diff --git a/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/LspType.java b/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/LspType.java
new file mode 100644
index 0000000..8efa5f2
--- /dev/null
+++ b/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/LspType.java
@@ -0,0 +1,57 @@
+/*
+ * 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.provider.pcep.tunnel.impl;
+
+/**
+ * Representation of LSP type.
+ */
+public enum LspType {
+    /**
+     * Signifies that path is created via signaling mode.
+     */
+    WITH_SIGNALLING(0),
+
+    /**
+     * Signifies that path is created via SR mode.
+     */
+    SR_WITHOUT_SIGNALLING(1),
+
+    /**
+     * Signifies that path is created via without signaling and without SR mode.
+     */
+    WITHOUT_SIGNALLING_AND_WITHOUT_SR(2);
+
+    int value;
+
+    /**
+     * Assign val with the value as the LSP type.
+     *
+     * @param val LSP type
+     */
+    LspType(int val) {
+        value = val;
+    }
+
+    /**
+     * Returns value of LSP type.
+     *
+     * @return LSP type
+     */
+    public byte type() {
+        return (byte) value;
+    }
+}
diff --git a/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepAnnotationKeys.java b/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepAnnotationKeys.java
new file mode 100644
index 0000000..5b9ef66
--- /dev/null
+++ b/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepAnnotationKeys.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.provider.pcep.tunnel.impl;
+
+/**
+ * Collection of keys for annotation for PCEP tunnels.
+ */
+public final class PcepAnnotationKeys {
+
+    /**
+     *  Prohibits instantiation.
+     */
+    private PcepAnnotationKeys() {
+    }
+
+    /**
+     * Annotation key for bandwidth.
+     * The value for this key is interpreted as Mbps.
+     */
+    public static final String BANDWIDTH = "bandwidth";
+
+    /**
+     * Annotation key for the LSP signaling type.
+     */
+    public static final String LSP_SIG_TYPE = "lspSigType";
+
+    /**
+     * Annotation key for the PCC tunnel id.
+     */
+    public static final String PCC_TUNNEL_ID = "PccTunnelId";
+
+    /**
+     * Annotation key for the LSP id assigned per tunnel per session.
+     */
+    public static final String PLSP_ID = "PLspId";
+
+    /**
+     * Annotation key for the LSP id assigned per tunnel.
+     */
+    public static final String LOCAL_LSP_ID = "localLspId";
+}
diff --git a/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepLspStatus.java b/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepLspStatus.java
new file mode 100644
index 0000000..ef628ed
--- /dev/null
+++ b/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepLspStatus.java
@@ -0,0 +1,101 @@
+/*
+ * 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.provider.pcep.tunnel.impl;
+
+import org.onosproject.incubator.net.tunnel.Tunnel.State;
+
+/**
+ * Representation of the PCEP LSP state.
+ */
+public enum PcepLspStatus {
+
+    /**
+     * Signifies that the LSP is not active.
+     */
+    DOWN,
+
+    /**
+     * Signifies that the LSP is signalled.
+     */
+    UP,
+
+    /**
+     * Signifies that the LSP is up and carrying traffic.
+     */
+    ACTIVE,
+
+    /**
+     * Signifies that the LSP is being torn down, resources are being released.
+     */
+    GOING_DOWN,
+
+    /**
+     * Signifies that the LSP is being signalled.
+     */
+    GOING_UP;
+
+    /**
+     * Returns the applicable PCEP LSP status corresponding to ONOS tunnel state.
+     *
+     * @param tunnelState ONOS tunnel state
+     */
+    public static PcepLspStatus getLspStatusFromTunnelStatus(State tunnelState) {
+
+        switch (tunnelState) {
+
+        case INIT:
+            return PcepLspStatus.DOWN;
+
+        case ESTABLISHED:
+            return PcepLspStatus.GOING_UP;
+
+        case ACTIVE:
+            return PcepLspStatus.UP;
+
+        case FAILED: // fall through
+        case INACTIVE: // LSP is administratively down.
+        default:
+            return PcepLspStatus.DOWN;
+        }
+    }
+
+    /**
+     * Returns the applicable ONOS tunnel state corresponding to PCEP LSP status.
+     *
+     * @param lspState PCEP LSP status
+     */
+    public static State getTunnelStatusFromLspStatus(PcepLspStatus lspState) {
+
+        switch (lspState) {
+
+        case DOWN:
+            return State.FAILED;
+
+        case UP: // fall through
+        case ACTIVE:
+            return State.ACTIVE;
+
+        case GOING_DOWN:
+            return State.FAILED;
+
+        case GOING_UP:
+            return State.ESTABLISHED;
+
+        default:
+            return State.FAILED;
+        }
+    }
+}
diff --git a/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelData.java b/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelData.java
index 57d0a66..569a28a 100644
--- a/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelData.java
+++ b/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelData.java
@@ -20,7 +20,7 @@
 import org.onosproject.incubator.net.tunnel.Tunnel;
 import org.onosproject.net.ElementId;
 import org.onosproject.net.Path;
-import org.onosproject.pcepio.types.StatefulIPv4LspIdentidiersTlv;
+import org.onosproject.pcepio.types.StatefulIPv4LspIdentifiersTlv;
 
 import com.google.common.base.MoreObjects;
 
@@ -43,7 +43,7 @@
     private short tunnelId;
     private int extTunnelId;
     private short lspId;
-    private StatefulIPv4LspIdentidiersTlv statefulIpv4IndentifierTlv;
+    private StatefulIPv4LspIdentifiersTlv statefulIpv4IndentifierTlv;
 
     /**
      * Default constructor.
@@ -203,7 +203,7 @@
      * Sets statefulIpv4Identifiers tlv.
      * @param value statefulIpv4Identifiers tlv
      */
-    public void setStatefulIpv4IndentifierTlv(StatefulIPv4LspIdentidiersTlv value) {
+    public void setStatefulIpv4IndentifierTlv(StatefulIPv4LspIdentifiersTlv value) {
         this.statefulIpv4IndentifierTlv = value;
     }
 
@@ -329,7 +329,7 @@
      *
      * @return statefulIpv4Indentifier tlv
      */
-    public StatefulIPv4LspIdentidiersTlv statefulIpv4IndentifierTlv() {
+    public StatefulIPv4LspIdentifiersTlv statefulIpv4IndentifierTlv() {
         return this.statefulIpv4IndentifierTlv;
     }
 
diff --git a/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelProvider.java b/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelProvider.java
index 50d54dc..0ac46a9 100644
--- a/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelProvider.java
+++ b/providers/pcep/tunnel/src/main/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelProvider.java
@@ -16,6 +16,7 @@
 package org.onosproject.provider.pcep.tunnel.impl;
 
 import com.google.common.collect.Maps;
+
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
@@ -34,6 +35,7 @@
 import org.onosproject.incubator.net.tunnel.OpticalLogicId;
 import org.onosproject.incubator.net.tunnel.OpticalTunnelEndPoint;
 import org.onosproject.incubator.net.tunnel.Tunnel;
+import org.onosproject.incubator.net.tunnel.Tunnel.State;
 import org.onosproject.incubator.net.tunnel.TunnelDescription;
 import org.onosproject.incubator.net.tunnel.TunnelEndPoint;
 import org.onosproject.incubator.net.tunnel.TunnelId;
@@ -45,6 +47,7 @@
 import org.onosproject.incubator.net.tunnel.TunnelStatistics;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.DefaultAnnotations;
+import org.onosproject.net.DefaultAnnotations.Builder;
 import org.onosproject.net.DefaultLink;
 import org.onosproject.net.DefaultPath;
 import org.onosproject.net.DeviceId;
@@ -81,20 +84,21 @@
 import org.onosproject.pcepio.protocol.PcepMessage;
 import org.onosproject.pcepio.protocol.PcepMsgPath;
 import org.onosproject.pcepio.protocol.PcepReportMsg;
-import org.onosproject.pcepio.protocol.PcepRroObject;
 import org.onosproject.pcepio.protocol.PcepSrpObject;
 import org.onosproject.pcepio.protocol.PcepStateReport;
 import org.onosproject.pcepio.protocol.PcepUpdateMsg;
 import org.onosproject.pcepio.protocol.PcepUpdateRequest;
 import org.onosproject.pcepio.types.IPv4SubObject;
+import org.onosproject.pcepio.types.PathSetupTypeTlv;
 import org.onosproject.pcepio.types.PcepValueType;
-import org.onosproject.pcepio.types.StatefulIPv4LspIdentidiersTlv;
+import org.onosproject.pcepio.types.StatefulIPv4LspIdentifiersTlv;
 import org.onosproject.pcepio.types.SymbolicPathNameTlv;
 import org.osgi.service.component.ComponentContext;
 import org.osgi.service.component.annotations.Modified;
 import org.slf4j.Logger;
 
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.Collections;
 import java.util.Dictionary;
 import java.util.HashMap;
@@ -106,10 +110,21 @@
 import static com.google.common.base.Preconditions.checkNotNull;
 import static com.google.common.base.Strings.isNullOrEmpty;
 import static org.onlab.util.Tools.get;
+import static org.onosproject.incubator.net.tunnel.Tunnel.Type.MPLS;
 import static org.onosproject.net.DefaultAnnotations.EMPTY;
 import static org.onosproject.net.DeviceId.deviceId;
 import static org.onosproject.net.PortNumber.portNumber;
 import static org.onosproject.pcep.api.PcepDpid.uri;
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.WITH_SIGNALLING;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.BANDWIDTH;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.LOCAL_LSP_ID;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.LSP_SIG_TYPE;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.PCC_TUNNEL_ID;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.PLSP_ID;
+import static org.onosproject.provider.pcep.tunnel.impl.RequestType.CREATE;
+import static org.onosproject.provider.pcep.tunnel.impl.RequestType.DELETE;
+import static org.onosproject.provider.pcep.tunnel.impl.RequestType.LSP_STATE_RPT;
+import static org.onosproject.provider.pcep.tunnel.impl.RequestType.UPDATE;
 import static org.slf4j.LoggerFactory.getLogger;
 
 /**
@@ -215,7 +230,7 @@
 
     @Override
     public void setupTunnel(Tunnel tunnel, Path path) {
-        if (tunnel.type() != Tunnel.Type.MPLS) {
+        if (tunnel.type() != MPLS) {
             log.error("Tunnel Type MPLS is only supported");
             return;
         }
@@ -244,7 +259,12 @@
     @Override
     public void setupTunnel(ElementId srcElement, Tunnel tunnel, Path path) {
 
-        if (tunnel.type() != Tunnel.Type.MPLS) {
+        if (tunnel.annotations().value(PLSP_ID) != null) {
+            updateTunnel(tunnel, path);
+            return;
+        }
+
+        if (tunnel.type() != MPLS) {
             log.error("Tunnel Type MPLS is only supported");
             return;
         }
@@ -276,7 +296,7 @@
     @Override
     public void releaseTunnel(Tunnel tunnel) {
 
-        if (tunnel.type() != Tunnel.Type.MPLS) {
+        if (tunnel.type() != MPLS) {
             log.error("Tunnel Type MPLS is only supported");
             return;
         }
@@ -302,7 +322,7 @@
 
     @Override
     public void releaseTunnel(ElementId srcElement, Tunnel tunnel) {
-        if (tunnel.type() != Tunnel.Type.MPLS) {
+        if (tunnel.type() != MPLS) {
             log.error("Tunnel Type MPLS is only supported");
             return;
         }
@@ -333,7 +353,7 @@
 
     @Override
     public void updateTunnel(Tunnel tunnel, Path path) {
-        if (tunnel.type() != Tunnel.Type.MPLS) {
+        if (tunnel.type() != MPLS) {
             log.error("Tunnel Type MPLS is only supported");
             return;
         }
@@ -360,7 +380,7 @@
     @Override
     public void updateTunnel(ElementId srcElement, Tunnel tunnel, Path path) {
 
-        if (tunnel.type() != Tunnel.Type.MPLS) {
+        if (tunnel.type() != MPLS) {
             log.error("Tunnel Type MPLS is only supported");
             return;
         }
@@ -391,13 +411,26 @@
 
     @Override
     public TunnelId tunnelAdded(TunnelDescription tunnel) {
-        if (tunnel.type() == Tunnel.Type.MPLS) {
+        return handleTunnelAdded(tunnel, null);
+    }
+
+    public TunnelId tunnelAdded(TunnelDescription tunnel, State tunnelState) {
+        return handleTunnelAdded(tunnel, tunnelState);
+    }
+
+    private TunnelId handleTunnelAdded(TunnelDescription tunnel, State tunnelState) {
+
+        if (tunnel.type() == MPLS) {
             pcepTunnelApiMapper.removeFromCoreTunnelRequestQueue(tunnel.id());
-            return service.tunnelAdded(tunnel);
+
+            if (tunnelState == null) {
+                return service.tunnelAdded(tunnel);
+            } else {
+                return service.tunnelAdded(tunnel, tunnelState);
+            }
         }
 
-        long bandwidth = Long
-                .parseLong(tunnel.annotations().value("bandwidth"));
+        long bandwidth = Long.parseLong(tunnel.annotations().value(BANDWIDTH));
 
         if (bandwidth < MIN_BANDWIDTH || bandwidth > MAX_BANDWIDTH) {
             error("Update failed, invalid bandwidth.");
@@ -437,7 +470,7 @@
 
     @Override
     public void tunnelRemoved(TunnelDescription tunnel) {
-        if (tunnel.type() == Tunnel.Type.MPLS) {
+        if (tunnel.type() == MPLS) {
             pcepTunnelApiMapper.removeFromCoreTunnelRequestQueue(tunnel.id());
             service.tunnelRemoved(tunnel);
         }
@@ -460,9 +493,23 @@
 
     @Override
     public void tunnelUpdated(TunnelDescription tunnel) {
-        if (tunnel.type() == Tunnel.Type.MPLS) {
+        handleTunnelUpdate(tunnel, null);
+    }
+
+    public void tunnelUpdated(TunnelDescription tunnel, State tunnelState) {
+        handleTunnelUpdate(tunnel, tunnelState);
+    }
+
+    private void handleTunnelUpdate(TunnelDescription tunnel, State tunnelState) {
+        if (tunnel.type() == MPLS) {
             pcepTunnelApiMapper.removeFromCoreTunnelRequestQueue(tunnel.id());
-            service.tunnelUpdated(tunnel);
+
+            if (tunnelState == null) {
+                service.tunnelUpdated(tunnel);
+            } else {
+                service.tunnelUpdated(tunnel, tunnelState);
+            }
+            return;
         }
 
         Tunnel tunnelOld = tunnelQueryById(tunnel.id());
@@ -724,15 +771,31 @@
             return null;
         }
 
-        //build SRP object
-        PcepSrpObject srpobj = pc.factory().buildSrpObject().setSrpID(srpId).setRFlag(false).build();
-
         LinkedList<PcepValueType> llOptionalTlv = new LinkedList<PcepValueType>();
+
+        // set PathSetupTypeTlv of SRP object
+        tlv = new PathSetupTypeTlv(LspType.valueOf(tunnel.annotations().value(LSP_SIG_TYPE)).type());
+        llOptionalTlv.add(tlv);
+
+        // build SRP object
+        PcepSrpObject srpobj = pc.factory().buildSrpObject().setSrpID(srpId).setRFlag(false)
+                .setOptionalTlv(llOptionalTlv).build();
+
+        llOptionalTlv = new LinkedList<PcepValueType>();
         LinkedList<PcInitiatedLspRequest> llPcInitiatedLspRequestList = new LinkedList<PcInitiatedLspRequest>();
+
         // set LSP identifiers TLV
-        tlv = new StatefulIPv4LspIdentidiersTlv((((IpTunnelEndPoint) tunnel.src()).ip().getIp4Address().toInt()),
-                                                (short) 0, (short) 0, 0,
-                                                (((IpTunnelEndPoint) tunnel.dst()).ip().getIp4Address().toInt()));
+        short localLspId = 0;
+        if (LspType.valueOf(tunnel.annotations().value(LSP_SIG_TYPE)) != WITH_SIGNALLING) {
+            String localLspIdString = tunnel.annotations().value(LOCAL_LSP_ID);
+            if (localLspIdString != null) {
+                localLspId = Short.valueOf(localLspIdString);
+            }
+        }
+
+        tlv = new StatefulIPv4LspIdentifiersTlv((((IpTunnelEndPoint) tunnel.src()).ip().getIp4Address().toInt()),
+                                                localLspId, (short) 0, 0, (((IpTunnelEndPoint) tunnel.dst()).ip()
+                                                        .getIp4Address().toInt()));
         llOptionalTlv.add(tlv);
         //set SymbolicPathNameTlv of LSP object
         tlv = new SymbolicPathNameTlv(tunnel.tunnelName().value().getBytes());
@@ -752,8 +815,8 @@
         PcepEroObject eroobj = pc.factory().buildEroObject().setSubObjects(llSubObjects).build();
 
         int iBandwidth = DEFAULT_BANDWIDTH_VALUE;
-        if (tunnel.annotations().value("bandwidth") != null) {
-            iBandwidth = Integer.parseInt(tunnel.annotations().value("bandwidth"));
+        if (tunnel.annotations().value(BANDWIDTH) != null) {
+            iBandwidth = Integer.parseInt(tunnel.annotations().value(BANDWIDTH));
         }
         // build bandwidth object
         PcepBandwidthObject bandwidthObject = pc.factory().buildBandwidthObject().setBandwidth(iBandwidth).build();
@@ -777,7 +840,7 @@
     private void pcepSetupTunnel(Tunnel tunnel, Path path, PcepClient pc) {
         try {
             int srpId = SrpIdGenerators.create();
-            PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, RequestType.CREATE);
+            PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, CREATE);
 
             pcepTunnelApiMapper.addToCoreTunnelRequestQueue(pcepTunnelData);
 
@@ -809,12 +872,11 @@
      */
     private void pcepReleaseTunnel(Tunnel tunnel, PcepClient pc) {
         try {
-            PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, RequestType.DELETE);
+            PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, DELETE);
             pcepTunnelApiMapper.addToCoreTunnelRequestQueue(pcepTunnelData);
             int srpId = SrpIdGenerators.create();
             TunnelId tunnelId = tunnel.tunnelId();
             int plspId = 0;
-            StatefulIPv4LspIdentidiersTlv statefulIpv4IndentifierTlv = null;
 
             if (!(pcepTunnelApiMapper.checkFromTunnelDBQueue(tunnelId))) {
                 log.error("Tunnel doesnot exists. Tunnel id {}" + tunnelId.toString());
@@ -822,24 +884,23 @@
             } else {
                 PcepTunnelData pcepTunnelDbData = pcepTunnelApiMapper.getDataFromTunnelDBQueue(tunnelId);
                 plspId = pcepTunnelDbData.plspId();
-                statefulIpv4IndentifierTlv = pcepTunnelDbData.statefulIpv4IndentifierTlv();
             }
-            // build srp object
-            PcepSrpObject srpobj = pc.factory().buildSrpObject().setSrpID(srpId).setRFlag(true).build();
 
             PcepValueType tlv;
             LinkedList<PcepValueType> llOptionalTlv = new LinkedList<PcepValueType>();
+
+            // set PathSetupTypeTlv of SRP object
+            tlv = new PathSetupTypeTlv(LspType.valueOf(tunnel.annotations().value(LSP_SIG_TYPE))
+                    .type());
+            llOptionalTlv.add(tlv);
+
+            // build SRP object
+            PcepSrpObject srpobj = pc.factory().buildSrpObject().setSrpID(srpId).setRFlag(true)
+                    .setOptionalTlv(llOptionalTlv).build();
+
+            llOptionalTlv = new LinkedList<PcepValueType>();
             LinkedList<PcInitiatedLspRequest> llPcInitiatedLspRequestList = new LinkedList<PcInitiatedLspRequest>();
 
-            if (statefulIpv4IndentifierTlv != null) {
-                tlv = statefulIpv4IndentifierTlv;
-            } else {
-                tlv = new StatefulIPv4LspIdentidiersTlv((
-                        ((IpTunnelEndPoint) tunnel.src()).ip().getIp4Address().toInt()),
-                        (short) 0, (short) 0, 0,
-                        (((IpTunnelEndPoint) tunnel.dst()).ip().getIp4Address().toInt()));
-            }
-            llOptionalTlv.add(tlv);
             tlv = new SymbolicPathNameTlv(tunnel.tunnelName().value().getBytes());
             llOptionalTlv.add(tlv);
             // build lsp object, set r flag as false to delete the tunnel
@@ -871,7 +932,7 @@
      */
     private void pcepUpdateTunnel(Tunnel tunnel, Path path, PcepClient pc) {
         try {
-            PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, RequestType.UPDATE);
+            PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, UPDATE);
             pcepTunnelApiMapper.addToCoreTunnelRequestQueue(pcepTunnelData);
             int srpId = SrpIdGenerators.create();
             TunnelId tunnelId = tunnel.tunnelId();
@@ -882,8 +943,16 @@
             LinkedList<PcepValueType> llOptionalTlv = new LinkedList<PcepValueType>();
             LinkedList<PcepUpdateRequest> llUpdateRequestList = new LinkedList<PcepUpdateRequest>();
 
-            //build SRP object
-            PcepSrpObject srpobj = pc.factory().buildSrpObject().setSrpID(srpId).setRFlag(false).build();
+            // set PathSetupTypeTlv of SRP object
+            LspType lspSigType = LspType.valueOf(tunnel.annotations().value(LSP_SIG_TYPE));
+            tlv = new PathSetupTypeTlv(lspSigType.type());
+            llOptionalTlv.add(tlv);
+
+            // build SRP object
+            PcepSrpObject srpobj = pc.factory().buildSrpObject().setSrpID(srpId).setRFlag(false)
+                    .setOptionalTlv(llOptionalTlv).build();
+
+            llOptionalTlv = new LinkedList<PcepValueType>();
 
             if (!(pcepTunnelApiMapper.checkFromTunnelDBQueue(tunnelId))) {
                 log.error("Tunnel doesnot exists in DB");
@@ -893,10 +962,26 @@
                 plspId = pcepTunnelDBData.plspId();
             }
 
-            tlv = new StatefulIPv4LspIdentidiersTlv((((IpTunnelEndPoint) tunnel.src()).ip().getIp4Address().toInt()),
-                                                    (short) 0, (short) 0, 0,
-                                                    (((IpTunnelEndPoint) tunnel.dst()).ip().getIp4Address().toInt()));
-            llOptionalTlv.add(tlv);
+            if (lspSigType != WITH_SIGNALLING) {
+                String localLspIdString = tunnel.annotations().value(LOCAL_LSP_ID);
+                String pccTunnelIdString = tunnel.annotations().value(PCC_TUNNEL_ID);
+                short localLspId = 0;
+                short pccTunnelId = 0;
+
+                if (localLspIdString != null) {
+                    localLspId = Short.valueOf(localLspIdString);
+                }
+
+                if (pccTunnelIdString != null) {
+                    pccTunnelId = Short.valueOf(pccTunnelIdString);
+                }
+
+                tlv = new StatefulIPv4LspIdentifiersTlv((((IpTunnelEndPoint) tunnel.src())
+                        .ip().getIp4Address().toInt()),
+                        localLspId, pccTunnelId, 0, (((IpTunnelEndPoint) tunnel.dst()).ip()
+                        .getIp4Address().toInt()));
+                llOptionalTlv.add(tlv);
+            }
 
             if (tunnel.tunnelName().value() != null) {
                 tlv = new SymbolicPathNameTlv(tunnel.tunnelName().value().getBytes());
@@ -910,8 +995,8 @@
             PcepEroObject eroobj = pc.factory().buildEroObject().setSubObjects(llSubObjects).build();
 
             int iBandwidth = DEFAULT_BANDWIDTH_VALUE;
-            if (tunnel.annotations().value("bandwidth") != null) {
-                iBandwidth = Integer.parseInt(tunnel.annotations().value("bandwidth"));
+            if (tunnel.annotations().value(BANDWIDTH) != null) {
+                iBandwidth = Integer.parseInt(tunnel.annotations().value(BANDWIDTH));
             }
             // build bandwidth object
             PcepBandwidthObject bandwidthObject = pc.factory().buildBandwidthObject().setBandwidth(iBandwidth).build();
@@ -1005,14 +1090,15 @@
                             // Check the sync status
                             if (lspObj.getSFlag()) {
                                 handleSyncReport(stateRpt);
+                                continue;
                             } else if (!pcepClientController.getClient(pccId).isSyncComplete()) {
                                 // sync is done
                                 pcepClientController.getClient(pccId).setIsSyncComplete(true);
+                                continue;
                             }
-                            continue;
                         }
 
-                        handleReportMessage(srpId, lspObj);
+                        handleReportMessage(srpId, lspObj, stateRpt);
                     }
                     break;
 
@@ -1027,13 +1113,18 @@
         /**
          * Handles report message for setup/update/delete tunnel request.
          *
-         * @param srpId unique identifier for pcep message
-         * @param lspObj lsp object
+         * @param srpId unique identifier for PCEP message
+         * @param lspObj LSP object
+         * @param stateRpt parsed PCEP report msg.
          */
-        private void handleReportMessage(int srpId, PcepLspObject lspObj) {
+        private void handleReportMessage(int srpId, PcepLspObject lspObj, PcepStateReport stateRpt) {
             ProviderId providerId = new ProviderId("pcep", PROVIDER_ID);
             PcepTunnelData pcepTunnelData = pcepTunnelApiMapper.getDataFromTunnelRequestQueue(srpId);
-            SparseAnnotations annotations = (SparseAnnotations) pcepTunnelData.tunnel().annotations();
+
+            if (pcepTunnelData == null) {
+                handleRptWithoutSrpId(stateRpt);
+                return;
+            }
 
             // store the values required from report message
             pcepTunnelData.setPlspId(lspObj.getPlspId());
@@ -1041,12 +1132,12 @@
             pcepTunnelData.setLspOFlag(lspObj.getOFlag());
             pcepTunnelData.setLspDFlag(lspObj.getDFlag());
 
-            StatefulIPv4LspIdentidiersTlv ipv4LspTlv = null;
+            StatefulIPv4LspIdentifiersTlv ipv4LspTlv = null;
             ListIterator<PcepValueType> listTlvIterator = lspObj.getOptionalTlv().listIterator();
             while (listTlvIterator.hasNext()) {
                 PcepValueType tlv = listTlvIterator.next();
-                if (tlv.getType() == StatefulIPv4LspIdentidiersTlv.TYPE) {
-                    ipv4LspTlv = (StatefulIPv4LspIdentidiersTlv) tlv;
+                if (tlv.getType() == StatefulIPv4LspIdentifiersTlv.TYPE) {
+                    ipv4LspTlv = (StatefulIPv4LspIdentifiersTlv) tlv;
                     break;
                 }
             }
@@ -1056,38 +1147,113 @@
 
             Path path = pcepTunnelData.path();
             Tunnel tunnel = pcepTunnelData.tunnel();
+            Builder annotationBuilder = DefaultAnnotations.builder();
+            annotationBuilder.putAll(pcepTunnelData.tunnel().annotations());
+
+            // PCRpt in response to PCInitate msg will carry PLSP id allocated by PCC.
+            if (tunnel.annotations().value(PLSP_ID) == null) {
+                annotationBuilder.set(PLSP_ID, String.valueOf(lspObj.getPlspId()));
+            }
+
+            // Signalled LSPs will carry local LSP id allocated by signalling protocol(PCC).
+            if (tunnel.annotations().value(LOCAL_LSP_ID) == null) {
+                annotationBuilder.set(LOCAL_LSP_ID, String.valueOf(ipv4LspTlv.getLspId()));
+            }
+
+            SparseAnnotations annotations = annotationBuilder.build();
             DefaultTunnelDescription td = new DefaultTunnelDescription(tunnel.tunnelId(), tunnel.src(),
                                                                        tunnel.dst(), tunnel.type(), tunnel.groupId(),
                                                                        providerId, tunnel.tunnelName(), path,
                                                                        annotations);
 
-            if (RequestType.CREATE == pcepTunnelData.requestType()) {
-                log.debug("Report received for create request");
-
+            if (CREATE == pcepTunnelData.requestType()) {
                 pcepTunnelApiMapper.handleCreateTunnelRequestQueue(srpId, pcepTunnelData);
-                if (0 == lspObj.getOFlag()) {
-                    log.warn("The tunnel is in down state");
-                }
-                tunnelAdded(td);
-            }
-            if (RequestType.DELETE == pcepTunnelData.requestType()) {
-                log.debug("Report received for delete request");
+            } else if (DELETE == pcepTunnelData.requestType()) {
                 pcepTunnelApiMapper.handleRemoveFromTunnelRequestQueue(srpId, pcepTunnelData);
-                tunnelRemoved(td);
-            }
-
-            if (RequestType.UPDATE == pcepTunnelData.requestType()) {
-                log.debug("Report received for update request");
+            } else if (UPDATE == pcepTunnelData.requestType()) {
                 pcepTunnelData.setRptFlag(true);
                 pcepTunnelApiMapper.addToTunnelIdMap(pcepTunnelData);
                 pcepTunnelApiMapper.handleUpdateTunnelRequestQueue(srpId, pcepTunnelData);
+            }
 
-                if (0 == lspObj.getOFlag()) {
-                    log.warn("The tunnel is in down state");
+            if (lspObj.getRFlag()) {
+                tunnelRemoved(td);
+            } else {
+                State tunnelState = PcepLspStatus
+                        .getTunnelStatusFromLspStatus(PcepLspStatus.values()[lspObj.getOFlag()]);
+                tunnelUpdated(td, tunnelState);
+            }
+        }
+
+        /**
+         * Handles asynchronous report messages from PCC when LSPDB sync is not in progress.
+         *
+         * @param stateRpt parsed PCEP report msg.
+         */
+        private void handleRptWithoutSrpId(PcepStateReport stateRpt) {
+            ProviderId providerId = new ProviderId("pcep", PROVIDER_ID);
+            StatefulIPv4LspIdentifiersTlv ipv4LspTlv = null;
+
+            PcepLspObject lspObj = stateRpt.getLspObject();
+            ListIterator<PcepValueType> listTlvIterator = lspObj.getOptionalTlv().listIterator();
+
+            while (listTlvIterator.hasNext()) {
+                PcepValueType tlv = listTlvIterator.next();
+                if (tlv.getType() == StatefulIPv4LspIdentifiersTlv.TYPE) {
+                    ipv4LspTlv = (StatefulIPv4LspIdentifiersTlv) tlv;
+                    break;
                 }
-                if (!(pcepTunnelApiMapper.checkFromTunnelRequestQueue(srpId))) {
-                    tunnelUpdated(td);
+            }
+
+            checkNotNull(ipv4LspTlv);
+
+            IpTunnelEndPoint tunnelEndPointSrc = IpTunnelEndPoint.ipTunnelPoint(IpAddress.valueOf(ipv4LspTlv
+                    .getIpv4IngressAddress()));
+            IpTunnelEndPoint tunnelEndPointDst = IpTunnelEndPoint.ipTunnelPoint(IpAddress.valueOf(ipv4LspTlv
+                    .getIpv4EgressAddress()));
+
+            Collection<Tunnel> tunnelQueryResult = tunnelService.queryTunnel(tunnelEndPointSrc, tunnelEndPointDst);
+
+            Tunnel tunnel = null;
+            // Asynchronous status change message from PCC for LSP reported earlier.
+            for (Tunnel tunnelObj : tunnelQueryResult) {
+                if ((tunnelObj.annotations().value(PLSP_ID) == null)
+                        || (tunnelObj.annotations().value(LOCAL_LSP_ID) == null)) {
+                    /*
+                     *  Can skip this tunnel as this is one for which PCE has
+                     *  sent PCInit/PCUpd msg and waiting for a PCRpt.
+                     */
+                    continue;
                 }
+
+                if ((Integer.valueOf(tunnelObj.annotations().value(PLSP_ID)) == lspObj.getPlspId())
+                        && (Integer.valueOf(tunnelObj.annotations().value(LOCAL_LSP_ID))
+                                == ipv4LspTlv.getLspId())) {
+                    tunnel = tunnelObj;
+                    break;
+                }
+            }
+
+            // Status report for a new LSP when LSPDB sync was already completed sometime.
+            // No need to add the tunnel if msg is for remove but store doesn't have an entry.
+            if (tunnel == null) {
+                if (!lspObj.getRFlag()) {
+                    handleSyncReport(stateRpt);
+                }
+                return;
+            }
+
+            DefaultTunnelDescription td = new DefaultTunnelDescription(tunnel.tunnelId(), tunnel.src(),
+                                                                       tunnel.dst(), tunnel.type(), tunnel.groupId(),
+                                                                       providerId, tunnel.tunnelName(), tunnel.path(),
+                                                                       (SparseAnnotations) tunnel.annotations());
+
+            if (lspObj.getRFlag()) {
+                tunnelRemoved(td); // This will happen only for PCC initiated tunnels.
+            } else {
+                State tunnelState = PcepLspStatus
+                        .getTunnelStatusFromLspStatus(PcepLspStatus.values()[lspObj.getOFlag()]);
+                tunnelUpdated(td, tunnelState);
             }
         }
 
@@ -1100,9 +1266,9 @@
             PcepLspObject lspObj = stateRpt.getLspObject();
             PcepStateReport.PcepMsgPath msgPath = stateRpt.getMsgPath();
             checkNotNull(msgPath);
-            PcepRroObject rroObj = msgPath.getRroObject();
-            if (rroObj == null) {
-                log.debug("RRO object is null in sate report");
+            PcepEroObject eroObj = msgPath.getEroObject();
+            if (eroObj == null) {
+                log.debug("ERO object is null in sate report");
                 return;
             }
             int bandwidth = 0;
@@ -1118,20 +1284,44 @@
                 bandwidth = msgPath.getBandwidthObject().getBandwidth();
             }
 
-            buildAndStorePcepTunnelData(lspObj, rroObj, bandwidth);
+            // To carry PST TLV, SRP object can be present with value 0 even
+            // when PCRpt is
+            // not in response to any action from PCE.
+            PcepSrpObject srpObj = stateRpt.getSrpObject();
+            LspType lspType = WITH_SIGNALLING;
+
+            if (null != srpObj) {
+                LinkedList<PcepValueType> llOptionalTlv = srpObj.getOptionalTlv();
+                ListIterator<PcepValueType> listIterator = llOptionalTlv.listIterator();
+
+                while (listIterator.hasNext()) {
+                    PcepValueType tlv = listIterator.next();
+
+                    switch (tlv.getType()) {
+                    case PathSetupTypeTlv.TYPE:
+                        lspType = LspType.values()[Integer.valueOf(((PathSetupTypeTlv) tlv).getPst())];
+                        break;
+
+                    default:
+                        break;
+                    }
+                }
+            }
+
+            buildAndStorePcepTunnelData(lspObj, eroObj, bandwidth, lspType);
         }
 
         /**
-         * To build Path in network from RRO object.
+         * To build Path in network from ERO object.
          *
-         * @param rroObj rro object
+         * @param eroObj ERO object
          * @param providerId provider id
          * @return path object
          */
-        private Path buildPathFromRroObj(PcepRroObject rroObj, ProviderId providerId) {
-            checkNotNull(rroObj);
+        private Path buildPathFromEroObj(PcepEroObject eroObj, ProviderId providerId) {
+            checkNotNull(eroObj);
             List<Link> links = new ArrayList<Link>();
-            LinkedList<PcepValueType> llSubObj = rroObj.getSubObjects();
+            LinkedList<PcepValueType> llSubObj = eroObj.getSubObjects();
             if (0 == llSubObj.size()) {
                 log.error("RRO in report message does not have hop information");
             }
@@ -1172,27 +1362,29 @@
         }
 
         /**
-         * To build pcepTunnelData and informs core about the pcc reported tunnel.
+         * To build pcepTunnelData and informs core about the PCC reported
+         * tunnel.
          *
-         * @param lspObj pcep lsp object
-         * @param rroObj pcep rro object
+         * @param lspObj PCEP LSP object
+         * @param eroObj PCEP ERO object
          * @param bandwidth bandwidth of tunnel
+         * @param lspType path setup type/signaling type of the LSP.
          */
-        private void buildAndStorePcepTunnelData(PcepLspObject lspObj, PcepRroObject rroObj,
-                                                 int bandwidth) {
+        private void buildAndStorePcepTunnelData(PcepLspObject lspObj, PcepEroObject eroObj, int bandwidth,
+                                                 LspType lspType) {
 
             ProviderId providerId = new ProviderId("pcep", PROVIDER_ID);
 
             // StatefulIPv4LspIdentidiersTlv in LSP object will have the source and destination address.
-            StatefulIPv4LspIdentidiersTlv lspIdenTlv = null;
+            StatefulIPv4LspIdentifiersTlv lspIdenTlv = null;
             SymbolicPathNameTlv pathNameTlv = null;
             LinkedList<PcepValueType> llOptionalTlv = lspObj.getOptionalTlv();
             ListIterator<PcepValueType> listIterator = llOptionalTlv.listIterator();
             while (listIterator.hasNext()) {
                 PcepValueType tlv = listIterator.next();
                 switch (tlv.getType()) {
-                case StatefulIPv4LspIdentidiersTlv.TYPE:
-                    lspIdenTlv = (StatefulIPv4LspIdentidiersTlv) tlv;
+                case StatefulIPv4LspIdentifiersTlv.TYPE:
+                    lspIdenTlv = (StatefulIPv4LspIdentifiersTlv) tlv;
                     break;
                 case SymbolicPathNameTlv.TYPE:
                     pathNameTlv = (SymbolicPathNameTlv) tlv;
@@ -1207,24 +1399,28 @@
             IpTunnelEndPoint tunnelEndPointDst;
             tunnelEndPointDst = IpTunnelEndPoint.ipTunnelPoint(IpAddress.valueOf(lspIdenTlv.getIpv4EgressAddress()));
 
-            Path path = buildPathFromRroObj(rroObj, providerId);
+            Path path = buildPathFromEroObj(eroObj, providerId);
 
             SparseAnnotations annotations = DefaultAnnotations.builder()
-                    .set("bandwidth", (new Integer(bandwidth)).toString())
-                    .build();
+                    .set(BANDWIDTH, (new Integer(bandwidth)).toString())
+                    .set(LSP_SIG_TYPE, lspType.name())
+                    .set(PCC_TUNNEL_ID, String.valueOf(lspIdenTlv.getTunnelId()))
+                    .set(PLSP_ID, String.valueOf(lspObj.getPlspId()))
+                    .set(LOCAL_LSP_ID, String.valueOf(lspIdenTlv.getLspId())).build();
 
             DefaultTunnelDescription td = new DefaultTunnelDescription(null, tunnelEndPointSrc,
-                                                                       tunnelEndPointDst, Tunnel.Type.MPLS,
+                                                                       tunnelEndPointDst, MPLS,
                                                                        new DefaultGroupId(0), providerId,
                                                                        TunnelName.tunnelName(pathNameTlv.toString()),
                                                                        path, annotations);
-            TunnelId tId = tunnelAdded(td);
+            State tunnelState = PcepLspStatus.getTunnelStatusFromLspStatus(PcepLspStatus.values()[lspObj.getOFlag()]);
+            TunnelId tId = tunnelAdded(td, tunnelState);
 
-            Tunnel tunnel = new DefaultTunnel(providerId, tunnelEndPointSrc, tunnelEndPointDst, Tunnel.Type.MPLS,
+            Tunnel tunnel = new DefaultTunnel(providerId, tunnelEndPointSrc, tunnelEndPointDst, MPLS,
                                               new DefaultGroupId(0), tId,
                                               TunnelName.tunnelName(pathNameTlv.toString()), path, annotations);
 
-            PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, RequestType.LSP_STATE_RPT);
+            PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, LSP_STATE_RPT);
             pcepTunnelData.setStatefulIpv4IndentifierTlv(lspIdenTlv);
             pcepTunnelApiMapper.addPccTunnelDB(pcepTunnelData);
             pcepTunnelApiMapper.addToTunnelIdMap(pcepTunnelData);
@@ -1240,8 +1436,6 @@
             // TODO
         }
 
-
-
         @Override
         public void handlePcepTunnelStatistics(PcepTunnelStatistics pcepTunnelStatistics) {
             TunnelId id = getTunnelId(String.valueOf(pcepTunnelStatistics.id()));
diff --git a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepClientAdapter.java b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepClientAdapter.java
index efb4d95..2f519ec 100644
--- a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepClientAdapter.java
+++ b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepClientAdapter.java
@@ -42,6 +42,7 @@
     private ClientCapability capability;
 
     private PcepVersion pcepVersion;
+    private boolean syncCompleted;
 
     /**
      * Initialize instance with specified parameters.
@@ -109,11 +110,12 @@
 
     @Override
     public final boolean isSyncComplete() {
-        return false;
+        return syncCompleted;
     }
 
     @Override
     public final void setIsSyncComplete(boolean value) {
+        syncCompleted = value;
     }
 
     @Override
diff --git a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepClientControllerAdapter.java b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepClientControllerAdapter.java
index 91a68fc..822d8b6 100644
--- a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepClientControllerAdapter.java
+++ b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepClientControllerAdapter.java
@@ -73,6 +73,9 @@
 
     @Override
     public PcepClient getClient(PccId pccId) {
+        if (null != connectedClients.get(pccId)) {
+            return connectedClients.get(pccId);
+        }
         PcepClientAdapter pc = new PcepClientAdapter();
         if (pccId.ipAddress().equals(IpAddress.valueOf(0xC010103))
             || pccId.ipAddress().equals(IpAddress.valueOf(0xB6024E22))) {
@@ -81,6 +84,7 @@
             pc.setCapability(new ClientCapability(true, true, true));
         }
         pc.init(PccId.pccId(pccId.ipAddress()), PcepVersion.PCEP_1);
+        connectedClients.put(pccId, pc);
         return pc;
     }
 
diff --git a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepReleaseTunnelProviderTest.java b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepReleaseTunnelProviderTest.java
index 027f396..ec9c1aa 100644
--- a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepReleaseTunnelProviderTest.java
+++ b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepReleaseTunnelProviderTest.java
@@ -20,6 +20,10 @@
 import static org.hamcrest.core.Is.is;
 import static org.hamcrest.core.IsNot.not;
 import static org.onosproject.net.DefaultAnnotations.EMPTY;
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.WITH_SIGNALLING;
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.SR_WITHOUT_SIGNALLING;
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.WITHOUT_SIGNALLING_AND_WITHOUT_SR;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.LSP_SIG_TYPE;
 
 import java.io.IOException;
 import java.util.ArrayList;
@@ -36,7 +40,9 @@
 import org.onosproject.incubator.net.tunnel.Tunnel;
 import org.onosproject.incubator.net.tunnel.TunnelId;
 import org.onosproject.incubator.net.tunnel.TunnelName;
+import org.onosproject.net.Annotations;
 import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DefaultAnnotations;
 import org.onosproject.net.DefaultLink;
 import org.onosproject.net.DefaultPath;
 import org.onosproject.net.IpElementId;
@@ -44,7 +50,7 @@
 import org.onosproject.net.Path;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.provider.ProviderId;
-import org.onosproject.pcepio.types.StatefulIPv4LspIdentidiersTlv;
+import org.onosproject.pcepio.types.StatefulIPv4LspIdentifiersTlv;
 
 /**
  * Test for PCEP release tunnel.
@@ -77,7 +83,7 @@
     public void testCasePcepReleaseTunnel() {
         Tunnel tunnel;
         Path path;
-        List<Link> links = new ArrayList<Link>();
+        List<Link> links = new ArrayList<>();
 
         ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
 
@@ -103,14 +109,18 @@
 
         path = new DefaultPath(pid, links, 20, EMPTY);
 
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, WITH_SIGNALLING.name())
+                .build();
+
         tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
                                    new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
-                                   path, EMPTY);
+                                   path, annotations);
 
         // for releasing tunnel tunnel should exist in db
         PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, RequestType.DELETE);
         pcepTunnelData.setPlspId(1);
-        StatefulIPv4LspIdentidiersTlv tlv = new StatefulIPv4LspIdentidiersTlv(0, (short) 1, (short) 2, 3, 4);
+        StatefulIPv4LspIdentifiersTlv tlv = new StatefulIPv4LspIdentifiersTlv(0, (short) 1, (short) 2, 3, 4);
         pcepTunnelData.setStatefulIpv4IndentifierTlv(tlv);
         tunnelProvider.pcepTunnelApiMapper.addToTunnelIdMap(pcepTunnelData);
 
@@ -127,7 +137,7 @@
     public void testCasePcepReleaseTunnel2() {
         Tunnel tunnel;
         Path path;
-        List<Link> links = new ArrayList<Link>();
+        List<Link> links = new ArrayList<>();
 
         ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
 
@@ -153,14 +163,18 @@
 
         path = new DefaultPath(pid, links, 20, EMPTY);
 
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, WITH_SIGNALLING.name())
+                .build();
+
         tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
                                    new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
-                                   path, EMPTY);
+                                   path, annotations);
 
         // for releasing tunnel tunnel should exist in db
         PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, RequestType.DELETE);
         pcepTunnelData.setPlspId(1);
-        StatefulIPv4LspIdentidiersTlv tlv = new StatefulIPv4LspIdentidiersTlv(0, (short) 1, (short) 2, 3, 4);
+        StatefulIPv4LspIdentifiersTlv tlv = new StatefulIPv4LspIdentifiersTlv(0, (short) 1, (short) 2, 3, 4);
         pcepTunnelData.setStatefulIpv4IndentifierTlv(tlv);
         tunnelProvider.pcepTunnelApiMapper.addToTunnelIdMap(pcepTunnelData);
 
@@ -170,6 +184,114 @@
         assertThat(tunnelProvider.pcepTunnelApiMapper.checkFromTunnelRequestQueue(1), is(false));
     }
 
+    /**
+     * Tests releasing SR based tunnel.
+     */
+    @Test
+    public void testCasePcepReleaseSrTunnel() {
+        Tunnel tunnel;
+        Path path;
+        List<Link> links = new ArrayList<>();
+
+        ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
+
+        IpAddress srcIp = IpAddress.valueOf(0xB6024E20);
+        IpElementId srcElementId = IpElementId.ipElement(srcIp);
+
+        IpAddress dstIp = IpAddress.valueOf(0xB6024E21);
+        IpElementId dstElementId = IpElementId.ipElement(dstIp);
+
+        IpTunnelEndPoint ipTunnelEndPointSrc;
+        ipTunnelEndPointSrc = IpTunnelEndPoint.ipTunnelPoint(srcIp);
+
+        IpTunnelEndPoint ipTunnelEndPointDst;
+        ipTunnelEndPointDst = IpTunnelEndPoint.ipTunnelPoint(dstIp);
+
+        ConnectPoint src = new ConnectPoint(srcElementId, PortNumber.portNumber(10023));
+
+        ConnectPoint dst = new ConnectPoint(dstElementId, PortNumber.portNumber(10023));
+
+        Link link = DefaultLink.builder().providerId(pid).src(src).dst(dst)
+                .type(Link.Type.DIRECT).build();
+        links.add(link);
+
+        path = new DefaultPath(pid, links, 20, EMPTY);
+
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, SR_WITHOUT_SIGNALLING.name())
+                .build();
+
+        tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
+                                   new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
+                                   path, annotations);
+
+        // for releasing tunnel tunnel should exist in db
+        PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, RequestType.DELETE);
+        pcepTunnelData.setPlspId(1);
+        StatefulIPv4LspIdentifiersTlv tlv = new StatefulIPv4LspIdentifiersTlv(0, (short) 1, (short) 2, 3, 4);
+        pcepTunnelData.setStatefulIpv4IndentifierTlv(tlv);
+        tunnelProvider.pcepTunnelApiMapper.addToTunnelIdMap(pcepTunnelData);
+
+        tunnelProvider.pcepTunnelApiMapper.handleCreateTunnelRequestQueue(1, pcepTunnelData);
+
+        tunnelProvider.releaseTunnel(tunnel);
+        assertThat(tunnelProvider.pcepTunnelApiMapper, not(nullValue()));
+    }
+
+    /**
+     * Tests releasing tunnel without SR and without signalling.
+     */
+    @Test
+    public void testCasePcepReleaseTunnelWithoutSigSr() {
+        Tunnel tunnel;
+        Path path;
+        List<Link> links = new ArrayList<>();
+
+        ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
+
+        IpAddress srcIp = IpAddress.valueOf(0xB6024E20);
+        IpElementId srcElementId = IpElementId.ipElement(srcIp);
+
+        IpAddress dstIp = IpAddress.valueOf(0xB6024E21);
+        IpElementId dstElementId = IpElementId.ipElement(dstIp);
+
+        IpTunnelEndPoint ipTunnelEndPointSrc;
+        ipTunnelEndPointSrc = IpTunnelEndPoint.ipTunnelPoint(srcIp);
+
+        IpTunnelEndPoint ipTunnelEndPointDst;
+        ipTunnelEndPointDst = IpTunnelEndPoint.ipTunnelPoint(dstIp);
+
+        ConnectPoint src = new ConnectPoint(srcElementId, PortNumber.portNumber(10023));
+
+        ConnectPoint dst = new ConnectPoint(dstElementId, PortNumber.portNumber(10023));
+
+        Link link = DefaultLink.builder().providerId(pid).src(src).dst(dst)
+                .type(Link.Type.DIRECT).build();
+        links.add(link);
+
+        path = new DefaultPath(pid, links, 20, EMPTY);
+
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, WITHOUT_SIGNALLING_AND_WITHOUT_SR.name())
+                .build();
+
+        tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
+                                   new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
+                                   path, annotations);
+
+        // for releasing tunnel tunnel should exist in db
+        PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, RequestType.DELETE);
+        pcepTunnelData.setPlspId(1);
+        StatefulIPv4LspIdentifiersTlv tlv = new StatefulIPv4LspIdentifiersTlv(0, (short) 1, (short) 2, 3, 4);
+        pcepTunnelData.setStatefulIpv4IndentifierTlv(tlv);
+        tunnelProvider.pcepTunnelApiMapper.addToTunnelIdMap(pcepTunnelData);
+
+        tunnelProvider.pcepTunnelApiMapper.handleCreateTunnelRequestQueue(1, pcepTunnelData);
+
+        tunnelProvider.releaseTunnel(tunnel);
+        assertThat(tunnelProvider.pcepTunnelApiMapper, not(nullValue()));
+    }
+
     @After
     public void tearDown() throws IOException {
         tunnelProvider.deactivate();
diff --git a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepSetupTunnelProviderTest.java b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepSetupTunnelProviderTest.java
index 5b41d41..d2c4d5e 100644
--- a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepSetupTunnelProviderTest.java
+++ b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepSetupTunnelProviderTest.java
@@ -20,6 +20,10 @@
 import static org.hamcrest.core.Is.is;
 import static org.hamcrest.core.IsNot.not;
 import static org.hamcrest.Matchers.nullValue;
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.WITH_SIGNALLING;
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.SR_WITHOUT_SIGNALLING;
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.WITHOUT_SIGNALLING_AND_WITHOUT_SR;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.LSP_SIG_TYPE;
 
 import java.io.IOException;
 import java.util.ArrayList;
@@ -36,7 +40,9 @@
 import org.onosproject.incubator.net.tunnel.Tunnel;
 import org.onosproject.incubator.net.tunnel.TunnelId;
 import org.onosproject.incubator.net.tunnel.TunnelName;
+import org.onosproject.net.Annotations;
 import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DefaultAnnotations;
 import org.onosproject.net.DefaultLink;
 import org.onosproject.net.DefaultPath;
 import org.onosproject.net.IpElementId;
@@ -75,7 +81,7 @@
         Tunnel tunnel;
         Path path;
         ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
-        List<Link> links = new ArrayList<Link>();
+        List<Link> links = new ArrayList<>();
         IpAddress srcIp = IpAddress.valueOf(0xC010101);
         IpElementId srcElementId = IpElementId.ipElement(srcIp);
 
@@ -98,9 +104,13 @@
 
         path = new DefaultPath(pid, links, 10, EMPTY);
 
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, WITH_SIGNALLING.name())
+                .build();
+
         tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
                                    new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
-                                   path, EMPTY);
+                                   path, annotations);
 
         tunnelProvider.setupTunnel(tunnel, path);
         assertThat(tunnelProvider.pcepTunnelApiMapper, not(nullValue()));
@@ -114,7 +124,7 @@
         Tunnel tunnel;
         Path path;
         ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
-        List<Link> links = new ArrayList<Link>();
+        List<Link> links = new ArrayList<>();
         IpAddress srcIp = IpAddress.valueOf(0xC010103);
         IpElementId srcElementId = IpElementId.ipElement(srcIp);
 
@@ -137,14 +147,104 @@
 
         path = new DefaultPath(pid, links, 10, EMPTY);
 
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, WITH_SIGNALLING.name())
+                .build();
+
         tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
                                    new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
-                                   path, EMPTY);
+                                   path, annotations);
 
         tunnelProvider.setupTunnel(tunnel, path);
         assertThat(tunnelProvider.pcepTunnelApiMapper.checkFromTunnelRequestQueue(1), is(false));
     }
 
+    /**
+     * Sends PCInitiate msg to setup a SR based tunnel.
+     */
+    @Test
+    public void testCasePcepSetupSrTunnel() {
+        Tunnel tunnel;
+        Path path;
+        ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
+        List<Link> links = new ArrayList<>();
+        IpAddress srcIp = IpAddress.valueOf(0xC010101);
+        IpElementId srcElementId = IpElementId.ipElement(srcIp);
+
+        IpAddress dstIp = IpAddress.valueOf(0xC010102);
+        IpElementId dstElementId = IpElementId.ipElement(dstIp);
+
+        IpTunnelEndPoint ipTunnelEndPointSrc;
+        ipTunnelEndPointSrc = IpTunnelEndPoint.ipTunnelPoint(srcIp);
+
+        IpTunnelEndPoint ipTunnelEndPointDst;
+        ipTunnelEndPointDst = IpTunnelEndPoint.ipTunnelPoint(dstIp);
+
+        ConnectPoint src = new ConnectPoint(srcElementId, PortNumber.portNumber(10023));
+
+        ConnectPoint dst = new ConnectPoint(dstElementId, PortNumber.portNumber(10023));
+
+        Link link = DefaultLink.builder().providerId(pid).src(src).dst(dst)
+                .type(Link.Type.DIRECT).build();
+        links.add(link);
+
+        path = new DefaultPath(pid, links, 10, EMPTY);
+
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, SR_WITHOUT_SIGNALLING.name())
+                .build();
+
+        tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
+                                   new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
+                                   path, annotations);
+
+        tunnelProvider.setupTunnel(tunnel, path);
+        assertThat(tunnelProvider.pcepTunnelApiMapper, not(nullValue()));
+    }
+
+    /**
+     * Sends PCInitiate msg to setup a tunnel without signalling and without SR.
+     */
+    @Test
+    public void testCasePcepSetupTunnelWithoutSigSr() {
+        Tunnel tunnel;
+        Path path;
+        ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
+        List<Link> links = new ArrayList<>();
+        IpAddress srcIp = IpAddress.valueOf(0xC010101);
+        IpElementId srcElementId = IpElementId.ipElement(srcIp);
+
+        IpAddress dstIp = IpAddress.valueOf(0xC010102);
+        IpElementId dstElementId = IpElementId.ipElement(dstIp);
+
+        IpTunnelEndPoint ipTunnelEndPointSrc;
+        ipTunnelEndPointSrc = IpTunnelEndPoint.ipTunnelPoint(srcIp);
+
+        IpTunnelEndPoint ipTunnelEndPointDst;
+        ipTunnelEndPointDst = IpTunnelEndPoint.ipTunnelPoint(dstIp);
+
+        ConnectPoint src = new ConnectPoint(srcElementId, PortNumber.portNumber(10023));
+
+        ConnectPoint dst = new ConnectPoint(dstElementId, PortNumber.portNumber(10023));
+
+        Link link = DefaultLink.builder().providerId(pid).src(src).dst(dst)
+                .type(Link.Type.DIRECT).build();
+        links.add(link);
+
+        path = new DefaultPath(pid, links, 10, EMPTY);
+
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, WITHOUT_SIGNALLING_AND_WITHOUT_SR.name())
+                .build();
+
+        tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
+                                   new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
+                                   path, annotations);
+
+        tunnelProvider.setupTunnel(tunnel, path);
+        assertThat(tunnelProvider.pcepTunnelApiMapper, not(nullValue()));
+    }
+
     @After
     public void tearDown() throws IOException {
         tunnelProvider.deactivate();
diff --git a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelAddedTest.java b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelAddedTest.java
new file mode 100644
index 0000000..76f2bb0
--- /dev/null
+++ b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelAddedTest.java
@@ -0,0 +1,329 @@
+/*
+ * 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.provider.pcep.tunnel.impl;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.core.Is.is;
+import static org.onosproject.incubator.net.tunnel.Tunnel.Type.MPLS;
+import static org.onosproject.incubator.net.tunnel.Tunnel.State.INIT;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.BANDWIDTH;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.LOCAL_LSP_ID;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.LSP_SIG_TYPE;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.PCC_TUNNEL_ID;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.PLSP_ID;
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.WITHOUT_SIGNALLING_AND_WITHOUT_SR;
+
+import java.io.IOException;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBuffers;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.packet.IpAddress;
+import org.onosproject.cfg.ComponentConfigAdapter;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.incubator.net.tunnel.DefaultTunnel;
+import org.onosproject.incubator.net.tunnel.IpTunnelEndPoint;
+import org.onosproject.incubator.net.tunnel.Tunnel;
+import org.onosproject.incubator.net.tunnel.TunnelDescription;
+import org.onosproject.incubator.net.tunnel.TunnelEndPoint;
+import org.onosproject.incubator.net.tunnel.TunnelId;
+import org.onosproject.incubator.net.tunnel.TunnelName;
+import org.onosproject.incubator.net.tunnel.TunnelProvider;
+import org.onosproject.incubator.net.tunnel.TunnelProviderService;
+import org.onosproject.incubator.net.tunnel.Tunnel.State;
+import org.onosproject.net.DefaultAnnotations;
+import org.onosproject.net.ElementId;
+import org.onosproject.net.Path;
+import org.onosproject.net.SparseAnnotations;
+import org.onosproject.pcepio.exceptions.PcepOutOfBoundMessageException;
+import org.onosproject.pcepio.exceptions.PcepParseException;
+import org.onosproject.pcepio.protocol.PcepFactories;
+import org.onosproject.pcepio.protocol.PcepMessage;
+import org.onosproject.pcepio.protocol.PcepMessageReader;
+import org.onosproject.pcep.controller.ClientCapability;
+import org.onosproject.pcep.controller.PccId;
+
+import com.google.common.collect.ImmutableSet;
+
+/**
+ * Tests handling of PCEP report message.
+ */
+public class PcepTunnelAddedTest {
+
+    static final String PROVIDER_ID = "org.onosproject.provider.tunnel.pcep";
+    PcepTunnelProvider tunnelProvider = new PcepTunnelProvider();
+    private final MockTunnelProviderRegistryAdapter registry = new MockTunnelProviderRegistryAdapter();
+    private final PcepClientControllerAdapter controller = new PcepClientControllerAdapter();
+    private final PcepControllerAdapter ctl = new PcepControllerAdapter();
+    private final PcepTunnelApiMapper pcepTunnelAPIMapper = new PcepTunnelApiMapper();
+    private final MockTunnelServiceAdapter tunnelService = new MockTunnelServiceAdapter();
+
+    private class MockTunnelProviderRegistryAdapter extends TunnelProviderRegistryAdapter {
+        public long tunnelIdCounter;
+
+        @Override
+        public TunnelProviderService register(TunnelProvider provider) {
+            this.provider = provider;
+            return new TestProviderService();
+        }
+
+        private class TestProviderService implements TunnelProviderService {
+
+            @Override
+            public TunnelProvider provider() {
+                return null;
+            }
+
+            @Override
+            public TunnelId tunnelAdded(TunnelDescription tunnel) {
+                return TunnelId.valueOf(String.valueOf(++tunnelIdCounter));
+            }
+
+            @Override
+            public TunnelId tunnelAdded(TunnelDescription tunnel, State state) {
+                return TunnelId.valueOf(String.valueOf(++tunnelIdCounter));
+            }
+
+            @Override
+            public void tunnelRemoved(TunnelDescription tunnel) {
+            }
+
+            @Override
+            public void tunnelUpdated(TunnelDescription tunnel) {
+            }
+
+            @Override
+            public void tunnelUpdated(TunnelDescription tunnel, State state) {
+            }
+
+            @Override
+            public Tunnel tunnelQueryById(TunnelId tunnelId) {
+                return null;
+            }
+        }
+    }
+
+    private class MockTunnelServiceAdapter extends TunnelServiceAdapter {
+        private HashMap<TunnelId, Tunnel> tunnelIdAsKeyStore = new HashMap<>();
+        private int tunnelIdCounter = 0;
+
+        @Override
+        public TunnelId setupTunnel(ApplicationId producerId, ElementId srcElementId, Tunnel tunnel, Path path) {
+            TunnelId tunnelId = TunnelId.valueOf(String.valueOf(++tunnelIdCounter));
+            tunnelIdAsKeyStore.put(tunnelId, tunnel);
+            return tunnelId;
+        }
+
+        @Override
+        public Collection<Tunnel> queryTunnel(TunnelEndPoint src, TunnelEndPoint dst) {
+            Collection<Tunnel> result = new HashSet<>();
+            Tunnel tunnel = null;
+            for (TunnelId tunnelId : tunnelIdAsKeyStore.keySet()) {
+                tunnel = tunnelIdAsKeyStore.get(tunnelId);
+
+                if ((null != tunnel) && (src.equals(tunnel.src())) && (dst.equals(tunnel.dst()))) {
+                    result.add(tunnel);
+                }
+            }
+
+            return result.isEmpty() ? Collections.emptySet() : ImmutableSet.copyOf(result);
+        }
+
+        @Override
+        public Collection<Tunnel> queryAllTunnels() {
+            Collection<Tunnel> result = new HashSet<>();
+
+            for (TunnelId tunnelId : tunnelIdAsKeyStore.keySet()) {
+                result.add(tunnelIdAsKeyStore.get(tunnelId));
+            }
+
+            return result.isEmpty() ? Collections.emptySet() : ImmutableSet.copyOf(result);
+
+        }
+    }
+
+    @Before
+    public void preSetup() {
+        tunnelProvider.tunnelProviderRegistry = registry;
+        tunnelProvider.pcepClientController = controller;
+        tunnelProvider.controller = ctl;
+        tunnelProvider.pcepTunnelApiMapper = pcepTunnelAPIMapper;
+        tunnelProvider.cfgService = new ComponentConfigAdapter();
+        tunnelProvider.tunnelService = tunnelService;
+        tunnelProvider.service = registry.register(tunnelProvider);
+        tunnelProvider.activate();
+    }
+
+    /**
+     * Tests PCRpt msg with sync flag set.
+     */
+    @Test
+    public void tunnelProviderAddedTest1() throws PcepParseException, PcepOutOfBoundMessageException {
+        byte[] reportMsg = new byte[] {0x20, 0x0a, 0x00, (byte) 0x84,
+                0x21, 0x10, 0x00, 0x14,  0x00, 0x00, 0x00, 0x00,  0x00, 0x00, 0x00, 0x01, //SRP object
+                0x00, 0x1c, 0x00, 0x04, // PATH-SETUP-TYPE TLV
+                0x00, 0x00, 0x00, 0x02,
+                0x20, 0x10, 0x00, 0x24, 0x00, 0x00, 0x10, 0x03, //LSP object
+                0x00, 0x11, 0x00, 0x02, 0x54, 0x31, 0x00, 0x00, //symbolic path tlv
+                0x00, 0x12, 0x00, 0x10, // IPv4-LSP-IDENTIFIER-TLV
+                0x01, 0x01, 0x01, 0x01,
+                0x00, 0x01, 0x00, 0x01,
+                0x01, 0x01, 0x01, 0x01,
+                0x05, 0x05, 0x05, 0x05,
+
+                0x07, 0x10, 0x00, 0x14, //ERO object
+                0x01, 0x08, (byte) 0x01, 0x01, 0x01, 0x01, 0x04, 0x00, // ERO IPv4 sub objects
+                0x01, 0x08, (byte) 0x05, 0x05, 0x05, 0x05, 0x04, 0x00,
+
+                0x08, 0x10, 0x00, 0x34, //RRO object
+                0x01, 0x08, 0x11, 0x01, 0x01, 0x01, 0x04, 0x00, // RRO IPv4 sub objects
+                0x01, 0x08, 0x11, 0x01, 0x01, 0x02, 0x04, 0x00,
+                0x01, 0x08, 0x06, 0x06, 0x06, 0x06, 0x04, 0x00,
+                0x01, 0x08, 0x12, 0x01, 0x01, 0x02, 0x04, 0x00,
+                0x01, 0x08, 0x12, 0x01, 0x01, 0x01, 0x04, 0x00,
+                0x01, 0x08, 0x05, 0x05, 0x05, 0x05, 0x04, 0x00
+                };
+
+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
+        buffer.writeBytes(reportMsg);
+
+        PcepMessageReader<PcepMessage> reader = PcepFactories.getGenericReader();
+        PcepMessage message = reader.readFrom(buffer);
+        controller.processClientMessage(PccId.pccId(IpAddress.valueOf("1.1.1.1")), message);
+
+        assertThat(registry.tunnelIdCounter, is((long) 1));
+    }
+
+    /**
+     * Tests updating an existing tunnel on receiving asynchronous PCRpt msg,
+     * i.e. without any SRP id.
+     */
+    @Test
+    public void tunnelProviderAddedTest2() throws PcepParseException, PcepOutOfBoundMessageException {
+        byte[] reportMsg = new byte[] {0x20, 0x0a, 0x00, (byte) 0x50,
+                                       0x21, 0x10, 0x00, 0x14, //SRP object
+                                       0x00, 0x00, 0x00, 0x00,
+                                       0x00, 0x00, 0x00, 0x00,
+                                       0x00, 0x1c, 0x00, 0x04, // PATH-SETUP-TYPE TLV
+                                       0x00, 0x00, 0x00, 0x02,
+                                       0x20, 0x10, 0x00, 0x24, 0x00, 0x00, 0x10, 0x19, //LSP object
+                                       0x00, 0x11, 0x00, 0x02, 0x54, 0x31, 0x00, 0x00, //symbolic path TLV
+                                       0x00, 0x12, 0x00, 0x10, // IPv4-LSP-IDENTIFIER-TLV
+                                       0x4e, 0x1f, 0x04, 0x00,
+                                       0x00, 0x01, 0x00, 0x01,
+                                       0x4e, 0x1f, 0x04, 0x00,
+                                       0x4e, 0x20, 0x04, 0x00,
+                                       0x07, 0x10, 0x00, 0x14, //ERO object
+                                       0x01, 0x08, (byte) 0xb6, 0x02, 0x4e, 0x1f, 0x04, 0x00, // ERO IPv4 sub objects
+                                       0x01, 0x08, (byte) 0xb6, 0x02, 0x4e, 0x20, 0x04, 0x00,
+                                       };
+
+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
+        buffer.writeBytes(reportMsg);
+
+        PcepMessageReader<PcepMessage> reader = PcepFactories.getGenericReader();
+        PcepMessage message = reader.readFrom(buffer);
+
+        // create an existing tunnel.
+        IpTunnelEndPoint tunnelEndPointSrc = IpTunnelEndPoint.ipTunnelPoint(IpAddress.valueOf(0x4e1f0400));
+        IpTunnelEndPoint tunnelEndPointDst = IpTunnelEndPoint.ipTunnelPoint(IpAddress.valueOf(0x4e200400));
+
+        SparseAnnotations annotations = DefaultAnnotations.builder()
+                .set(BANDWIDTH, (new Integer(1)).toString())
+                .set(LSP_SIG_TYPE, WITHOUT_SIGNALLING_AND_WITHOUT_SR.name())
+                .set(PCC_TUNNEL_ID, String.valueOf(1))
+                .set(PLSP_ID, String.valueOf(1))
+                .set(LOCAL_LSP_ID, String.valueOf(1)).build();
+
+        Tunnel tunnel = new DefaultTunnel(null, tunnelEndPointSrc, tunnelEndPointDst, MPLS, INIT, null, null,
+                                          TunnelName.tunnelName("T123"), null, annotations);
+        tunnelService.setupTunnel(null, null, tunnel, null);
+
+        PccId pccId = PccId.pccId(IpAddress.valueOf(0x4e1f0400));
+        controller.getClient(pccId).setCapability(new ClientCapability(true, true, true));
+        controller.getClient(pccId).setIsSyncComplete(true);
+
+        // Process update message.
+        controller.processClientMessage(pccId, message);
+        assertThat(tunnelService.queryAllTunnels().size(), is(1));
+    }
+
+    /**
+     * Tests adding a new tunnel on receiving asynchronous PCRpt msg,
+     * i.e. without any SRP id.
+     */
+    @Test
+    public void tunnelProviderAddedTest3() throws PcepParseException, PcepOutOfBoundMessageException {
+        byte[] reportMsg = new byte[] {0x20, 0x0a, 0x00, (byte) 0x84,
+                                       0x21, 0x10, 0x00, 0x14, //SRP object
+                                       0x00, 0x00, 0x00, 0x00,
+                                       0x00, 0x00, 0x00, 0x00,
+                                       0x00, 0x1c, 0x00, 0x04, // PATH-SETUP-TYPE TLV
+                                       0x00, 0x00, 0x00, 0x02,
+                                       0x20, 0x10, 0x00, 0x24, 0x00, 0x00, 0x10, 0x19, // LSP object
+                                       0x00, 0x11, 0x00, 0x02, 0x54, 0x31, 0x00, 0x00, // symbolic path TLV
+                                       0x00, 0x12, 0x00, 0x10, // IPv4-LSP-IDENTIFIER-TLV
+                                       0x01, 0x01, 0x01, 0x01,
+                                       0x00, 0x01, 0x00, 0x01,
+                                       0x01, 0x01, 0x01, 0x01,
+                                       0x05, 0x05, 0x05, 0x05,
+
+                                       0x07, 0x10, 0x00, 0x14, //ERO object
+                                       0x01, 0x08, (byte) 0x01, 0x01, 0x01, 0x01, 0x04, 0x00, // ERO IPv4 sub objects
+                                       0x01, 0x08, (byte) 0x05, 0x05, 0x05, 0x05, 0x04, 0x00,
+
+                                       0x08, 0x10, 0x00, 0x34, //RRO object
+                                       0x01, 0x08, 0x11, 0x01, 0x01, 0x01, 0x04, 0x00, // RRO IPv4 sub objects
+                                       0x01, 0x08, 0x11, 0x01, 0x01, 0x02, 0x04, 0x00,
+                                       0x01, 0x08, 0x06, 0x06, 0x06, 0x06, 0x04, 0x00,
+                                       0x01, 0x08, 0x12, 0x01, 0x01, 0x02, 0x04, 0x00,
+                                       0x01, 0x08, 0x12, 0x01, 0x01, 0x01, 0x04, 0x00,
+                                       0x01, 0x08, 0x05, 0x05, 0x05, 0x05, 0x04, 0x00
+                                       };
+
+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
+        buffer.writeBytes(reportMsg);
+
+        PcepMessageReader<PcepMessage> reader = PcepFactories.getGenericReader();
+        PcepMessage message = reader.readFrom(buffer);
+
+        PccId pccId = PccId.pccId(IpAddress.valueOf("1.1.1.1"));
+        controller.getClient(pccId).setIsSyncComplete(true);
+        controller.getClient(pccId).setCapability(new ClientCapability(true, true, true));
+        controller.processClientMessage(pccId, message);
+
+        assertThat(registry.tunnelIdCounter, is((long) 1));
+    }
+
+    @After
+    public void tearDown() throws IOException {
+        tunnelProvider.deactivate();
+        tunnelProvider.controller = null;
+        tunnelProvider.pcepClientController = null;
+        tunnelProvider.tunnelProviderRegistry = null;
+
+        tunnelProvider.pcepTunnelApiMapper = null;
+        tunnelProvider.cfgService = null;
+        tunnelProvider.tunnelService = null;
+        tunnelProvider.service = null;
+    }
+}
diff --git a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelProviderTest.java b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelProviderTest.java
index d357d46..2922537 100644
--- a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelProviderTest.java
+++ b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepTunnelProviderTest.java
@@ -15,7 +15,12 @@
  */
 package org.onosproject.provider.pcep.tunnel.impl;
 
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.nullValue;
+import static org.hamcrest.core.IsNot.not;
 import static org.onosproject.net.DefaultAnnotations.EMPTY;
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.WITH_SIGNALLING;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.LSP_SIG_TYPE;
 
 import java.io.IOException;
 import java.util.ArrayList;
@@ -30,7 +35,9 @@
 import org.onosproject.incubator.net.tunnel.Tunnel;
 import org.onosproject.incubator.net.tunnel.TunnelId;
 import org.onosproject.incubator.net.tunnel.TunnelName;
+import org.onosproject.net.Annotations;
 import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DefaultAnnotations;
 import org.onosproject.net.DefaultLink;
 import org.onosproject.net.DefaultPath;
 import org.onosproject.net.IpElementId;
@@ -62,7 +69,7 @@
         Tunnel tunnel;
         Path path;
         ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
-        List<Link> links = new ArrayList<Link>();
+        List<Link> links = new ArrayList<>();
         IpAddress srcIp = IpAddress.valueOf(0xC010101);
         IpElementId srcElementId = IpElementId.ipElement(srcIp);
 
@@ -85,11 +92,17 @@
 
         path = new DefaultPath(pid, links, 10, EMPTY);
 
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, WITH_SIGNALLING.name())
+                .build();
+
         tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
                                    new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
-                                   path, EMPTY);
+                                   path, annotations);
 
         tunnelProvider.setupTunnel(tunnel, path);
+
+        assertThat(tunnelProvider.pcepTunnelApiMapper, not(nullValue()));
     }
 
     @After
@@ -99,4 +112,4 @@
         tunnelProvider.pcepClientController = null;
         tunnelProvider.tunnelProviderRegistry = null;
     }
-}
+}
\ No newline at end of file
diff --git a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepUpdateTunnelProviderTest.java b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepUpdateTunnelProviderTest.java
index 23a2213..2c9961f 100644
--- a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepUpdateTunnelProviderTest.java
+++ b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/PcepUpdateTunnelProviderTest.java
@@ -20,6 +20,7 @@
 import static org.hamcrest.core.Is.is;
 import static org.hamcrest.core.IsNot.not;
 import static org.onosproject.net.DefaultAnnotations.EMPTY;
+import static org.onosproject.provider.pcep.tunnel.impl.PcepAnnotationKeys.LSP_SIG_TYPE;
 
 import java.io.IOException;
 import java.util.ArrayList;
@@ -36,7 +37,9 @@
 import org.onosproject.incubator.net.tunnel.Tunnel;
 import org.onosproject.incubator.net.tunnel.TunnelId;
 import org.onosproject.incubator.net.tunnel.TunnelName;
+import org.onosproject.net.Annotations;
 import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DefaultAnnotations;
 import org.onosproject.net.DefaultLink;
 import org.onosproject.net.DefaultPath;
 import org.onosproject.net.IpElementId;
@@ -44,8 +47,11 @@
 import org.onosproject.net.Path;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.provider.ProviderId;
-import org.onosproject.pcepio.types.StatefulIPv4LspIdentidiersTlv;
+import org.onosproject.pcepio.types.StatefulIPv4LspIdentifiersTlv;
 
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.WITH_SIGNALLING;
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.SR_WITHOUT_SIGNALLING;
+import static org.onosproject.provider.pcep.tunnel.impl.LspType.WITHOUT_SIGNALLING_AND_WITHOUT_SR;
 /**
  * Test for PCEP update tunnel.
  */
@@ -78,7 +84,7 @@
         Tunnel tunnel;
         Path path;
         ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
-        List<Link> links = new ArrayList<Link>();
+        List<Link> links = new ArrayList<>();
         IpAddress srcIp = IpAddress.valueOf(0xD010101);
         IpElementId srcElementId = IpElementId.ipElement(srcIp);
 
@@ -101,14 +107,18 @@
 
         path = new DefaultPath(pid, links, 20, EMPTY);
 
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, WITH_SIGNALLING.name())
+                .build();
+
         tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
                                    new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
-                                   path, EMPTY);
+                                   path, annotations);
 
         // for updating tunnel tunnel should exist in db
         PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, RequestType.UPDATE);
         pcepTunnelData.setPlspId(1);
-        StatefulIPv4LspIdentidiersTlv tlv = new StatefulIPv4LspIdentidiersTlv(0, (short) 1, (short) 2, 3, 4);
+        StatefulIPv4LspIdentifiersTlv tlv = new StatefulIPv4LspIdentifiersTlv(0, (short) 1, (short) 2, 3, 4);
         pcepTunnelData.setStatefulIpv4IndentifierTlv(tlv);
         tunnelProvider.pcepTunnelApiMapper.addToTunnelIdMap(pcepTunnelData);
 
@@ -126,7 +136,7 @@
         Tunnel tunnel;
         Path path;
         ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
-        List<Link> links = new ArrayList<Link>();
+        List<Link> links = new ArrayList<>();
         IpAddress srcIp = IpAddress.valueOf(0xC010103);
         IpElementId srcElementId = IpElementId.ipElement(srcIp);
 
@@ -149,14 +159,18 @@
 
         path = new DefaultPath(pid, links, 20, EMPTY);
 
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, WITH_SIGNALLING.name())
+                .build();
+
         tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
                                    new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
-                                   path, EMPTY);
+                                   path, annotations);
 
         // for updating tunnel tunnel should exist in db
         PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, RequestType.UPDATE);
         pcepTunnelData.setPlspId(1);
-        StatefulIPv4LspIdentidiersTlv tlv = new StatefulIPv4LspIdentidiersTlv(0, (short) 1, (short) 2, 3, 4);
+        StatefulIPv4LspIdentifiersTlv tlv = new StatefulIPv4LspIdentifiersTlv(0, (short) 1, (short) 2, 3, 4);
         pcepTunnelData.setStatefulIpv4IndentifierTlv(tlv);
         tunnelProvider.pcepTunnelApiMapper.addToTunnelIdMap(pcepTunnelData);
 
@@ -166,6 +180,110 @@
         assertThat(tunnelProvider.pcepTunnelApiMapper.checkFromTunnelRequestQueue(1), is(false));
     }
 
+    /**
+     * Sends update message to PCC for SR based tunnel.
+     */
+    @Test
+    public void testCasePcepUpdateSrTunnel() {
+        Tunnel tunnel;
+        Path path;
+        ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
+        List<Link> links = new ArrayList<>();
+        IpAddress srcIp = IpAddress.valueOf(0xD010101);
+        IpElementId srcElementId = IpElementId.ipElement(srcIp);
+
+        IpAddress dstIp = IpAddress.valueOf(0xD010102);
+        IpElementId dstElementId = IpElementId.ipElement(dstIp);
+
+        IpTunnelEndPoint ipTunnelEndPointSrc;
+        ipTunnelEndPointSrc = IpTunnelEndPoint.ipTunnelPoint(srcIp);
+
+        IpTunnelEndPoint ipTunnelEndPointDst;
+        ipTunnelEndPointDst = IpTunnelEndPoint.ipTunnelPoint(dstIp);
+
+        ConnectPoint src = new ConnectPoint(srcElementId, PortNumber.portNumber(10023));
+
+        ConnectPoint dst = new ConnectPoint(dstElementId, PortNumber.portNumber(10023));
+
+        Link link = DefaultLink.builder().providerId(pid).src(src).dst(dst)
+                .type(Link.Type.DIRECT).build();
+        links.add(link);
+
+        path = new DefaultPath(pid, links, 20, EMPTY);
+
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, SR_WITHOUT_SIGNALLING.name())
+                .build();
+
+        tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
+                                   new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
+                                   path, annotations);
+
+        // for updating tunnel tunnel should exist in db
+        PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, RequestType.UPDATE);
+        pcepTunnelData.setPlspId(1);
+        StatefulIPv4LspIdentifiersTlv tlv = new StatefulIPv4LspIdentifiersTlv(0, (short) 1, (short) 2, 3, 4);
+        pcepTunnelData.setStatefulIpv4IndentifierTlv(tlv);
+        tunnelProvider.pcepTunnelApiMapper.addToTunnelIdMap(pcepTunnelData);
+
+        tunnelProvider.pcepTunnelApiMapper.handleCreateTunnelRequestQueue(1, pcepTunnelData);
+
+        tunnelProvider.updateTunnel(tunnel, path);
+        assertThat(tunnelProvider.pcepTunnelApiMapper, not(nullValue()));
+    }
+
+    /**
+     * Sends update message to PCC for tunnel without signalling and without SR.
+     */
+    @Test
+    public void testCasePcepUpdateTunnelWithoutSigSr() {
+        Tunnel tunnel;
+        Path path;
+        ProviderId pid = new ProviderId("pcep", PROVIDER_ID);
+        List<Link> links = new ArrayList<>();
+        IpAddress srcIp = IpAddress.valueOf(0xD010101);
+        IpElementId srcElementId = IpElementId.ipElement(srcIp);
+
+        IpAddress dstIp = IpAddress.valueOf(0xD010102);
+        IpElementId dstElementId = IpElementId.ipElement(dstIp);
+
+        IpTunnelEndPoint ipTunnelEndPointSrc;
+        ipTunnelEndPointSrc = IpTunnelEndPoint.ipTunnelPoint(srcIp);
+
+        IpTunnelEndPoint ipTunnelEndPointDst;
+        ipTunnelEndPointDst = IpTunnelEndPoint.ipTunnelPoint(dstIp);
+
+        ConnectPoint src = new ConnectPoint(srcElementId, PortNumber.portNumber(10023));
+
+        ConnectPoint dst = new ConnectPoint(dstElementId, PortNumber.portNumber(10023));
+
+        Link link = DefaultLink.builder().providerId(pid).src(src).dst(dst)
+                .type(Link.Type.DIRECT).build();
+        links.add(link);
+
+        path = new DefaultPath(pid, links, 20, EMPTY);
+
+        Annotations annotations = DefaultAnnotations.builder()
+                .set(LSP_SIG_TYPE, WITHOUT_SIGNALLING_AND_WITHOUT_SR.name())
+                .build();
+
+        tunnel = new DefaultTunnel(pid, ipTunnelEndPointSrc, ipTunnelEndPointDst, Tunnel.Type.MPLS,
+                                   new DefaultGroupId(0), TunnelId.valueOf("1"), TunnelName.tunnelName("T123"),
+                                   path, annotations);
+
+        // for updating tunnel tunnel should exist in db
+        PcepTunnelData pcepTunnelData = new PcepTunnelData(tunnel, path, RequestType.UPDATE);
+        pcepTunnelData.setPlspId(1);
+        StatefulIPv4LspIdentifiersTlv tlv = new StatefulIPv4LspIdentifiersTlv(0, (short) 1, (short) 2, 3, 4);
+        pcepTunnelData.setStatefulIpv4IndentifierTlv(tlv);
+        tunnelProvider.pcepTunnelApiMapper.addToTunnelIdMap(pcepTunnelData);
+
+        tunnelProvider.pcepTunnelApiMapper.handleCreateTunnelRequestQueue(1, pcepTunnelData);
+
+        tunnelProvider.updateTunnel(tunnel, path);
+        assertThat(tunnelProvider.pcepTunnelApiMapper, not(nullValue()));
+    }
+
     @After
     public void tearDown() throws IOException {
         tunnelProvider.deactivate();
diff --git a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/TunnelServiceAdapter.java b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/TunnelServiceAdapter.java
index 10be5f5..8e31508 100644
--- a/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/TunnelServiceAdapter.java
+++ b/providers/pcep/tunnel/src/test/java/org/onosproject/provider/pcep/tunnel/impl/TunnelServiceAdapter.java
@@ -94,17 +94,17 @@
 
     @Override
     public Collection<TunnelSubscription> queryTunnelSubscription(ApplicationId consumerId) {
-        return null;
+        return Collections.emptySet();
     }
 
     @Override
     public Collection<Tunnel> queryTunnel(Tunnel.Type type) {
-        return null;
+        return Collections.emptySet();
     }
 
     @Override
     public Collection<Tunnel> queryTunnel(TunnelEndPoint src, TunnelEndPoint dst) {
-        return null;
+        return Collections.emptySet();
     }
 
     @Override