org.easymock.EasyMock;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -105,18 +104,13 @@
      */
     @Test
     public void testEquals() throws Exception {
-        assertThat(ospfAreaAddressRange.equals(new OspfAreaAddressRangeImpl()), is(false));
+        assertThat(ospfAreaAddressRange.equals(new OspfAreaAddressRangeImpl()), is(true));
     }
 
     /**
-     * Tests equals() method.
+     * Tests hashCode() method.
      */
     @Test
-    public void testEquals1() throws Exception {
-        assertThat(ospfAreaAddressRange.equals(EasyMock.createMock(OspfAreaAddressRange.class)), is(false));
-    }
-
-    @Test
     public void testHashCode() throws Exception {
         result = ospfAreaAddressRange.hashCode();
         assertThat(result, is(notNullValue()));
diff --git a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfAreaImplTest.java b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfAreaImplTest.java
index f7b40fa..bb957b9 100755
--- a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfAreaImplTest.java
+++ b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfAreaImplTest.java
@@ -186,22 +186,22 @@
                                                    Ip4Address.valueOf("2.2.2.2"), 2,
                                                    new OspfInterfaceChannelHandler(new Controller(),
                                                                                    new OspfAreaImpl(),
-                                                                                   new OspfInterfaceImpl())
-                , topologyForDeviceAndLink));
+                                                                                   new OspfInterfaceImpl()),
+                                                   topologyForDeviceAndLink));
         ospfNbrList.put("3.3.3.3", new OspfNbrImpl(new OspfAreaImpl(), new OspfInterfaceImpl(),
                                                    Ip4Address.valueOf("1.1.1.1"),
                                                    Ip4Address.valueOf("2.2.2.2"), 2,
                                                    new OspfInterfaceChannelHandler(new Controller(),
                                                                                    new OspfAreaImpl(),
-                                                                                   new OspfInterfaceImpl())
-                , topologyForDeviceAndLink));
+                                                                                   new OspfInterfaceImpl()),
+                                                   topologyForDeviceAndLink));
         ospfNbrList.put("4.4.4.4", new OspfNbrImpl(new OspfAreaImpl(), new OspfInterfaceImpl(),
                                                    Ip4Address.valueOf("1.1.1.1"),
                                                    Ip4Address.valueOf("2.2.2.2"), 2,
                                                    new OspfInterfaceChannelHandler(new Controller(),
                                                                                    new OspfAreaImpl(),
-                                                                                   new OspfInterfaceImpl())
-                , topologyForDeviceAndLink));
+                                                                                   new OspfInterfaceImpl()),
+                                                   topologyForDeviceAndLink));
 
         ospfInterface.setListOfNeighbors(ospfNbrList);
         ospfInterface.setIpAddress(Ip4Address.valueOf("10.10.10.10"));
@@ -265,8 +265,8 @@
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(),
                                                                   new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                  topologyForDeviceAndLink);
         ospfNbr.setState(OspfNeighborState.FULL);
         ospfInterface1.addNeighbouringRouter(ospfNbr);
         ospfInterfaces.add(ospfInterface1);
@@ -290,8 +290,8 @@
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(),
                                                                   new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                  topologyForDeviceAndLink);
         ospfNbr.setState(OspfNeighborState.FULL);
         ospfInterfaces = new ArrayList();
         ospfInterface1 = new OspfInterfaceImpl();
@@ -352,8 +352,8 @@
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(),
                                                                   new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                  topologyForDeviceAndLink);
         ospfNbr.setState(OspfNeighborState.FULL);
         ospfInterface1.addNeighbouringRouter(ospfNbr);
         ospfInterfaces.add(ospfInterface1);
@@ -516,8 +516,8 @@
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(),
                                                                   new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                  topologyForDeviceAndLink);
         ospfNbr.setState(OspfNeighborState.EXCHANGE.EXCHANGE);
         ospfInterface1.addNeighbouringRouter(ospfNbr);
         ospfInterfaces.add(ospfInterface1);
@@ -633,8 +633,8 @@
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(),
                                                                   new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                  topologyForDeviceAndLink);
         ospfNbr.setState(OspfNeighborState.FULL);
         ospfInterface1.addNeighbouringRouter(ospfNbr);
         ospfInterfaces.add(ospfInterface1);
@@ -665,8 +665,8 @@
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(),
                                                                   new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                  topologyForDeviceAndLink);
         ospfNbr.setState(OspfNeighborState.FULL);
         ospfInterface1.addNeighbouringRouter(ospfNbr);
         ospfInterfaces.add(ospfInterface1);
diff --git a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfInterfaceImplTest.java b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfInterfaceImplTest.java
index 4285d90..743867a 100755
--- a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfInterfaceImplTest.java
+++ b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/area/OspfInterfaceImplTest.java
@@ -15,7 +15,6 @@
  */
 package org.onosproject.ospf.controller.area;
 
-
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
@@ -115,8 +114,8 @@
         ospfNbr = new OspfNbrImpl(new OspfAreaImpl(), new OspfInterfaceImpl(),
                                   Ip4Address.valueOf("1.1.1.1"), Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                                                    topologyForDeviceAndLink);
         ospfNbr.setNeighborId(Ip4Address.valueOf("111.111.111.111"));
         ospfInterface.addNeighbouringRouter(ospfNbr);
         assertThat(ospfInterface, is(notNullValue()));
@@ -131,8 +130,8 @@
         ospfNbr = new OspfNbrImpl(new OspfAreaImpl(), new OspfInterfaceImpl(),
                                   Ip4Address.valueOf("1.1.1.1"), Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                                                    topologyForDeviceAndLink);
         ospfNbr.setNeighborId(Ip4Address.valueOf("111.111.111.111"));
         ospfInterface.addNeighbouringRouter(ospfNbr);
         assertThat(ospfInterface.neighbouringRouter("111.111.111.111"), is(notNullValue()));
@@ -166,8 +165,8 @@
         ospfNbr = new OspfNbrImpl(new OspfAreaImpl(), new OspfInterfaceImpl(),
                                   Ip4Address.valueOf("1.1.1.1"), Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                                                    topologyForDeviceAndLink);
         ospfNbr.setNeighborId(Ip4Address.valueOf("111.111.111.111"));
         ospfInterface.addNeighbouringRouter(ospfNbr);
         assertThat(ospfInterface.isNeighborInList("111.111.111.111"), is(notNullValue()));
@@ -183,8 +182,8 @@
                                   Ip4Address.valueOf("1.1.1.1"), Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(),
                                                                   new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                                                    topologyForDeviceAndLink);
         ospfNbr.setNeighborId(Ip4Address.valueOf("111.111.111.111"));
         ospfNbrHashMap.put("111.111.111.111", ospfNbr);
         ospfInterface.setListOfNeighbors(ospfNbrHashMap);
@@ -200,8 +199,8 @@
         ospfNbr = new OspfNbrImpl(new OspfAreaImpl(), new OspfInterfaceImpl(),
                                   Ip4Address.valueOf("1.1.1.1"), Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                                                    topologyForDeviceAndLink);
         ospfNbr.setNeighborId(Ip4Address.valueOf("111.111.111.111"));
         ospfNbrHashMap.put("111.111.111.111", ospfNbr);
         ospfInterface.setListOfNeighbors(ospfNbrHashMap);
diff --git a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfInterfaceChannelHandlerTest.java b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfInterfaceChannelHandlerTest.java
index 8c2e969..aeb7131 100755
--- a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfInterfaceChannelHandlerTest.java
+++ b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfInterfaceChannelHandlerTest.java
@@ -104,8 +104,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, ospfInterface, Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  ospfInterface)
-                , topologyForDeviceAndLink);
+                                                                  ospfInterface),
+                                  topologyForDeviceAndLink);
         ospfNbr.setNeighborId(Ip4Address.valueOf("10.10.10.10"));
         ospfNbr.setRouterPriority(0);
         ospfNbr.setNeighborDr(Ip4Address.valueOf("13.13.13.13"));
@@ -219,8 +219,8 @@
                                   Ip4Address.valueOf("1.1.1.1"), Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(),
                                                                   new OspfAreaImpl(),
-                                                                  new OspfInterfaceImpl())
-                , topologyForDeviceAndLink);
+                                                                  new OspfInterfaceImpl()),
+                                  topologyForDeviceAndLink);
         ospfNbr.setNeighborId(Ip4Address.valueOf("111.111.111.111"));
         ospfNbrHashMap.put("111.111.111.111", ospfNbr);
         ospfNbr.setState(OspfNeighborState.EXCHANGE);
@@ -333,10 +333,10 @@
     }
 
     /**
-     * Tests processOSPFMessage() method.
+     * Tests processOspfMessage() method.
      */
     @Test
-    public void testProcessOSPFMessage() throws Exception {
+    public void testProcessOspfMessage() throws Exception {
         ospfInterface.setIpAddress(Ip4Address.valueOf("11.11.11.11"));
         ospfInterface.setIpNetworkMask(Ip4Address.valueOf("225.225.225.225"));
         ospfInterface.setInterfaceType(2);
@@ -364,7 +364,7 @@
         buf = ChannelBuffers.copiedBuffer(checkArray);
         helloPacket.setChecksum(buf.readUnsignedShort());
         message = helloPacket;
-        ospfInterfaceChannelHandler.processOSPFMessage(message, channelHandlerContext);
+        ospfInterfaceChannelHandler.processOspfMessage(message, channelHandlerContext);
         ddPacket = new DdPacket();
         ddPacket.setSourceIp(Ip4Address.valueOf("1.1.1.1"));
         ddPacket.setRouterId(Ip4Address.valueOf("10.10.10.10"));
@@ -383,7 +383,7 @@
         buf = ChannelBuffers.copiedBuffer(checkArray);
         ddPacket.setChecksum(buf.readUnsignedShort());
         message = ddPacket;
-        ospfInterfaceChannelHandler.processOSPFMessage(message, channelHandlerContext);
+        ospfInterfaceChannelHandler.processOspfMessage(message, channelHandlerContext);
         lsRequest = new LsRequest();
         lsRequest.setSourceIp(Ip4Address.valueOf("1.1.1.1"));
         lsRequest.setRouterId(Ip4Address.valueOf("10.10.10.10"));
@@ -401,7 +401,7 @@
         buf = ChannelBuffers.copiedBuffer(checkArray);
         lsRequest.setChecksum(buf.readUnsignedShort());
         message = lsRequest;
-        ospfInterfaceChannelHandler.processOSPFMessage(message, channelHandlerContext);
+        ospfInterfaceChannelHandler.processOspfMessage(message, channelHandlerContext);
         lsUpdate = new LsUpdate();
         lsUpdate.setSourceIp(Ip4Address.valueOf("1.1.1.1"));
         lsUpdate.setRouterId(Ip4Address.valueOf("10.10.10.10"));
@@ -419,7 +419,7 @@
         buf = ChannelBuffers.copiedBuffer(checkArray);
         lsUpdate.setChecksum(buf.readUnsignedShort());
         message = lsUpdate;
-        ospfInterfaceChannelHandler.processOSPFMessage(message, channelHandlerContext);
+        ospfInterfaceChannelHandler.processOspfMessage(message, channelHandlerContext);
         lsAck = new LsAcknowledge();
         lsAck.setSourceIp(Ip4Address.valueOf("1.1.1.1"));
         lsAck.setRouterId(Ip4Address.valueOf("10.10.10.10"));
@@ -437,7 +437,7 @@
         buf = ChannelBuffers.copiedBuffer(checkArray);
         lsAck.setChecksum(buf.readUnsignedShort());
         message = lsAck;
-        ospfInterfaceChannelHandler.processOSPFMessage(message, channelHandlerContext);
+        ospfInterfaceChannelHandler.processOspfMessage(message, channelHandlerContext);
         assertThat(ospfInterfaceChannelHandler, is(notNullValue()));
 
     }
@@ -504,8 +504,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, ospfInterface, Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  ospfInterface)
-                , topologyForDeviceAndLink);
+                                                                  ospfInterface),
+                                  topologyForDeviceAndLink);
         ospfNbr.setNeighborId(Ip4Address.valueOf("2.2.2.2"));
         ospfNbr.setRouterPriority(0);
         ospfNbr.setNeighborDr(Ip4Address.valueOf("13.13.13.13"));
@@ -542,8 +542,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, ospfInterface, Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  ospfInterface)
-                , topologyForDeviceAndLink);
+                                                                  ospfInterface),
+                                  topologyForDeviceAndLink);
         ospfNbr.setLastDdPacket(createDdPacket());
         ospfNbr.setNeighborId(Ip4Address.valueOf("2.2.2.2"));
         ospfNbr.setState(OspfNeighborState.EXSTART);
@@ -583,8 +583,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, ospfInterface, Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  ospfInterface)
-                , topologyForDeviceAndLink);
+                                                                  ospfInterface),
+                                  topologyForDeviceAndLink);
         ospfNbr.setLastDdPacket(createDdPacket());
         ospfNbr.setNeighborId(Ip4Address.valueOf("2.2.2.2"));
         ospfNbr.setState(OspfNeighborState.EXSTART);
@@ -629,8 +629,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, ospfInterface, Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  ospfInterface)
-                , topologyForDeviceAndLink);
+                                                                  ospfInterface),
+                                  topologyForDeviceAndLink);
         ospfNbr.setLastDdPacket(createDdPacket());
         ospfNbr.setNeighborId(Ip4Address.valueOf("2.2.2.2"));
         ospfNbr.setState(OspfNeighborState.EXCHANGE);
@@ -676,8 +676,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, ospfInterface, Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  ospfInterface)
-                , topologyForDeviceAndLink);
+                                                                  ospfInterface),
+                                  topologyForDeviceAndLink);
         ospfNbr.setLastDdPacket(createDdPacket());
         ospfNbr.setNeighborId(Ip4Address.valueOf("2.2.2.2"));
         ospfNbr.setState(OspfNeighborState.LOADING);
@@ -733,8 +733,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, createOspfInterface(), Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("10.226.165.100"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  createOspfInterface1())
-                , topologyForDeviceAndLink);
+                                                                  createOspfInterface1()),
+                                  topologyForDeviceAndLink);
         ospfNbr.setLastDdPacket(createDdPacket());
         ospfNbr.setNeighborId(Ip4Address.valueOf("2.2.2.2"));
         ospfNbr.setState(OspfNeighborState.FULL);
@@ -775,8 +775,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, createOspfInterface(), Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("10.226.165.100"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  createOspfInterface1())
-                , topologyForDeviceAndLink);
+                                                                  createOspfInterface1()),
+                                  topologyForDeviceAndLink);
         ospfNbr.setLastDdPacket(createDdPacket());
         ospfNbr.setNeighborId(Ip4Address.valueOf("2.2.2.2"));
         ospfNbr.setState(OspfNeighborState.FULL);
@@ -809,8 +809,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, createOspfInterface(), Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("10.226.165.100"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  createOspfInterface())
-                , topologyForDeviceAndLink);
+                                                                  createOspfInterface()),
+                                  topologyForDeviceAndLink);
         ospfNbr.setLastDdPacket(createDdPacket());
         ospfNbr.setNeighborId(Ip4Address.valueOf("2.2.2.2"));
         ospfNbr.setState(OspfNeighborState.FULL);
@@ -976,8 +976,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, createOspfInterface(), Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("10.226.165.100"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  createOspfInterface())
-                , topologyForDeviceAndLink);
+                                                                  createOspfInterface()),
+                                  topologyForDeviceAndLink);
 
         ospfInterfaceChannelHandler.addDeviceInformation(new OspfRouterImpl());
         assertThat(ospfInterfaceChannelHandler, is(notNullValue()));
@@ -991,8 +991,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, createOspfInterface(), Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("10.226.165.100"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  createOspfInterface())
-                , topologyForDeviceAndLink);
+                                                                  createOspfInterface()),
+                                  topologyForDeviceAndLink);
 
         ospfInterfaceChannelHandler.removeDeviceInformation(new OspfRouterImpl());
         assertThat(ospfInterfaceChannelHandler, is(notNullValue()));
@@ -1006,8 +1006,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, createOspfInterface(), Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("10.226.165.100"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  createOspfInterface())
-                , topologyForDeviceAndLink);
+                                                                  createOspfInterface()),
+                                  topologyForDeviceAndLink);
 
         List topTlv = new ArrayList();
         topTlv.add(new RouterTlv(new TlvHeader()));
@@ -1023,8 +1023,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, createOspfInterface(), Ip4Address.valueOf("10.10.10.10"),
                                   Ip4Address.valueOf("10.226.165.100"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(), ospfArea,
-                                                                  createOspfInterface())
-                , topologyForDeviceAndLink);
+                                                                  createOspfInterface()),
+                                  topologyForDeviceAndLink);
 
         ospfInterfaceChannelHandler.removeLinkInformation(ospfNbr);
         assertThat(ospfInterfaceChannelHandler, is(notNullValue()));
@@ -1052,8 +1052,8 @@
         OspfInterfaceChannelHandler ospfInterfaceChannelHandler = EasyMock.createMock(
                 OspfInterfaceChannelHandler.class);
         ospfNbr = new OspfNbrImpl(ospfArea, ospfInterface, Ip4Address.valueOf("10.226.165.164"),
-                                  Ip4Address.valueOf("1.1.1.1"), 2, ospfInterfaceChannelHandler
-                , topologyForDeviceAndLink);
+                                  Ip4Address.valueOf("1.1.1.1"), 2, ospfInterfaceChannelHandler,
+                                  topologyForDeviceAndLink);
         ospfNbr.setState(OspfNeighborState.EXSTART);
         ospfNbr.setNeighborId(Ip4Address.valueOf("10.226.165.100"));
         this.ospfInterface = new OspfInterfaceImpl();
@@ -1087,8 +1087,8 @@
         OspfInterfaceChannelHandler ospfInterfaceChannelHandler = EasyMock.createMock(
                 OspfInterfaceChannelHandler.class);
         ospfNbr = new OspfNbrImpl(ospfArea, ospfInterface, Ip4Address.valueOf("10.226.165.164"),
-                                  Ip4Address.valueOf("1.1.1.1"), 2, ospfInterfaceChannelHandler
-                , topologyForDeviceAndLink);
+                                  Ip4Address.valueOf("1.1.1.1"), 2, ospfInterfaceChannelHandler,
+                                  topologyForDeviceAndLink);
         ospfNbr.setState(OspfNeighborState.FULL);
         ospfNbr.setNeighborId(Ip4Address.valueOf("10.226.165.100"));
         ospfInterface = new OspfInterfaceImpl();
@@ -1153,5 +1153,4 @@
         ospfAreaAddressRange.setMask("mask");
         return ospfAreaAddressRange;
     }
-
 }
\ No newline at end of file
diff --git a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfMessageDecoderTest.java b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfMessageDecoderTest.java
index 753ad6c..9482f19 100755
--- a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfMessageDecoderTest.java
+++ b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfMessageDecoderTest.java
@@ -47,8 +47,8 @@
             -88, -86, 2, -128, 0, 0, 1, 74, -114, 0, 48};
     private final byte[] lsUpdatePacket = {0, 0, 0, 0, 2, 4, 0, 76, -64, -88, -86, 3, 0, 0, 0, 1, 7, 111,
             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 14, 16, 2, 1, -64, -88,
-            -86, 2, -64, -88, -86, 2, -128, 0, 0, 1, 74, -114, 0, 48, 2, 0, 0, 2
-            , -64, -88, -86, 0, -1, -1, -1, 0, 3, 0, 0, 10, -64, -88, -86, 0, -1, -1, -1, 0, 3, 0, 0, 10};
+            -86, 2, -64, -88, -86, 2, -128, 0, 0, 1, 74, -114, 0, 48, 2, 0, 0, 2,
+            -64, -88, -86, 0, -1, -1, -1, 0, 3, 0, 0, 10, -64, -88, -86, 0, -1, -1, -1, 0, 3, 0, 0, 10};
     private final byte[] lsRequestPacket = {0, 0, 0, 0, 2, 3, 0, 36, -64, -88, -86, 3, 0, 0, 0, 1, -67, -57,
             0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -64, -88, -86, 8, -64, -88, -86, 8};
     private OspfMessageDecoder ospfMessageDecoder;
@@ -80,7 +80,5 @@
         socketAddress = InetSocketAddress.createUnresolved("127.0.0.1", 7000);
         channelBuffer = ChannelBuffers.copiedBuffer(hellopacket);
         assertThat(ospfMessageDecoder.decode(ctx, channel, channelBuffer), is(nullValue()));
-
-
     }
 }
\ No newline at end of file
diff --git a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfNbrImplTest.java b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfNbrImplTest.java
index 8d08220..1c29155 100755
--- a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfNbrImplTest.java
+++ b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/impl/OspfNbrImplTest.java
@@ -33,7 +33,6 @@
 import org.onosproject.ospf.controller.lsdb.LsaWrapperImpl;
 import org.onosproject.ospf.controller.lsdb.LsdbAgeImpl;
 import org.onosproject.ospf.protocol.lsa.LsaHeader;
-
 import org.onosproject.ospf.protocol.lsa.types.NetworkLsa;
 import org.onosproject.ospf.protocol.lsa.types.RouterLsa;
 import org.onosproject.ospf.protocol.ospfpacket.OspfMessage;
@@ -42,7 +41,6 @@
 import org.onosproject.ospf.protocol.ospfpacket.types.LsRequest;
 import org.onosproject.ospf.protocol.ospfpacket.types.LsUpdate;
 import org.onosproject.ospf.protocol.util.ChecksumCalculator;
-
 import org.onosproject.ospf.protocol.util.OspfUtil;
 
 import java.net.SocketAddress;
@@ -102,8 +100,8 @@
         ospfNbr = new OspfNbrImpl(ospfArea, ospfInterface, Ip4Address.valueOf("1.1.1.1"),
                                   Ip4Address.valueOf("2.2.2.2"), 2,
                                   new OspfInterfaceChannelHandler(new Controller(),
-                                                                  ospfArea, ospfInterface)
-                , topologyForDeviceAndLink);
+                                                                  ospfArea, ospfInterface),
+                                  topologyForDeviceAndLink);
 
     }
 
diff --git a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/lsdb/LsaWrapperImplTest.java b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/lsdb/LsaWrapperImplTest.java
index b8d95c7..29bc6b3 100755
--- a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/lsdb/LsaWrapperImplTest.java
+++ b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/lsdb/LsaWrapperImplTest.java
@@ -91,7 +91,7 @@
      * Tests addLsa() method.
      */
     @Test
-    public void testAddLSA() throws Exception {
+    public void testAddLsa() throws Exception {
         lsaWrapper.addLsa(OspfLsaType.ROUTER, new RouterLsa());
         assertThat(lsaWrapper, is(notNullValue()));
     }
@@ -216,7 +216,7 @@
      * Tests isSentReplyForOlderLsa() method.
      */
     @Test
-    public void testIsSentReplyForOlderLSA() throws Exception {
+    public void testIsSentReplyForOlderLsa() throws Exception {
         lsaWrapper.setSentReplyForOlderLsa(true);
         assertThat(lsaWrapper.isSentReplyForOlderLsa(), is(true));
     }
@@ -231,15 +231,6 @@
     }
 
     /**
-     * Tests isCheckAge() setter method.
-     */
-    @Test
-    public void testIsSentReplyForOlderLsa() throws Exception {
-        lsaWrapper.setIsSequenceRollOver(true);
-        assertThat(lsaWrapper.isSequenceRollOver(), is(true));
-    }
-
-    /**
      * Tests isSentReplyForOlderLsa() getter method.
      */
     @Test
diff --git a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/lsdb/OspfLsdbImplTest.java b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/lsdb/OspfLsdbImplTest.java
index 272344d..6ecfb00 100755
--- a/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/lsdb/OspfLsdbImplTest.java
+++ b/protocols/ospf/ctl/src/test/java/org/onosproject/ospf/controller/lsdb/OspfLsdbImplTest.java
@@ -65,8 +65,6 @@
         opaqueLsa10 = new OpaqueLsa10(new OpaqueLsaHeader());
         opaqueLsa11 = new OpaqueLsa11(new OpaqueLsaHeader());
         externalLsa = new ExternalLsa(new LsaHeader());
-
-
     }
 
     @After
@@ -130,7 +128,6 @@
         assertThat(ospfLsdb.addLsa(externalLsa, false, new OspfInterfaceImpl()), is(true));
         ospfLsdb.initializeDb();
         assertThat(ospfLsdb.getAllLsaHeaders(true, true).size(), is(5));
-
     }
 
     /**
@@ -236,7 +233,7 @@
      * Tests addLSA() method.
      */
     @Test
-    public void testAddLSA() throws Exception {
+    public void testAddLsa() throws Exception {
         routerLsa.setLsType(1);
         assertThat(ospfLsdb.addLsa(routerLsa, false, new OspfInterfaceImpl()), is(true));
         networkLsa.setLsType(2);
@@ -380,7 +377,7 @@
      * Tests isNewerOrSameLsa() method.
      */
     @Test
-    public void testIsNewerorSameLSA() throws Exception {
+    public void testIsNewerorSameLsa() throws Exception {
         lsaWrapper = new LsaWrapperImpl();
         opaqueLsaHeader1 = new OpaqueLsaHeader();
         opaqueLsaHeader1.setLsType(1);
diff --git a/protocols/ospf/pom.xml b/protocols/ospf/pom.xml
index 1a29f8b..b37086c 100755
--- a/protocols/ospf/pom.xml
+++ b/protocols/ospf/pom.xml
@@ -33,8 +33,8 @@
 
     <modules>
         <module>api</module>
-        <!--module>ctl</module-->
-        <!--module>protocol</module-->
+        <module>ctl</module>
+        <module>protocol</module>
     </modules>
 
 </project>
diff --git a/protocols/ospf/protocol/pom.xml b/protocols/ospf/protocol/pom.xml
index 606450e..cdfb64b 100644
--- a/protocols/ospf/protocol/pom.xml
+++ b/protocols/ospf/protocol/pom.xml
@@ -1,5 +1,5 @@
 <!--
-  ~ Copyright 2014 Open Networking Laboratory
+  ~ 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.
@@ -28,7 +28,7 @@
     <artifactId>onos-ospf-protocol</artifactId>
     <packaging>bundle</packaging>
 
-    <description>ONOS Ospf controller protocol</description>
+    <description>ONOS OSPF controller protocol</description>
     <dependencies>
         <dependency>
             <groupId>org.onosproject</groupId>
diff --git a/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/lsa/types/NetworkLsa.java b/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/lsa/types/NetworkLsa.java
index 07465b2..8dbe3a3 100644
--- a/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/lsa/types/NetworkLsa.java
+++ b/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/lsa/types/NetworkLsa.java
@@ -136,7 +136,7 @@
         byte[] lsaMessage = null;
 
         byte[] lsaHeader = getLsaHeaderAsByteArray();
-        byte[] lsaBody = getLSABodyAsByteArray();
+        byte[] lsaBody = getLsaBodyAsByteArray();
         lsaMessage = Bytes.concat(lsaHeader, lsaBody);
 
         return lsaMessage;
@@ -148,7 +148,7 @@
      * @return LSA body as byte array
      * @throws OspfParseException might throws exception while parsing packet
      */
-    public byte[] getLSABodyAsByteArray() throws OspfParseException {
+    public byte[] getLsaBodyAsByteArray() throws OspfParseException {
         List<Byte> bodyLst = new ArrayList<>();
 
         try {
diff --git a/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/package-info.java b/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/package-info.java
index 592020d..e7e0e8e 100644
--- a/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/package-info.java
+++ b/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/package-info.java
@@ -1,20 +1,20 @@
-/*
- * 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.
- */
-
-/**
- * Implementation of the different types of OSPF Packets.
- */
-package org.onosproject.ospf.protocol.ospfpacket;
+/*
+ * 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.
+ */
+
+/**
+ * Implementation of the different types of OSPF Packets.
+ */
+package org.onosproject.ospf.protocol.ospfpacket;
diff --git a/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/types/LsRequest.java b/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/types/LsRequest.java
index 636d1b6..f1940df 100644
--- a/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/types/LsRequest.java
+++ b/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/types/LsRequest.java
@@ -13,36 +13,184 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onosproject.ospf.protocol.util;
+package org.onosproject.ospf.protocol.ospfpacket.types;
+
+import com.google.common.base.MoreObjects;
+import com.google.common.primitives.Bytes;
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.onlab.packet.Ip4Address;
+import org.onosproject.ospf.exceptions.OspfParseException;
+import org.onosproject.ospf.protocol.ospfpacket.OspfPacketHeader;
+import org.onosproject.ospf.protocol.ospfpacket.subtype.LsRequestPacket;
+import org.onosproject.ospf.protocol.util.OspfPacketType;
+import org.onosproject.ospf.protocol.util.OspfUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.net.InetAddress;
+import java.util.ArrayList;
+import java.util.List;
 
 /**
- * Representation of different OSPF packet types.
+ * Representation of an OSPF Link State Request packet.
+ * Link State Request packets are OSPF packet type 3.  After exchanging
+ * database description packets with a neighboring router, a router may
+ * find that parts of its link-state database are out-of-date.  The
+ * Link State Request packet is used to request the pieces of the
+ * neighbor's database that are more up-to-date.
  */
-public enum OspfPacketType {
+public class LsRequest extends OspfPacketHeader {
+    /*
+        0                   1                   2                   3
+        0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |   Version #   |       3       |         Packet length         |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |                          Router ID                            |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |                           Area ID                             |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |           Checksum            |             AuType            |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |                       Authentication                          |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |                       Authentication                          |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |                          LS type                              |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |                       Link State ID                           |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |                     Advertising Router                        |
+       +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+       |                              ...                              |
 
-    HELLO(1),
-    DD(2),
-    LSREQUEST(3),
-    LSUPDATE(4),
-    LSAACK(5);
-
-    private int value;
+       LsRequest Message Format
+       REFERENCE : RFC 2328
+     */
+    private static final Logger log = LoggerFactory.getLogger(LsRequest.class);
+    private List<LsRequestPacket> linkStateRequests = new ArrayList<>();
 
     /**
-     * Creates instance of OSPF packet types.
-     *
-     * @param value
+     * Creates an instance of link state request packet.
      */
-    OspfPacketType(int value) {
-        this.value = value;
+    public LsRequest() {
     }
 
     /**
-     * Gets the value.
+     * Creates an instance of link state request packet.
      *
-     * @return value
+     * @param ospfHeader OSPF header instance.
      */
-    public int value() {
-        return value;
+    public LsRequest(OspfPacketHeader ospfHeader) {
+        populateHeader(ospfHeader);
+    }
+
+    /**
+     * Adds link state request.
+     *
+     * @param lsRequestPacket ls request packet instance
+     */
+    public void addLinkStateRequests(LsRequestPacket lsRequestPacket) {
+        if (!linkStateRequests.contains(lsRequestPacket)) {
+            linkStateRequests.add(lsRequestPacket);
+        }
+    }
+
+    /**
+     * Gets link state request packet instance.
+     *
+     * @return link state request packet instance
+     */
+    public List<LsRequestPacket> getLinkStateRequests() {
+        return linkStateRequests;
+    }
+
+    @Override
+    public OspfPacketType ospfMessageType() {
+        return OspfPacketType.LSREQUEST;
+    }
+
+    @Override
+    public void readFrom(ChannelBuffer channelBuffer) throws OspfParseException {
+
+        while (channelBuffer.readableBytes() >= OspfUtil.LSREQUEST_LENGTH) {
+            LsRequestPacket lsRequestPacket = new LsRequestPacket();
+            lsRequestPacket.setLsType(channelBuffer.readInt());
+            byte[] tempByteArray = new byte[OspfUtil.FOUR_BYTES];
+            channelBuffer.readBytes(tempByteArray, 0, OspfUtil.FOUR_BYTES);
+            lsRequestPacket.setLinkStateId(Ip4Address.valueOf(tempByteArray).toString());
+            tempByteArray = new byte[OspfUtil.FOUR_BYTES];
+            channelBuffer.readBytes(tempByteArray, 0, OspfUtil.FOUR_BYTES);
+            lsRequestPacket.setOwnRouterId(Ip4Address.valueOf(tempByteArray).toString());
+
+            this.addLinkStateRequests(lsRequestPacket);
+        }
+    }
+
+    @Override
+    public byte[] asBytes() {
+        byte[] lsrMessage = null;
+        byte[] lsrHeader = getLsrHeaderAsByteArray();
+        byte[] lsrBody = getLsrBodyAsByteArray();
+        lsrMessage = Bytes.concat(lsrHeader, lsrBody);
+
+        return lsrMessage;
+    }
+
+    /**
+     * Gets LS request packet header as byte array.
+     *
+     * @return LS request packet header as byte array
+     */
+    public byte[] getLsrHeaderAsByteArray() {
+        List<Byte> headerLst = new ArrayList<>();
+
+        try {
+            headerLst.add((byte) this.ospfVersion());
+            headerLst.add((byte) this.ospfType());
+            headerLst.addAll(Bytes.asList(OspfUtil.convertToTwoBytes(this.ospfPacLength())));
+            headerLst.addAll(Bytes.asList(this.routerId().toOctets()));
+            headerLst.addAll(Bytes.asList(this.areaId().toOctets()));
+            headerLst.addAll(Bytes.asList(OspfUtil.convertToTwoBytes(this.checksum())));
+            headerLst.addAll(Bytes.asList(OspfUtil.convertToTwoBytes(this.authType())));
+            //Authentication is 0 always. Total 8 bytes consist of zero
+            byte[] auth = new byte[OspfUtil.EIGHT_BYTES];
+            headerLst.addAll(Bytes.asList(auth));
+        } catch (Exception e) {
+            log.debug("Error::getLsrBodyAsByteArray {}", e.getMessage());
+            return Bytes.toArray(headerLst);
+        }
+
+        return Bytes.toArray(headerLst);
+    }
+
+    /**
+     * Gets LS request packet body as byte array.
+     *
+     * @return LS request packet body as byte array
+     */
+    public byte[] getLsrBodyAsByteArray() {
+        List<Byte> bodyLst = new ArrayList<>();
+
+        try {
+            for (LsRequestPacket lsrPacket : linkStateRequests) {
+                bodyLst.addAll(Bytes.asList(OspfUtil.convertToFourBytes(lsrPacket.lsType())));
+                bodyLst.addAll(Bytes.asList(InetAddress.getByName(lsrPacket.linkStateId()).getAddress()));
+                bodyLst.addAll(Bytes.asList(InetAddress.getByName(lsrPacket.ownRouterId()).getAddress()));
+            }
+        } catch (Exception e) {
+            log.debug("Error::getLsrBodyAsByteArray {}", e.getMessage());
+            return Bytes.toArray(bodyLst);
+        }
+
+        return Bytes.toArray(bodyLst);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .omitNullValues()
+                .add("linkStateRequests", linkStateRequests)
+                .toString();
     }
 }
\ No newline at end of file
diff --git a/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdate.java b/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdate.java
index e9c80e2..41ab3da 100644
--- a/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdate.java
+++ b/protocols/ospf/protocol/src/main/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdate.java
@@ -181,9 +181,9 @@
                         addLsa(asbrSummaryLsa);
                         break;
                     case OspfParameters.SUMMARY:
-                        SummaryLsa summaryLSA = new SummaryLsa(header);
-                        summaryLSA.readFrom(channelBuffer.readBytes(lsaLength - OspfUtil.LSA_HEADER_LENGTH));
-                        addLsa(summaryLSA);
+                        SummaryLsa summaryLsa = new SummaryLsa(header);
+                        summaryLsa.readFrom(channelBuffer.readBytes(lsaLength - OspfUtil.LSA_HEADER_LENGTH));
+                        addLsa(summaryLsa);
                         break;
                     case OspfParameters.EXTERNAL_LSA:
                         ExternalLsa externalLsa = new ExternalLsa(header);
diff --git a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/linksubtype/UnreservedBandwidthTest.java b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/linksubtype/UnreservedBandwidthTest.java
index 0357ea1..cc21712 100644
--- a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/linksubtype/UnreservedBandwidthTest.java
+++ b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/linksubtype/UnreservedBandwidthTest.java
@@ -97,7 +97,7 @@
      * Tests getLinkSubTypeTlvBodyAsByteArray() method.
      */
     @Test
-    public void testGetLinkSubTypeTLVBodyAsByteArray() throws Exception {
+    public void testGetLinkSubTypeTlvBodyAsByteArray() throws Exception {
         result = unreservedBandwidth.getLinkSubTypeTlvBodyAsByteArray();
         assertThat(result, is(notNullValue()));
     }
diff --git a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/tlvtypes/RouterTlvTest.java b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/tlvtypes/RouterTlvTest.java
index 9a3d10e..e946ec0 100644
--- a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/tlvtypes/RouterTlvTest.java
+++ b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/tlvtypes/RouterTlvTest.java
@@ -112,7 +112,7 @@
      * Tests getTlvBodyAsByteArray() method.
      */
     @Test(expected = Exception.class)
-    public void testGetTLVBodyAsByteArray() throws Exception {
+    public void testGetTlvBodyAsByteArray() throws Exception {
         result = rtlv.getTlvBodyAsByteArray();
         assertThat(result, is(notNullValue()));
     }
@@ -124,4 +124,4 @@
     public void testToString() throws Exception {
         assertThat(rtlv.toString(), is(notNullValue()));
     }
-}
+}
\ No newline at end of file
diff --git a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/types/NetworkLsaTest.java b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/types/NetworkLsaTest.java
index ecbd449..d2f1a2c 100644
--- a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/types/NetworkLsaTest.java
+++ b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/types/NetworkLsaTest.java
@@ -164,7 +164,7 @@
         networkLsa.addAttachedRouter(Ip4Address.valueOf("1.1.1.1"));
         networkLsa.addAttachedRouter(Ip4Address.valueOf("2.2.2.2"));
         networkLsa.addAttachedRouter(Ip4Address.valueOf("3.3.3.3"));
-        result1 = networkLsa.getLSABodyAsByteArray();
+        result1 = networkLsa.getLsaBodyAsByteArray();
         assertThat(result1, is(notNullValue()));
     }
 
@@ -177,7 +177,7 @@
         networkLsa.addAttachedRouter(Ip4Address.valueOf("1.1.1.1"));
         networkLsa.addAttachedRouter(Ip4Address.valueOf("2.2.2.2"));
         networkLsa.addAttachedRouter(Ip4Address.valueOf("3.3.3.3"));
-        result1 = networkLsa.getLSABodyAsByteArray();
+        result1 = networkLsa.getLsaBodyAsByteArray();
         assertThat(result1, is(notNullValue()));
     }
 
diff --git a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/OspfMessageReaderTest.java b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/OspfMessageReaderTest.java
index 8b1d089..8d11f11 100644
--- a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/OspfMessageReaderTest.java
+++ b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/OspfMessageReaderTest.java
@@ -43,9 +43,9 @@
             -86, 8, -64, -88, -86, 8};
     private final byte[] packet4 = {1, 1, 1, 1, 2, 4, 1, 36, -64, -88, -86, 3, 0,
             0, 0, 1, 54, 107, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0,
-            2, 2, 1, -64, -88, -86, 3, -64, -88, -86, 3, -128, 0
-            , 0, 1, 58, -100, 0, 48, 2, 0, 0, 2, -64, -88, -86
-            , 0, -1, -1, -1, 0, 3, 0, 0, 10, -64, -88, -86, 0,
+            2, 2, 1, -64, -88, -86, 3, -64, -88, -86, 3, -128, 0,
+            0, 1, 58, -100, 0, 48, 2, 0, 0, 2, -64, -88, -86,
+            0, -1, -1, -1, 0, 3, 0, 0, 10, -64, -88, -86, 0,
             -1, -1, -1, 0, 3, 0, 0, 10, 0, 3, 2, 5, 80, -44,
             16, 0, -64, -88, -86, 2, -128, 0, 0, 1, 42, 73, 0,
             36, -1, -1, -1, -1, -128, 0, 0, 20, 0, 0, 0, 0, 0,
@@ -55,8 +55,8 @@
             3, 2, 5, -64, -126, 120, 0, -64, -88, -86, 2, -128, 0,
             0, 1, -45, 25, 0, 36, -1, -1, -1, 0, -128, 0, 0, 20,
             0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 2, 5, -64, -88, 0, 0,
-            -64, -88, -86, 2, -128, 0, 0, 1, 55, 8, 0, 36, -1, -1
-            , -1, 0, -128, 0, 0, 20, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            -64, -88, -86, 2, -128, 0, 0, 1, 55, 8, 0, 36, -1, -1,
+            -1, 0, -128, 0, 0, 20, 0, 0, 0, 0, 0, 0, 0, 0, 0,
             3, 2, 5, -64, -88, 1, 0, -64, -88, -86, 2, -128, 0, 0,
             1, 44, 18, 0, 36, -1, -1, -1, 0, -128, 0, 0, 20, 0, 0,
             0, 0, 0, 0, 0, 0, 0, 3, 2, 5, -64, -88, -84, 0, -64,
@@ -101,4 +101,4 @@
         assertThat(ospfMessageReader, is(notNullValue()));
 
     }
-}
+}
\ No newline at end of file
diff --git a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsAcknowledgeTest.java b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsAcknowledgeTest.java
index dd5af91..efbcce7 100644
--- a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsAcknowledgeTest.java
+++ b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsAcknowledgeTest.java
@@ -95,17 +95,6 @@
         assertThat(lsAck, is(notNullValue()));
     }
 
-
-    /**
-     * Tests ospfMessageType() getter method.
-     */
-    @Test
-    public void testGetOSPFMessageType() throws Exception {
-        ospfPacketType = lsAck.ospfMessageType();
-        assertThat(ospfPacketType, is(notNullValue()));
-        assertThat(ospfPacketType, is(OspfPacketType.LSAACK));
-    }
-
     /**
      * Tests ospfMessageType() getter method.
      */
diff --git a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdateTest.java b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdateTest.java
index 8d48099..9607bc1 100644
--- a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdateTest.java
+++ b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/ospfpacket/types/LsUpdateTest.java
@@ -102,7 +102,7 @@
     private SummaryLsa ospflsa2;
     private AsbrSummaryLsa ospflsa3;
     private ExternalLsa ospflsa4;
-    private Vector<OspfLsa> listLSA = new Vector();
+    private Vector<OspfLsa> listLsa = new Vector();
     private List lsa;
     private int result;
     private OspfPacketType ospfMessageType;
@@ -151,7 +151,7 @@
         ospflsa2 = null;
         ospflsa3 = null;
         ospflsa4 = null;
-        listLSA.clear();
+        listLsa.clear();
         lsa = null;
         ospfMessageType = null;
         ospfPacketHeader = null;
@@ -325,13 +325,13 @@
         byte[] lsUpdatePacket = {0, 0, 0, 7, 0, 2, 2,
                 1, -64, -88, -86, 3, -64, -88, -86, 3, -128, 0, 0, 1, 58,
                 -100, 0, 48, 2, 0, 0, 2, -64, -88, -86, 0, -1, -1, -1, 0,
-                3, 0, 0, 10, -64, -88, -86, 0, -1, -1, -1, 0, 3, 0, 0, 10
-                , 0, 3, 2, 5, 80, -44, 16, 0, -64, -88, -86, 2, -128, 0, 0
-                , 1, 42, 73, 0, 36, -1, -1, -1, -1, -128, 0, 0, 20, 0, 0,
-                0, 0, 0, 0, 0, 0, 0, 3, 2, 5, -108, 121, -85, 0, -64, -88
-                , -86, 2, -128, 0, 0, 1, 52, -91, 0, 36, -1, -1, -1, 0,
-                -128, 0, 0, 20, -64, -88, -86, 1, 0, 0, 0, 0, 0, 3, 2, 5
-                , -64, -126, 120, 0, -64, -88, -86, 2, -128, 0, 0, 1, -45,
+                3, 0, 0, 10, -64, -88, -86, 0, -1, -1, -1, 0, 3, 0, 0, 10,
+                0, 3, 2, 5, 80, -44, 16, 0, -64, -88, -86, 2, -128, 0, 0,
+                1, 42, 73, 0, 36, -1, -1, -1, -1, -128, 0, 0, 20, 0, 0,
+                0, 0, 0, 0, 0, 0, 0, 3, 2, 5, -108, 121, -85, 0, -64, -88,
+                -86, 2, -128, 0, 0, 1, 52, -91, 0, 36, -1, -1, -1, 0,
+                -128, 0, 0, 20, -64, -88, -86, 1, 0, 0, 0, 0, 0, 3, 2, 5,
+                -64, -126, 120, 0, -64, -88, -86, 2, -128, 0, 0, 1, -45,
                 25, 0, 36, -1, -1, -1, 0, -128, 0, 0, 20, 0, 0, 0, 0, 0,
                 0, 0, 0, 0, 3, 2, 5, -64, -88, 0, 0, -64, -88, -86, 2,
                 -128, 0, 0, 1, 55, 8, 0, 36, -1, -1, -1, 0, -128, 0, 0,
diff --git a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/util/OspfUtilTest.java b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/util/OspfUtilTest.java
index 750a08d..ccc64f3 100644
--- a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/util/OspfUtilTest.java
+++ b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/util/OspfUtilTest.java
@@ -295,8 +295,8 @@
                 48, 0, 0, 0, 2, 1, 1, 1, 1, 10, 10, 10, 7, 1, 0, 0, 10, 10, 10, 10, 0, -1, -1, -1,
                 0, 3, 0, 0, 10, 0, 10, 66, 10, 1, 0, 0, 1, 7, 7, 7, 7, -128, 0, 0, 1, -64, 79, 0,
                 116, 0, 1, 0, 4, 0, 0, 0, 0, 0, 2, 0, 84, 0, 1, 0, 1, 1, 0, 0, 0, 0, 2, 0, 4, 10,
-                10, 10, 0, 0, 5, 0, 4, 0, 0, 0, 0, 0, 6, 0, 4, 73, -104, -106, -128, 0, 7, 0, 4, 73
-                , -104, -106, -128, 0, 8, 0, 32, 73, -104, -106, -128, 73, -104, -106, -128, 73, -104, -106,
+                10, 10, 0, 0, 5, 0, 4, 0, 0, 0, 0, 0, 6, 0, 4, 73, -104, -106, -128, 0, 7, 0, 4, 73,
+                -104, -106, -128, 0, 8, 0, 32, 73, -104, -106, -128, 73, -104, -106, -128, 73, -104, -106,
                 -128, 73, -104, -106, -128, 73, -104, -106, -128, 73, -104, -106, -128, 73, -104, -106, -128,
                 73, -104, -106, -128, 0, 9, 0, 4, 0, 0, 0, 0};
         channelBuffer = ChannelBuffers.copiedBuffer(header);