[GEANT] Adaptation to BgpSpeakerVlan feature.

Change-Id: I997bf31778ff41037eab457b338760dc6fdd1582
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3.java
index 8211b68..c28e894 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2015 Open Networking Laboratory
+ * 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.
@@ -21,23 +21,14 @@
 import org.apache.felix.scr.annotations.Deactivate;
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.onlab.packet.Ethernet;
 import org.onosproject.app.ApplicationService;
 import org.onosproject.core.ApplicationId;
 import org.onosproject.core.CoreService;
 import org.onosproject.incubator.component.ComponentService;
 import org.onosproject.incubator.net.intf.InterfaceService;
-import org.onosproject.net.config.NetworkConfigService;
-import org.onosproject.net.edge.EdgePortService;
-import org.onosproject.net.host.HostService;
-import org.onosproject.net.packet.InboundPacket;
-import org.onosproject.net.packet.PacketContext;
-import org.onosproject.net.packet.PacketProcessor;
 import org.onosproject.net.packet.PacketService;
 import org.onosproject.routing.IntentSynchronizationAdminService;
 import org.onosproject.routing.IntentSynchronizationService;
-import org.onosproject.routing.RoutingService;
-import org.onosproject.routing.config.BgpConfig;
 import org.slf4j.Logger;
 
 import java.util.ArrayList;
@@ -49,7 +40,7 @@
  * Component for the SDX-L3 application.
  */
 @Component(immediate = true)
-public class SdxL3  {
+public class SdxL3 {
 
     public static final String SDX_L3_APP = "org.onosproject.sdxl3";
 
@@ -62,9 +53,6 @@
     protected ApplicationService applicationService;
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected NetworkConfigService networkConfigService;
-
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected InterfaceService interfaceService;
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
@@ -79,16 +67,6 @@
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     protected PacketService packetService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected EdgePortService edgeService;
-
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected HostService hostService;
-
-    protected SdxL3ArpHandler arpHandler = null;
-
-    private InternalPacketProcessor processor = null;
-
     private ApplicationId appId;
 
     private static List<String> components = new ArrayList<>();
@@ -96,57 +74,23 @@
         components.add("org.onosproject.routing.bgp.BgpSessionManager");
         components.add("org.onosproject.routing.impl.Router");
         components.add(org.onosproject.sdxl3.impl.SdxL3PeerManager.class.getName());
-        components.add(org.onosproject.sdxl3.SdxL3Fib.class.getName());
+        components.add(SdxL3Fib.class.getName());
+        components.add(SdxL3ArpHandler.class.getName());
     }
 
     @Activate
     protected void activate() {
         components.forEach(name -> componentService.activate(appId, name));
-
         appId = coreService.registerApplication(SDX_L3_APP);
-
-        ApplicationId routerAppId = coreService.getAppId(RoutingService.ROUTER_APP_ID);
-        BgpConfig bgpConfig =
-                networkConfigService.getConfig(routerAppId, RoutingService.CONFIG_CLASS);
-
-        arpHandler = new SdxL3ArpHandler(bgpConfig,
-                edgeService,
-                hostService,
-                packetService,
-                interfaceService);
-        processor = new InternalPacketProcessor();
-        packetService.addProcessor(processor, PacketProcessor.director(2));
-
         // TODO fix removing intents
         applicationService.registerDeactivateHook(appId,
                 intentSynchronizerAdmin::removeIntents);
-
         log.info("SDX-L3 started");
     }
 
     @Deactivate
     protected void deactivate() {
         components.forEach(name -> componentService.deactivate(appId, name));
-
-        packetService.removeProcessor(processor);
-
         log.info("SDX-L3 stopped");
     }
-
-    private class InternalPacketProcessor implements PacketProcessor {
-        @Override
-        public void process(PacketContext context) {
-
-            if (context.isHandled()) {
-                return;
-            }
-
-            InboundPacket pkt = context.inPacket();
-            Ethernet ethernet = pkt.parsed();
-            if (ethernet.getEtherType() == Ethernet.TYPE_ARP) {
-                arpHandler.processPacketIn(pkt);
-            }
-        }
-    }
-
 }
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3ArpHandler.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3ArpHandler.java
index a1643c3..64693ea 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3ArpHandler.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3ArpHandler.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 Open Networking Laboratory
+ * 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.
@@ -15,6 +15,11 @@
  */
 package org.onosproject.sdxl3;
 
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.onlab.packet.ARP;
 import org.onlab.packet.Ethernet;
 import org.onlab.packet.ICMP6;
@@ -27,39 +32,68 @@
 import org.onlab.packet.ndp.NeighborAdvertisement;
 import org.onlab.packet.ndp.NeighborDiscoveryOptions;
 import org.onlab.packet.ndp.NeighborSolicitation;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.CoreService;
 import org.onosproject.incubator.net.intf.Interface;
 import org.onosproject.incubator.net.intf.InterfaceService;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.Host;
+import org.onosproject.net.config.NetworkConfigService;
 import org.onosproject.net.edge.EdgePortService;
 import org.onosproject.net.flow.DefaultTrafficTreatment;
 import org.onosproject.net.flow.TrafficTreatment;
 import org.onosproject.net.host.HostService;
 import org.onosproject.net.packet.DefaultOutboundPacket;
 import org.onosproject.net.packet.InboundPacket;
+import org.onosproject.net.packet.PacketContext;
+import org.onosproject.net.packet.PacketProcessor;
 import org.onosproject.net.packet.PacketService;
+import org.onosproject.routing.RoutingService;
 import org.onosproject.routing.config.BgpConfig;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.nio.ByteBuffer;
 import java.util.Set;
 import java.util.stream.Collectors;
 
-import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkNotNull;
 import static org.onosproject.net.HostId.hostId;
 import static org.onosproject.security.AppGuard.checkPermission;
 import static org.onosproject.security.AppPermission.Type.PACKET_WRITE;
 
+/**
+ * Proxy-ARP functionality adapted to SDX-L3.
+ */
+@Component(immediate = true, enabled = false)
 public class SdxL3ArpHandler {
-
     private static final String REQUEST_NULL = "ARP or NDP request cannot be null.";
-    private static final String MSG_NOT_REQUEST = "Message is not an ARP or NDP request";
+
+    private Logger log = LoggerFactory.getLogger(getClass());
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected CoreService coreService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected InterfaceService interfaceService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected EdgePortService edgeService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected HostService hostService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected PacketService packetService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected NetworkConfigService networkConfigService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected SdxL3PeerService sdxL3PeerService;
 
     private BgpConfig bgpConfig;
-    private EdgePortService edgeService;
-    private HostService hostService;
-    private PacketService packetService;
-    private InterfaceService interfaceService;
+    private InternalPacketProcessor processor = null;
 
     private enum Protocol {
         ARP, NDP
@@ -69,20 +103,19 @@
         REQUEST, REPLY
     }
 
-    /**
-     * Creates an ArpHandler object.
-     *
-     */
-    public SdxL3ArpHandler(BgpConfig bgpConfig,
-                           EdgePortService edgeService,
-                           HostService hostService,
-                           PacketService packetService,
-                           InterfaceService interfaceService) {
-        this.bgpConfig = bgpConfig;
-        this.edgeService = edgeService;
-        this.hostService = hostService;
-        this.packetService = packetService;
-        this.interfaceService = interfaceService;
+    @Activate
+    public void activate() {
+        ApplicationId routerAppId = coreService.getAppId(RoutingService.ROUTER_APP_ID);
+        bgpConfig = networkConfigService.getConfig(routerAppId, RoutingService.CONFIG_CLASS);
+        processor = new InternalPacketProcessor();
+        packetService.addProcessor(processor, PacketProcessor.director(2));
+        log.info("Started");
+    }
+
+    @Deactivate
+    public void deactivate() {
+        packetService.removeProcessor(processor);
+        log.info("Stopped");
     }
 
     /**
@@ -90,7 +123,7 @@
      *
      * @param pkt incoming packet
      */
-    public void processPacketIn(InboundPacket pkt) {
+    protected void processPacketIn(InboundPacket pkt) {
         checkPermission(PACKET_WRITE);
 
         Ethernet eth = pkt.parsed();
@@ -99,7 +132,63 @@
         ConnectPoint inPort = pkt.receivedFrom();
         MessageContext context = createContext(eth, inPort);
         if (context != null) {
-            replyInternal(context);
+            if (context.type() == MessageType.REQUEST) {
+                handleRequest(context);
+            } else if (context.type() == MessageType.REPLY) {
+                handleReply(context);
+            }
+        }
+    }
+
+    /**
+     * Handles a reply message only in the case it concerns a reply from an
+     * internal speaker to external peer where VLAN translation is necessary.
+     *
+     * @param context reply message context to process
+     */
+    private void handleReply(MessageContext context) {
+        if (fromPeerToSpeaker(context)) {
+            translateVlanAndSendToSpeaker(context);
+        } else if (fromPeerToPeer(context)) {
+            translateVlanAndSendToPeer(context);
+        }
+    }
+
+    private boolean fromPeerToSpeaker(MessageContext context) {
+        return sdxL3PeerService != null &&
+                isPeerAddress(context.sender()) &&
+                !interfaceService.getInterfacesByIp(context.target()).isEmpty();
+    }
+
+    /**
+     * Makes the VLAN translation if necessary and sends the packet at the port
+     * configured for the speaker.
+     *
+     * @param context reply message context to process
+     */
+    private void translateVlanAndSendToSpeaker(MessageContext context) {
+        BgpConfig.BgpSpeakerConfig speaker =
+                bgpConfig.getSpeakerFromPeer(context.sender());
+        if (speaker != null) {
+            Interface peeringInterface = sdxL3PeerService.getInterfaceForPeer(context.sender());
+            if (context.vlan().equals(peeringInterface.vlan())) {
+                context.setVlan(speaker.vlan());
+                sendTo(context.packet(), speaker.connectPoint());
+            }
+        }
+    }
+
+    /**
+     * Makes the VLAN translation if necessary and sends the packet at the port
+     * configured for the peer.
+     *
+     * @param context reply message context to process
+     */
+    private void translateVlanAndSendToPeer(MessageContext context) {
+        Interface interfaceForPeer = sdxL3PeerService.getInterfaceForPeer(context.target());
+        if (interfaceForPeer != null) {
+            context.setVlan(interfaceForPeer.vlan());
+            sendTo(context.packet(), interfaceForPeer.connectPoint());
         }
     }
 
@@ -112,22 +201,19 @@
      *
      * @param context request message context to process
      */
-    private void replyInternal(MessageContext context) {
-        checkNotNull(context);
-        checkArgument(context.type() == MessageType.REQUEST, MSG_NOT_REQUEST);
-
+    private void handleRequest(MessageContext context) {
         if (hasIpAddress(context.inPort())) {
             // If the request came from outside the network, only reply if it was
             // for one of our external addresses.
 
             interfaceService.getInterfacesByPort(context.inPort())
                     .stream()
-                    .filter(intf -> intf.ipAddresses()
+                    .filter(intf -> intf.ipAddressesList()
                             .stream()
                             .anyMatch(ia -> ia.ipAddress().equals(context.target())))
                     .forEach(intf -> buildAndSendReply(context, intf.mac()));
 
-            if (!isPeerAddress(context.sender()) || !isPeerAddress(context.target())) {
+            if (!fromPeerToPeer(context)) {
                 // Only care about requests from/towards external BGP peers
                 return;
             }
@@ -139,6 +225,14 @@
         Host dst = null;
         Host src = hostService.getHost(hostId(context.srcMac(), context.vlan()));
 
+        // If the request concerns an external BGP peer address and an internal
+        // BGP speaker or is between external BGP peers, VLAN translation may be
+        // necessary on the ARP request.
+        if (fromSpeakerToPeer(context) || fromPeerToPeer(context)) {
+            translateVlanAndSendToPeer(context);
+            return;
+        }
+
         for (Host host : hosts) {
             if (host.vlan().equals(context.vlan())) {
                 dst = host;
@@ -189,6 +283,31 @@
         flood(context.packet(), context.inPort());
     }
 
+    private boolean fromPeerToPeer(MessageContext context) {
+        return isPeerAddress(context.sender()) && isPeerAddress(context.target());
+    }
+
+    private boolean fromSpeakerToPeer(MessageContext context) {
+        return sdxL3PeerService != null &&
+                isPeerAddress(context.target()) &&
+                !interfaceService.getInterfacesByIp(context.sender()).isEmpty();
+    }
+
+    /**
+     * Makes the VLAN translation if necessary on the packet.
+     *
+     * @param context request message context to process
+     */
+    private VlanId getDestinationPeerVlan(MessageContext context) {
+        return sdxL3PeerService.getInterfaceForPeer(context.target()).vlan();
+    }
+
+    /**
+     * Controls whether an IP address is configured for an external peer.
+     *
+     * @param ip the examined IP address
+     * @return result of the control
+     */
     private boolean isPeerAddress(IpAddress ip) {
         return bgpConfig.bgpSpeakers()
                 .stream()
@@ -199,7 +318,7 @@
     private Set<Interface> filterVlanInterfacesNoIp(Set<Interface> vlanInterfaces) {
         return vlanInterfaces
                 .stream()
-                .filter(intf -> intf.ipAddresses().isEmpty())
+                .filter(intf -> intf.ipAddressesList().isEmpty())
                 .collect(Collectors.toSet());
     }
 
@@ -215,7 +334,8 @@
         Set<Interface> vlanInterfaces = interfaceService.getInterfacesByVlan(vlanId);
         return interfaceService.getInterfacesByVlan(vlanId)
                 .stream()
-                .anyMatch(intf -> intf.connectPoint().equals(connectPoint) && intf.ipAddresses().isEmpty())
+                .anyMatch(intf -> intf.connectPoint().equals(connectPoint) &&
+                        intf.ipAddressesList().isEmpty())
                 && vlanInterfaces.size() > 1;
     }
 
@@ -281,7 +401,7 @@
     private boolean hasIpAddress(ConnectPoint connectPoint) {
         return interfaceService.getInterfacesByPort(connectPoint)
                 .stream()
-                .flatMap(intf -> intf.ipAddresses().stream())
+                .flatMap(intf -> intf.ipAddressesList().stream())
                 .findAny()
                 .isPresent();
     }
@@ -302,7 +422,7 @@
     }
 
     /**
-     * Flood the arp request at all edges on a specifc VLAN.
+     * Floods the arp request at all edges on a specifc VLAN.
      *
      * @param request the arp request
      * @param dsts the destination interfaces
@@ -457,7 +577,7 @@
         ICMP6 icmpv6 = (ICMP6) ipv6.getPayload();
 
         IpAddress sender = Ip6Address.valueOf(ipv6.getSourceAddress());
-        IpAddress target = null;
+        IpAddress target = Ip6Address.valueOf(ipv6.getDestinationAddress());
 
         MessageType type;
         if (icmpv6.getIcmpType() == ICMP6.NEIGHBOR_SOLICITATION) {
@@ -530,6 +650,26 @@
         public IpAddress sender() {
             return sender;
         }
+
+        public void setVlan(VlanId vlanId) {
+            this.eth.setVlanID(vlanId.toShort());
+        }
+    }
+
+    private class InternalPacketProcessor implements PacketProcessor {
+        @Override
+        public void process(PacketContext context) {
+
+            if (context.isHandled()) {
+                return;
+            }
+
+            InboundPacket pkt = context.inPacket();
+            Ethernet ethernet = pkt.parsed();
+            if (ethernet.getEtherType() == Ethernet.TYPE_ARP) {
+                processPacketIn(pkt);
+            }
+        }
     }
 
 }
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3Fib.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3Fib.java
index 9cd228d..2a64240 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3Fib.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3Fib.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2015 Open Networking Laboratory
+ * 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.
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3PeerService.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3PeerService.java
index c0a7a77..9b8e2d2 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3PeerService.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/SdxL3PeerService.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 Open Networking Laboratory
+ * 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.
@@ -20,7 +20,7 @@
 import org.onosproject.incubator.net.intf.Interface;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.routing.config.BgpConfig;
-import org.onosproject.sdxl3.config.SdxProvidersConfig;
+import org.onosproject.sdxl3.config.SdxParticipantsConfig;
 
 import java.util.List;
 
@@ -29,8 +29,8 @@
  */
 public interface SdxL3PeerService {
 
-    Class<SdxProvidersConfig> CONFIG_CLASS = SdxProvidersConfig.class;
-    String CONFIG_KEY = "providers";
+    Class<SdxParticipantsConfig> CONFIG_CLASS = SdxParticipantsConfig.class;
+    String CONFIG_KEY = "participants";
 
     /**
      * Returns the list of IP addresses of BGP peers.
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/AddPeerDetailsCommand.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/AddPeerDetailsCommand.java
index acc4579..dae6b49 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/AddPeerDetailsCommand.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/AddPeerDetailsCommand.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 Open Networking Laboratory
+ * 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.
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/BgpPeersListCommand.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/BgpPeersListCommand.java
index 2e22bed..b50c2e2 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/BgpPeersListCommand.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/BgpPeersListCommand.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2015 Open Networking Laboratory
+ * 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.
@@ -27,7 +27,7 @@
 import org.onosproject.routing.config.BgpConfig;
 import org.onosproject.sdxl3.SdxL3;
 import org.onosproject.sdxl3.SdxL3PeerService;
-import org.onosproject.sdxl3.config.SdxProvidersConfig;
+import org.onosproject.sdxl3.config.SdxParticipantsConfig;
 
 import java.util.Comparator;
 import java.util.List;
@@ -46,7 +46,7 @@
     private static final String NAME_FORMAT = "%s: " + DETAILS_FORMAT;
     public static final String NO_PEERS = "No peers configured";
 
-    private static final Comparator<SdxProvidersConfig.PeerConfig> PEER_COMPARATOR =
+    private static final Comparator<SdxParticipantsConfig.PeerConfig> PEER_COMPARATOR =
             Comparator.comparing(p -> p.ip());
     public static final String EMPTY = "";
 
@@ -60,8 +60,8 @@
         BgpConfig bgpConfig = configService.getConfig(routerAppId, RoutingService.CONFIG_CLASS);
 
         ApplicationId sdxL3AppId = coreService.getAppId(SdxL3.SDX_L3_APP);
-        SdxProvidersConfig peersConfig = configService.
-                getConfig(sdxL3AppId, SdxProvidersConfig.class);
+        SdxParticipantsConfig peersConfig = configService.
+                getConfig(sdxL3AppId, SdxParticipantsConfig.class);
 
         if (bgpConfig == null && peersConfig == null) {
             print(NO_PEERS);
@@ -74,7 +74,7 @@
             peeringAddresses = peerService.getPeerAddresses(bgpConfig);
         }
 
-        List<SdxProvidersConfig.PeerConfig> bgpPeers =
+        List<SdxParticipantsConfig.PeerConfig> bgpPeers =
                 Lists.newArrayList();
         if (peersConfig != null) {
             // Get all peers having details specified
@@ -103,15 +103,15 @@
         });
     }
 
-    private List<SdxProvidersConfig.PeerConfig> mergePeers(
+    private List<SdxParticipantsConfig.PeerConfig> mergePeers(
                 List<IpAddress> peeringAddresses,
-                List<SdxProvidersConfig.PeerConfig> bgpPeers) {
+                List<SdxParticipantsConfig.PeerConfig> bgpPeers) {
         peeringAddresses.forEach(a -> {
             boolean exists = bgpPeers.stream()
                     .filter(p -> p.ip().equals(a))
                     .findAny().isPresent();
             if (!exists) {
-                bgpPeers.add(new SdxProvidersConfig
+                bgpPeers.add(new SdxParticipantsConfig
                         .PeerConfig(Optional.<String>empty(), a, null, EMPTY));
             }
         });
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/RemovePeerDetailsCommand.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/RemovePeerDetailsCommand.java
index 8eee2ba..a8e1bb9 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/RemovePeerDetailsCommand.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/RemovePeerDetailsCommand.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 Open Networking Laboratory
+ * 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.
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/package-info.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/package-info.java
index a5216de..0aa9aed 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/package-info.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/cli/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2015 Open Networking Laboratory
+ * 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.
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/config/SdxProvidersConfig.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/config/SdxParticipantsConfig.java
similarity index 98%
rename from sdx-l3/src/main/java/org/onosproject/sdxl3/config/SdxProvidersConfig.java
rename to sdx-l3/src/main/java/org/onosproject/sdxl3/config/SdxParticipantsConfig.java
index 8206fda..6d3dfce 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/config/SdxProvidersConfig.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/config/SdxParticipantsConfig.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2015 Open Networking Laboratory
+ * 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.
@@ -36,7 +36,7 @@
  * Configuration for the Service Providers being connected to the
  * software defined internet exchange point.
  */
-public class SdxProvidersConfig extends Config<ApplicationId> {
+public class SdxParticipantsConfig extends Config<ApplicationId> {
 
     public static final String PEERS = "bgpPeers";
     public static final String NAME = "name";
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/config/package-info.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/config/package-info.java
index ebcfa19..14c6552 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/config/package-info.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/config/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2015 Open Networking Laboratory
+ * 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.
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/impl/SdxL3PeerManager.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/impl/SdxL3PeerManager.java
index dfa68ba..e9105a3 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/impl/SdxL3PeerManager.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/impl/SdxL3PeerManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 Open Networking Laboratory
+ * 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.
@@ -29,6 +29,7 @@
 import org.onlab.packet.IpAddress;
 import org.onlab.packet.IpPrefix;
 import org.onlab.packet.TpPort;
+import org.onlab.packet.VlanId;
 import org.onlab.util.ItemNotFoundException;
 import org.onosproject.core.ApplicationId;
 import org.onosproject.core.CoreService;
@@ -54,7 +55,7 @@
 import org.onosproject.routing.config.BgpConfig;
 import org.onosproject.sdxl3.SdxL3;
 import org.onosproject.sdxl3.SdxL3PeerService;
-import org.onosproject.sdxl3.config.SdxProvidersConfig;
+import org.onosproject.sdxl3.config.SdxParticipantsConfig;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -103,8 +104,8 @@
             new ConfigFactory(SubjectFactories.APP_SUBJECT_FACTORY,
                               CONFIG_CLASS, CONFIG_KEY) {
                 @Override
-                public SdxProvidersConfig createConfig() {
-                    return new SdxProvidersConfig();
+                public SdxParticipantsConfig createConfig() {
+                    return new SdxParticipantsConfig();
                 }
             };
 
@@ -146,7 +147,10 @@
      * @param interfaceName Name of the interface configured on port
      */
     @Override
-    public void addPeerDetails(String peerName, IpAddress peerAddress, ConnectPoint port, String interfaceName) {
+    public void addPeerDetails(String peerName,
+                               IpAddress peerAddress,
+                               ConnectPoint port,
+                               String interfaceName) {
 
         BgpConfig bgpConfig = getBgpConfig();
         if (bgpConfig == null) {
@@ -178,15 +182,15 @@
             }
         }
 
-        SdxProvidersConfig peersConfig =
-                configService.addConfig(sdxAppId, SdxProvidersConfig.class);
+        SdxParticipantsConfig peersConfig =
+                configService.addConfig(sdxAppId, SdxParticipantsConfig.class);
         if (peerName != null && peerNameExists(peersConfig, peerName)) {
             throw new IllegalArgumentException("Peer name in use");
         }
 
         addPeerToConf(peersConfig, peerName, peerAddress, port, interfaceName);
         configService.
-                applyConfig(sdxAppId, SdxProvidersConfig.class, peersConfig.node());
+                applyConfig(sdxAppId, SdxParticipantsConfig.class, peersConfig.node());
     }
 
     /**
@@ -201,8 +205,8 @@
             throw new ItemNotFoundException("BGP configuration not found");
         }
 
-        SdxProvidersConfig peersConfig =
-                configService.addConfig(sdxAppId, SdxProvidersConfig.class);
+        SdxParticipantsConfig peersConfig =
+                configService.addConfig(sdxAppId, SdxParticipantsConfig.class);
 
         if (peersConfig.getPeerForIp(peerAddress) == null) {
             throw new ItemNotFoundException("Peer details not found");
@@ -210,7 +214,7 @@
 
         removePeerFromConf(peersConfig, peerAddress);
         configService.applyConfig(sdxAppId,
-                                  SdxProvidersConfig.class,
+                                  SdxParticipantsConfig.class,
                                   peersConfig.node());
     }
 
@@ -244,7 +248,7 @@
     }
 
     private boolean interfaceSubnetIncludesIp(Interface peerInterface, IpAddress peerAddress) {
-        if (peerInterface.ipAddresses().stream()
+        if (peerInterface.ipAddressesList().stream()
                 .anyMatch(intfIp -> intfIp.subnetAddress().
                         contains(peerAddress))) {
             // Interface configured subnet not including peer address
@@ -253,7 +257,7 @@
         return false;
     }
 
-    private boolean peerNameExists(SdxProvidersConfig config, String peerName) {
+    private boolean peerNameExists(SdxParticipantsConfig config, String peerName) {
         if (config.getPeerForName(Optional.of(peerName)) == null) {
             return false;
         }
@@ -265,11 +269,11 @@
      *
      * @param peersConfig the BGP peers configuration
      */
-    private void addPeerToConf(SdxProvidersConfig peersConfig, String peerName,
+    private void addPeerToConf(SdxParticipantsConfig peersConfig, String peerName,
                                IpAddress peerAddress, ConnectPoint port,
                                String interfaceName) {
         log.debug("Adding peer with IP to configuration: {}", peerAddress);
-        SdxProvidersConfig.PeerConfig peer = new SdxProvidersConfig.
+        SdxParticipantsConfig.PeerConfig peer = new SdxParticipantsConfig.
                 PeerConfig(Optional.ofNullable(peerName), peerAddress,
                            port, interfaceName);
 
@@ -281,7 +285,7 @@
      *
      * @param peersConfig the BGP peeers configuration
      */
-    private void removePeerFromConf(SdxProvidersConfig peersConfig,
+    private void removePeerFromConf(SdxParticipantsConfig peersConfig,
                                     IpAddress peerAddress) {
         log.debug("Removing peer details from configuration: {}",
                   peerAddress.toString());
@@ -311,7 +315,7 @@
             return null;
         }
 
-        SdxProvidersConfig config = configService.getConfig(sdxAppId, SdxProvidersConfig.class);
+        SdxParticipantsConfig config = configService.getConfig(sdxAppId, SdxParticipantsConfig.class);
         if (config == null) {
             return null;
         }
@@ -395,6 +399,9 @@
     private Collection<PointToPointIntent> buildSpeakerIntents(BgpConfig.BgpSpeakerConfig speaker) {
         List<PointToPointIntent> intents = new ArrayList<>();
 
+        // Get the BGP Speaker VLAN Id
+        VlanId bgpSpeakerVlanId = speaker.vlan();
+
         for (IpAddress peerAddress : speaker.peers()) {
             Interface peeringInterface = getInterfaceForPeer(peerAddress);
 
@@ -404,18 +411,23 @@
                 continue;
             }
 
-            IpAddress peeringAddress = null;
-            for (InterfaceIpAddress address : peeringInterface.ipAddresses()) {
+            IpAddress bgpSpeakerAddress = null;
+            for (InterfaceIpAddress address : peeringInterface.ipAddressesList()) {
                 if (address.subnetAddress().contains(peerAddress)) {
-                    peeringAddress = address.ipAddress();
+                    bgpSpeakerAddress = address.ipAddress();
                     break;
                 }
             }
 
-            checkNotNull(peeringAddress);
+            checkNotNull(bgpSpeakerAddress);
 
-            intents.addAll(buildIntents(speaker.connectPoint(), peeringAddress,
-                    peeringInterface.connectPoint(), peerAddress));
+            VlanId peerVlanId = peeringInterface.vlan();
+
+            intents.addAll(buildIntents(speaker.connectPoint(), bgpSpeakerVlanId,
+                                        bgpSpeakerAddress,
+                                        peeringInterface.connectPoint(),
+                                        peerVlanId,
+                                        peerAddress));
         }
 
         return intents;
@@ -426,19 +438,24 @@
      * IP addresses.
      *
      * @param portOne the first connect point
+     * @param vlanOne the ingress VLAN
      * @param ipOne the first IP address
      * @param portTwo the second connect point
+     * @param vlanTwo the egress VLAN
      * @param ipTwo the second IP address
      * @return the intents to install
      */
     private Collection<PointToPointIntent> buildIntents(ConnectPoint portOne,
+                                                        VlanId vlanOne,
                                                         IpAddress ipOne,
                                                         ConnectPoint portTwo,
+                                                        VlanId vlanTwo,
                                                         IpAddress ipTwo) {
 
         List<PointToPointIntent> intents = new ArrayList<>();
 
-        TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment();
+        TrafficTreatment.Builder treatmentToPeer = DefaultTrafficTreatment.builder();
+        TrafficTreatment.Builder treatmentToSpeaker = DefaultTrafficTreatment.builder();
         TrafficSelector selector;
         Key key;
 
@@ -453,8 +470,14 @@
             icmpProtocol = IPv6.PROTOCOL_ICMP6;
         }
 
-        // Path from BGP speaker to BGP peer matching destination TCP connectPoint 179
+        // Add treatment for VLAN for traffic going from BGP speaker to BGP peer
+        if (!vlanTwo.equals(VlanId.NONE)) {
+            treatmentToPeer.setVlanId(vlanTwo);
+        }
+
+        // Path from BGP speaker to BGP peer matching destination TCP port 179
         selector = buildSelector(tcpProtocol,
+                vlanOne,
                 ipOne,
                 ipTwo,
                 null,
@@ -466,14 +489,15 @@
                 .appId(sdxAppId)
                 .key(key)
                 .selector(selector)
-                .treatment(treatment)
+                .treatment(treatmentToPeer.build())
                 .ingressPoint(portOne)
                 .egressPoint(portTwo)
                 .priority(PRIORITY_OFFSET)
                 .build());
 
-        // Path from BGP speaker to BGP peer matching source TCP connectPoint 179
+        // Path from BGP speaker to BGP peer matching source TCP port 179
         selector = buildSelector(tcpProtocol,
+                vlanOne,
                 ipOne,
                 ipTwo,
                 BGP_PORT,
@@ -485,52 +509,15 @@
                 .appId(sdxAppId)
                 .key(key)
                 .selector(selector)
-                .treatment(treatment)
+                .treatment(treatmentToPeer.build())
                 .ingressPoint(portOne)
                 .egressPoint(portTwo)
                 .priority(PRIORITY_OFFSET)
                 .build());
 
-        // Path from BGP peer to BGP speaker matching destination TCP connectPoint 179
-        selector = buildSelector(tcpProtocol,
-                ipTwo,
-                ipOne,
-                null,
-                BGP_PORT);
-
-        key = buildKey(ipTwo, ipOne, SUFFIX_DST);
-
-        intents.add(PointToPointIntent.builder()
-                .appId(sdxAppId)
-                .key(key)
-                .selector(selector)
-                .treatment(treatment)
-                .ingressPoint(portTwo)
-                .egressPoint(portOne)
-                .priority(PRIORITY_OFFSET)
-                .build());
-
-        // Path from BGP peer to BGP speaker matching source TCP connectPoint 179
-        selector = buildSelector(tcpProtocol,
-                ipTwo,
-                ipOne,
-                BGP_PORT,
-                null);
-
-        key = buildKey(ipTwo, ipOne, SUFFIX_SRC);
-
-        intents.add(PointToPointIntent.builder()
-                .appId(sdxAppId)
-                .key(key)
-                .selector(selector)
-                .treatment(treatment)
-                .ingressPoint(portTwo)
-                .egressPoint(portOne)
-                .priority(PRIORITY_OFFSET)
-                .build());
-
         // ICMP path from BGP speaker to BGP peer
         selector = buildSelector(icmpProtocol,
+                vlanOne,
                 ipOne,
                 ipTwo,
                 null,
@@ -542,14 +529,60 @@
                 .appId(sdxAppId)
                 .key(key)
                 .selector(selector)
-                .treatment(treatment)
+                .treatment(treatmentToPeer.build())
                 .ingressPoint(portOne)
                 .egressPoint(portTwo)
                 .priority(PRIORITY_OFFSET)
                 .build());
 
+        // Add treatment for VLAN for traffic going from BGP peer to BGP speaker
+        if (!vlanOne.equals(VlanId.NONE)) {
+            treatmentToSpeaker.setVlanId(vlanOne);
+        }
+
+        // Path from BGP peer to BGP speaker matching destination TCP port 179
+        selector = buildSelector(tcpProtocol,
+                vlanTwo,
+                ipTwo,
+                ipOne,
+                null,
+                BGP_PORT);
+
+        key = buildKey(ipTwo, ipOne, SUFFIX_DST);
+
+        intents.add(PointToPointIntent.builder()
+                .appId(sdxAppId)
+                .key(key)
+                .selector(selector)
+                .treatment(treatmentToSpeaker.build())
+                .ingressPoint(portTwo)
+                .egressPoint(portOne)
+                .priority(PRIORITY_OFFSET)
+                .build());
+
+        // Path from BGP peer to BGP speaker matching source TCP port 179
+        selector = buildSelector(tcpProtocol,
+                vlanTwo,
+                ipTwo,
+                ipOne,
+                BGP_PORT,
+                null);
+
+        key = buildKey(ipTwo, ipOne, SUFFIX_SRC);
+
+        intents.add(PointToPointIntent.builder()
+                .appId(sdxAppId)
+                .key(key)
+                .selector(selector)
+                .treatment(treatmentToSpeaker.build())
+                .ingressPoint(portTwo)
+                .egressPoint(portOne)
+                .priority(PRIORITY_OFFSET)
+                .build());
+
         // ICMP path from BGP peer to BGP speaker
         selector = buildSelector(icmpProtocol,
+                vlanTwo,
                 ipTwo,
                 ipOne,
                 null,
@@ -561,7 +594,7 @@
                 .appId(sdxAppId)
                 .key(key)
                 .selector(selector)
-                .treatment(treatment)
+                .treatment(treatmentToSpeaker.build())
                 .ingressPoint(portTwo)
                 .egressPoint(portOne)
                 .priority(PRIORITY_OFFSET)
@@ -574,16 +607,23 @@
      * Builds a traffic selector based on the set of input parameters.
      *
      * @param ipProto IP protocol
+     * @param ingressVlanId VLAN Id configured on the ingress interface
      * @param srcIp source IP address
      * @param dstIp destination IP address
-     * @param srcTcpPort source TCP connectPoint, or null if shouldn't be set
-     * @param dstTcpPort destination TCP connectPoint, or null if shouldn't be set
+     * @param srcTcpPort source TCP port, or null if shouldn't be set
+     * @param dstTcpPort destination TCP port, or null if shouldn't be set
      * @return the new traffic selector
      */
-    private TrafficSelector buildSelector(byte ipProto, IpAddress srcIp,
+    private TrafficSelector buildSelector(byte ipProto,
+                                          VlanId ingressVlanId,
+                                          IpAddress srcIp,
                                           IpAddress dstIp, Short srcTcpPort,
                                           Short dstTcpPort) {
         TrafficSelector.Builder builder = DefaultTrafficSelector.builder().matchIPProtocol(ipProto);
+        // Match on any VLAN Id if a VLAN Id configured on the ingress interface
+        if (!ingressVlanId.equals(VlanId.NONE)) {
+            builder.matchVlanId(VlanId.ANY);
+        }
 
         if (dstIp.isIp4()) {
             builder.matchEthType(Ethernet.TYPE_IPV4)
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/impl/package-info.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/impl/package-info.java
index d172822..81773cb 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/impl/package-info.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/impl/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 Open Networking Laboratory
+ * 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.
diff --git a/sdx-l3/src/main/java/org/onosproject/sdxl3/package-info.java b/sdx-l3/src/main/java/org/onosproject/sdxl3/package-info.java
index eb7b599..6869796 100644
--- a/sdx-l3/src/main/java/org/onosproject/sdxl3/package-info.java
+++ b/sdx-l3/src/main/java/org/onosproject/sdxl3/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2015 Open Networking Laboratory
+ * 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.
diff --git a/sdx-l3/src/main/resources/OSGI-INF/blueprint/shell-config.xml b/sdx-l3/src/main/resources/OSGI-INF/blueprint/shell-config.xml
index 237a9dc..6c3a84d 100644
--- a/sdx-l3/src/main/resources/OSGI-INF/blueprint/shell-config.xml
+++ b/sdx-l3/src/main/resources/OSGI-INF/blueprint/shell-config.xml
@@ -1,5 +1,5 @@
 <!--
-  ~ Copyright 2014-2015 Open Networking Laboratory
+  ~ 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.
diff --git a/sdx-l3/src/main/resources/config-examples/network-cfg.json b/sdx-l3/src/main/resources/config-examples/network-cfg.json
index 7100e7a..31fde3f 100644
--- a/sdx-l3/src/main/resources/config-examples/network-cfg.json
+++ b/sdx-l3/src/main/resources/config-examples/network-cfg.json
@@ -50,7 +50,7 @@
   },
   "apps" : {
     "org.onosproject.sdxl3": {
-      "providers": {
+      "participants": {
         "bgpPeers": [
           {
             "name": "AS1-Router1",
diff --git a/sdx-l3/src/main/resources/config-examples/route-server_network-cfg.json b/sdx-l3/src/main/resources/config-examples/route-server_network-cfg.json
index 1bdc232..e4df2f8 100644
--- a/sdx-l3/src/main/resources/config-examples/route-server_network-cfg.json
+++ b/sdx-l3/src/main/resources/config-examples/route-server_network-cfg.json
@@ -21,7 +21,7 @@
   },
   "apps" : {
     "org.onosproject.sdxl3" : {
-      "providers" : {
+      "participants" : {
         "bgpPeers": [
           {
             "name": "AS65001-R1",