diff --git a/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpPrefixIPv4LSNlriVer4.java b/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpPrefixIPv4LSNlriVer4.java
new file mode 100644
index 0000000..5610696
--- /dev/null
+++ b/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/linkstate/BgpPrefixIPv4LSNlriVer4.java
@@ -0,0 +1,205 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.bgpio.protocol.linkstate;
+
+import java.util.LinkedList;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.onosproject.bgpio.exceptions.BgpParseException;
+import org.onosproject.bgpio.protocol.BgpPrefixLSNlri;
+import org.onosproject.bgpio.protocol.NlriType;
+import org.onosproject.bgpio.protocol.linkstate.BgpNodeLSNlriVer4.ProtocolType;
+import org.onosproject.bgpio.types.BgpValueType;
+import org.onosproject.bgpio.types.RouteDistinguisher;
+import org.onosproject.bgpio.util.Constants;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.common.base.MoreObjects;
+
+/**
+ * Implementation of Prefix IPV4 LS NLRI.
+ */
+public class BgpPrefixIPv4LSNlriVer4 implements BgpPrefixLSNlri {
+
+    /*
+     * REFERENCE : draft-ietf-idr-ls-distribution-11
+     *       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
+         +-+-+-+-+-+-+-+-+
+         |  Protocol-ID  |
+         +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+         |                           Identifier                          |
+         |                            (64 bits)                          |
+         +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+         //              Local Node Descriptor (variable)               //
+         +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+         //                Prefix Descriptors (variable)                //
+         +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+
+                Figure : The IPv4/IPv6 Topology Prefix NLRI format
+     */
+
+    protected static final Logger log = LoggerFactory.getLogger(BgpPrefixIPv4LSNlriVer4.class);
+
+    public static final int PREFIX_IPV4_NLRITYPE = 3;
+    public static final int IDENTIFIER_LENGTH = 16;
+    private long identifier;
+    private byte protocolId;
+    private RouteDistinguisher routeDistinguisher;
+    private boolean isVpn;
+    private BgpPrefixLSIdentifier bgpPrefixLSIdentifier;
+
+    /**
+     * Resets parameters.
+     */
+    public BgpPrefixIPv4LSNlriVer4() {
+        this.identifier = 0;
+        this.protocolId = 0;
+        this.bgpPrefixLSIdentifier = null;
+        this.routeDistinguisher = null;
+        this.isVpn = false;
+    }
+
+    /**
+     * Constructor to initialize parameters for BGP PrefixLSNlri.
+     *
+     * @param identifier field in BGP PrefixLSNlri
+     * @param protocolId protocol Id
+     * @param bgpPrefixLSIdentifier prefix LS Identifier
+     * @param routeDistinguisher RouteDistinguisher
+     * @param isVpn vpn availability in message
+     */
+    public BgpPrefixIPv4LSNlriVer4(long identifier, byte protocolId, BgpPrefixLSIdentifier bgpPrefixLSIdentifier,
+                                   RouteDistinguisher routeDistinguisher, boolean isVpn) {
+        this.identifier = identifier;
+        this.protocolId = protocolId;
+        this.bgpPrefixLSIdentifier = bgpPrefixLSIdentifier;
+        this.routeDistinguisher = routeDistinguisher;
+        this.isVpn = isVpn;
+    }
+
+    /**
+     * Reads from channelBuffer and parses Prefix LS Nlri.
+     *
+     * @param cb ChannelBuffer
+     * @param afi Address family identifier
+     * @param safi Subsequent address family identifier
+     * @return object of BGPPrefixIPv4LSNlriVer4
+     * @throws BgpParseException while parsing Prefix LS Nlri
+     */
+    public static BgpPrefixIPv4LSNlriVer4 read(ChannelBuffer cb, short afi, byte safi) throws BgpParseException {
+
+        boolean isVpn = false;
+        RouteDistinguisher routeDistinguisher = null;
+        if ((afi == Constants.AFI_VALUE) && (safi == Constants.VPN_SAFI_VALUE)) {
+            routeDistinguisher = new RouteDistinguisher();
+            routeDistinguisher = RouteDistinguisher.read(cb);
+            isVpn = true;
+        } else {
+            isVpn = false;
+        }
+        byte protocolId = cb.readByte();
+        long identifier = cb.readLong();
+
+        BgpPrefixLSIdentifier bgpPrefixLSIdentifier = new BgpPrefixLSIdentifier();
+        bgpPrefixLSIdentifier = BgpPrefixLSIdentifier.parsePrefixIdendifier(cb, protocolId);
+        return new BgpPrefixIPv4LSNlriVer4(identifier, protocolId, bgpPrefixLSIdentifier, routeDistinguisher, isVpn);
+    }
+
+    @Override
+    public NlriType getNlriType() {
+        return NlriType.PREFIX_IPV4;
+    }
+
+    @Override
+    public NodeDescriptors getLocalNodeDescriptors() {
+        return this.bgpPrefixLSIdentifier.getLocalNodeDescriptors();
+    }
+
+    @Override
+    public long getIdentifier() {
+        return this.identifier;
+    }
+
+    /**
+     * Set the prefix LS identifier.
+     *
+     * @param bgpPrefixLSIdentifier prefix identifier to set
+     */
+    public void setPrefixLSIdentifier(BgpPrefixLSIdentifier bgpPrefixLSIdentifier) {
+        this.bgpPrefixLSIdentifier = bgpPrefixLSIdentifier;
+    }
+
+    @Override
+    public ProtocolType getProtocolId() throws BgpParseException {
+        switch (protocolId) {
+        case Constants.ISIS_LEVELONE:
+            return ProtocolType.ISIS_LEVEL_ONE;
+        case Constants.ISIS_LEVELTWO:
+            return ProtocolType.ISIS_LEVEL_TWO;
+        case Constants.OSPFV2:
+            return ProtocolType.OSPF_V2;
+        case Constants.DIRECT:
+            return ProtocolType.DIRECT;
+        case Constants.STATIC_CONFIGURATION:
+            return ProtocolType.STATIC_CONFIGURATION;
+        case Constants.OSPFV3:
+            return ProtocolType.OSPF_V3;
+        default:
+            throw new BgpParseException("protocol id not valid");
+        }
+    }
+
+    /**
+     * Returns whether VPN is present or not.
+     *
+     * @return whether VPN is present or not
+     */
+    public boolean isVpnPresent() {
+        return this.isVpn;
+    }
+
+    /**
+     * Returns Prefix Identifier.
+     *
+     * @return Prefix Identifier
+     */
+    public BgpPrefixLSIdentifier getPrefixIdentifier() {
+        return this.bgpPrefixLSIdentifier;
+    }
+
+    @Override
+    public RouteDistinguisher getRouteDistinguisher() {
+        return this.routeDistinguisher;
+    }
+
+    @Override
+    public LinkedList<BgpValueType> getPrefixdescriptor() {
+        return this.bgpPrefixLSIdentifier.getPrefixdescriptor();
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .omitNullValues()
+                .add("protocolId", protocolId)
+                .add("identifier", identifier)
+                .add("RouteDistinguisher ", routeDistinguisher)
+                .add("bgpPrefixLSIdentifier", bgpPrefixLSIdentifier)
+                .toString();
+    }
+}