diff --git a/apps/mcast/impl/BUCK b/apps/mcast/impl/BUCK
new file mode 100644
index 0000000..c3d67ff
--- /dev/null
+++ b/apps/mcast/impl/BUCK
@@ -0,0 +1,16 @@
+COMPILE_DEPS = [
+    '//lib:CORE_DEPS',
+    '//lib:KRYO',
+    '//core/store/serializers:onos-core-serializers',
+    '//apps/mcast/api:onos-apps-mcast-api'
+]
+
+TEST_DEPS = [
+    '//lib:TEST_ADAPTERS',
+    '//utils/osgi:onlab-osgi-tests',
+]
+
+osgi_jar_with_tests(
+    deps = COMPILE_DEPS,
+    test_deps = TEST_DEPS,
+)
diff --git a/apps/mcast/impl/pom.xml b/apps/mcast/impl/pom.xml
new file mode 100644
index 0000000..4fe6094
--- /dev/null
+++ b/apps/mcast/impl/pom.xml
@@ -0,0 +1,77 @@
+<?xml version="1.0"?>
+<!--
+  ~ Copyright 2018-present Open Networking Foundation
+  ~
+  ~ 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.
+  -->
+<project
+        xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+        xmlns="http://maven.apache.org/POM/4.0.0"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.onosproject</groupId>
+        <artifactId>onos-app-mcast</artifactId>
+        <version>1.12.1-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>onos-app-mcast-impl</artifactId>
+    <packaging>bundle</packaging>
+
+    <dependencies>
+        <dependency>
+            <groupId>javax.ws.rs</groupId>
+            <artifactId>javax.ws.rs-api</artifactId>
+            <version>2.0.1</version>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-core-serializers</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>org.osgi.compendium</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-app-mcast-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onlab-osgi</artifactId>
+            <classifier>tests</classifier>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-api</artifactId>
+            <classifier>tests</classifier>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-core-common</artifactId>
+            <classifier>tests</classifier>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>org.osgi.core</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+    </dependencies>
+</project>
diff --git a/apps/mcast/impl/src/main/java/org/onosproject/mcast/impl/DistributedMcastRoutesStore.java b/apps/mcast/impl/src/main/java/org/onosproject/mcast/impl/DistributedMcastRoutesStore.java
new file mode 100644
index 0000000..8bdf42e
--- /dev/null
+++ b/apps/mcast/impl/src/main/java/org/onosproject/mcast/impl/DistributedMcastRoutesStore.java
@@ -0,0 +1,283 @@
+/*
+ * Copyright 2015-present Open Networking Foundation
+ *
+ * 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.mcast.impl;
+
+
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Sets;
+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.apache.felix.scr.annotations.Service;
+import org.onlab.util.KryoNamespace;
+import org.onosproject.mcast.api.McastEvent;
+import org.onosproject.mcast.api.McastRoute;
+import org.onosproject.mcast.api.McastRouteData;
+import org.onosproject.mcast.api.McastStore;
+import org.onosproject.mcast.api.McastStoreDelegate;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.HostId;
+import org.onosproject.store.AbstractStore;
+import org.onosproject.store.serializers.KryoNamespaces;
+import org.onosproject.store.service.ConsistentMap;
+import org.onosproject.store.service.MapEvent;
+import org.onosproject.store.service.MapEventListener;
+import org.onosproject.store.service.Serializer;
+import org.onosproject.store.service.StorageService;
+import org.onosproject.store.service.Versioned;
+import org.slf4j.Logger;
+
+import java.util.Collection;
+import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.atomic.AtomicReference;
+import java.util.stream.Collectors;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.onosproject.mcast.api.McastRouteUpdate.mcastRouteUpdate;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * New distributed mcast route store implementation. Routes are stored consistently
+ * across the cluster.
+ */
+@Component(immediate = true)
+@Service
+public class DistributedMcastRoutesStore
+        extends AbstractStore<McastEvent, McastStoreDelegate>
+        implements McastStore {
+
+    private static final String MCASTRIB = "onos-mcast-route-table";
+    private Logger log = getLogger(getClass());
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected StorageService storageService;
+
+    private Map<McastRoute, McastRouteData> mcastRoutes;
+    private ConsistentMap<McastRoute, McastRouteData> mcastRib;
+    private MapEventListener<McastRoute, McastRouteData> mcastRouteListener =
+            new McastRouteListener();
+
+    private ScheduledExecutorService executor;
+
+
+    @Activate
+    public void activate() {
+        mcastRib = storageService.<McastRoute, McastRouteData>consistentMapBuilder()
+                .withName(MCASTRIB)
+                .withSerializer(Serializer.using(KryoNamespace.newBuilder()
+                        .register(KryoNamespaces.API)
+                        .register(
+                                McastRoute.class,
+                                AtomicReference.class,
+                                McastRouteData.class,
+                                McastRoute.Type.class
+                        ).build()))
+                .build();
+
+        mcastRoutes = mcastRib.asJavaMap();
+        mcastRib.addListener(mcastRouteListener);
+
+        log.info("Started");
+    }
+
+    @Deactivate
+    public void deactivate() {
+        mcastRib.removeListener(mcastRouteListener);
+        mcastRib.destroy();
+        log.info("Stopped");
+    }
+
+    @Override
+    public void storeRoute(McastRoute route) {
+        mcastRoutes.put(route, McastRouteData.empty());
+    }
+
+    @Override
+    public void removeRoute(McastRoute route) {
+        mcastRoutes.remove(route);
+    }
+
+    @Override
+    public void storeSources(McastRoute route, Set<ConnectPoint> sources) {
+        McastRouteData data = mcastRoutes.compute(route, (k, v) -> {
+            v.addSources(sources);
+            return v;
+        });
+    }
+
+    @Override
+    public void removeSources(McastRoute route) {
+        McastRouteData data = mcastRoutes.compute(route, (k, v) -> {
+            v.removeSources();
+            return v;
+        });
+    }
+
+    @Override
+    public void removeSources(McastRoute route, Set<ConnectPoint> sources) {
+        McastRouteData data = mcastRoutes.compute(route, (k, v) -> {
+            v.removeSources(sources);
+            return v;
+        });
+
+    }
+
+    @Override
+    public void addSink(McastRoute route, HostId hostId, Set<ConnectPoint> sinks) {
+        McastRouteData data = mcastRoutes.compute(route, (k, v) -> {
+            v.addSinks(hostId, sinks);
+            return v;
+        });
+    }
+
+    @Override
+    public void addSinks(McastRoute route, Set<ConnectPoint> sinks) {
+        McastRouteData data = mcastRoutes.compute(route, (k, v) -> {
+            v.addSinks(HostId.NONE, sinks);
+            return v;
+        });
+    }
+
+
+    @Override
+    public void removeSinks(McastRoute route) {
+        McastRouteData data = mcastRoutes.compute(route, (k, v) -> {
+            v.removeSinks();
+            return v;
+        });
+    }
+
+    @Override
+    public void removeSink(McastRoute route, HostId hostId) {
+        McastRouteData data = mcastRoutes.compute(route, (k, v) -> {
+            v.removeSinks(hostId);
+            return v;
+        });
+    }
+
+    @Override
+    public void removeSinks(McastRoute route, HostId hostId, Set<ConnectPoint> sinks) {
+        McastRouteData data = mcastRoutes.compute(route, (k, v) -> {
+            v.removeSinks(hostId, sinks);
+            return v;
+        });
+    }
+
+    @Override
+    public void removeSinks(McastRoute route, Set<ConnectPoint> sinks) {
+        McastRouteData data = mcastRoutes.compute(route, (k, v) -> {
+            v.removeSinks(HostId.NONE, sinks);
+            return v;
+        });
+    }
+
+    @Override
+    public Set<ConnectPoint> sourcesFor(McastRoute route) {
+        McastRouteData data = mcastRoutes.getOrDefault(route, null);
+        return data == null ? ImmutableSet.of() : ImmutableSet.copyOf(data.sources());
+    }
+
+    @Override
+    public Set<ConnectPoint> sinksFor(McastRoute route) {
+        McastRouteData data = mcastRoutes.getOrDefault(route, null);
+        return data == null ? ImmutableSet.of() : ImmutableSet.copyOf(data.sinks().values().stream()
+                .flatMap(Collection::stream).collect(Collectors.toSet()));
+    }
+
+    @Override
+    public Set<ConnectPoint> sinksFor(McastRoute route, HostId hostId) {
+        McastRouteData data = mcastRoutes.getOrDefault(route, null);
+        return data == null ? ImmutableSet.of() : ImmutableSet.copyOf(data.sinks(hostId));
+    }
+
+    @Override
+    public Set<McastRoute> getRoutes() {
+        return ImmutableSet.copyOf(mcastRoutes.keySet());
+    }
+
+    @Override
+    public McastRouteData getRouteData(McastRoute route) {
+        return mcastRoutes.get(route);
+    }
+
+    private class McastRouteListener implements MapEventListener<McastRoute, McastRouteData> {
+        @Override
+        public void event(MapEvent<McastRoute, McastRouteData> event) {
+            final McastRoute route = event.key();
+            final McastRouteData newData =
+                    Optional.ofNullable(event.newValue()).map(Versioned::value).orElse(null);
+            final McastRouteData oldData =
+                    Optional.ofNullable(event.oldValue()).map(Versioned::value).orElse(null);
+
+            switch (event.type()) {
+                case INSERT:
+                    checkNotNull(newData);
+                    McastEvent.Type type;
+                    if (!newData.sources().isEmpty() || !newData.sinks().isEmpty()) {
+                        type = McastEvent.Type.SOURCES_ADDED;
+                    } else if (!newData.sinks().isEmpty()) {
+                        type = McastEvent.Type.SINKS_ADDED;
+                    } else {
+                        type = McastEvent.Type.ROUTE_ADDED;
+                    }
+                    notifyDelegate(new McastEvent(type, null,
+                            mcastRouteUpdate(route, newData.sources(), newData.sinks())));
+                    break;
+                case UPDATE:
+                    checkNotNull(newData);
+                    checkNotNull(oldData);
+
+                    if (!Sets.difference(newData.sources(), oldData.sources()).isEmpty()) {
+                        notifyDelegate(new McastEvent(McastEvent.Type.SOURCES_ADDED,
+                                mcastRouteUpdate(route, oldData.sources(), oldData.sinks()),
+                                mcastRouteUpdate(route, newData.sources(), newData.sinks())));
+                    }
+                    if (!Sets.difference(oldData.sources(), newData.sources()).isEmpty()) {
+                        notifyDelegate(new McastEvent(McastEvent.Type.SOURCES_REMOVED,
+                                mcastRouteUpdate(route, oldData.sources(), oldData.sinks()),
+                                mcastRouteUpdate(route, newData.sources(), newData.sinks())));
+                    }
+                    if (newData.allSinks().size() > oldData.allSinks().size()) {
+                        notifyDelegate(new McastEvent(McastEvent.Type.SINKS_ADDED,
+                                mcastRouteUpdate(route, oldData.sources(), oldData.sinks()),
+                                mcastRouteUpdate(route, newData.sources(), newData.sinks())));
+                    } else if (newData.allSinks().size() < oldData.allSinks().size()) {
+                        log.info("Removed");
+                        notifyDelegate(new McastEvent(McastEvent.Type.SINKS_REMOVED,
+                                mcastRouteUpdate(route, oldData.sources(), oldData.sinks()),
+                                mcastRouteUpdate(route, newData.sources(), newData.sinks())));
+                    }
+                    break;
+                case REMOVE:
+                    // Verify old data is not null
+                    checkNotNull(oldData);
+                    // Create a route removed event with just the route
+                    // and the source connect point
+                    notifyDelegate(new McastEvent(McastEvent.Type.ROUTE_REMOVED,
+                            mcastRouteUpdate(route, oldData.sources(), oldData.sinks()),
+                            null));
+                    break;
+                default:
+                    log.warn("Unknown mcast operation type: {}", event.type());
+            }
+        }
+    }
+}
diff --git a/apps/mcast/impl/src/main/java/org/onosproject/mcast/impl/MulticastRouteManager.java b/apps/mcast/impl/src/main/java/org/onosproject/mcast/impl/MulticastRouteManager.java
new file mode 100644
index 0000000..6ed8b4b
--- /dev/null
+++ b/apps/mcast/impl/src/main/java/org/onosproject/mcast/impl/MulticastRouteManager.java
@@ -0,0 +1,284 @@
+/*
+ * Copyright 2015-present Open Networking Foundation
+ *
+ * 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.mcast.impl;
+
+import com.google.common.collect.ImmutableSet;
+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.apache.felix.scr.annotations.Service;
+import org.onlab.packet.IpAddress;
+import org.onosproject.event.AbstractListenerManager;
+import org.onosproject.mcast.api.McastEvent;
+import org.onosproject.mcast.api.McastListener;
+import org.onosproject.mcast.api.McastRoute;
+import org.onosproject.mcast.api.McastRouteData;
+import org.onosproject.mcast.api.McastStore;
+import org.onosproject.mcast.api.McastStoreDelegate;
+import org.onosproject.mcast.api.MulticastRouteService;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.Host;
+import org.onosproject.net.HostId;
+import org.onosproject.net.host.HostEvent;
+import org.onosproject.net.host.HostListener;
+import org.onosproject.net.host.HostService;
+import org.slf4j.Logger;
+
+import java.util.HashSet;
+import java.util.Optional;
+import java.util.Set;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * An implementation of a multicast route table.
+ */
+@Component(immediate = true)
+@Service
+public class MulticastRouteManager
+        extends AbstractListenerManager<McastEvent, McastListener>
+        implements MulticastRouteService {
+    //TODO: add MulticastRouteAdminService
+
+    private Logger log = getLogger(getClass());
+
+    private final McastStoreDelegate delegate = new InternalMcastStoreDelegate();
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected McastStore store;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected HostService hostService;
+
+    private HostListener hostListener = new InternalHostListener();
+
+    @Activate
+    public void activate() {
+        hostService.addListener(hostListener);
+        eventDispatcher.addSink(McastEvent.class, listenerRegistry);
+        store.setDelegate(delegate);
+        log.info("Started");
+    }
+
+    @Deactivate
+    public void deactivate() {
+        hostService.removeListener(hostListener);
+        store.unsetDelegate(delegate);
+        eventDispatcher.removeSink(McastEvent.class);
+        log.info("Stopped");
+    }
+
+    @Override
+    public void add(McastRoute route) {
+        checkNotNull(route, "Route cannot be null");
+        store.storeRoute(route);
+    }
+
+    @Override
+    public void remove(McastRoute route) {
+        checkNotNull(route, "Route cannot be null");
+        if (checkRoute(route)) {
+            store.removeRoute(route);
+        }
+    }
+
+    @Override
+    public Set<McastRoute> getRoutes() {
+        return store.getRoutes();
+    }
+
+    @Override
+    public Optional<McastRoute> getRoute(IpAddress groupIp, IpAddress sourceIp) {
+        return store.getRoutes().stream().filter(route ->
+                route.group().equals(groupIp) &&
+                        route.source().isPresent() &&
+                        route.source().get().equals(sourceIp)).findAny();
+    }
+
+    @Override
+    public void addSources(McastRoute route, Set<ConnectPoint> connectPoints) {
+        checkNotNull(route, "Route cannot be null");
+        checkNotNull(connectPoints, "Source cannot be null");
+        if (checkRoute(route)) {
+            store.storeSources(route, connectPoints);
+        }
+    }
+
+    @Override
+    public void removeSources(McastRoute route) {
+        checkNotNull(route, "Route cannot be null");
+        if (checkRoute(route)) {
+            store.removeSources(route);
+        }
+    }
+
+    @Override
+    public void removeSources(McastRoute route, Set<ConnectPoint> sources) {
+        checkNotNull(route, "Route cannot be null");
+        checkNotNull(sources, "Source cannot be null");
+        if (checkRoute(route)) {
+            store.removeSources(route, sources);
+        }
+    }
+
+    @Override
+    public void addSink(McastRoute route, HostId hostId) {
+        if (checkRoute(route)) {
+            Set<ConnectPoint> sinks = new HashSet<>();
+            Host host = hostService.getHost(hostId);
+            if (host != null) {
+                host.locations().forEach(hostLocation -> sinks.add(
+                        ConnectPoint.deviceConnectPoint(hostLocation.deviceId() + "/" + hostLocation.port())));
+            }
+            store.addSink(route, hostId, sinks);
+        }
+
+    }
+
+    @Override
+    public void addSink(McastRoute route, Set<ConnectPoint> sinks) {
+        checkNotNull(route, "Route cannot be null");
+        checkNotNull(sinks, "Sinks cannot be null");
+        if (checkRoute(route)) {
+            store.addSinks(route, sinks);
+        }
+    }
+
+    @Override
+    public void removeSinks(McastRoute route) {
+        checkNotNull(route, "Route cannot be null");
+        if (checkRoute(route)) {
+            store.removeSinks(route);
+        }
+    }
+
+    @Override
+    public void removeSink(McastRoute route, HostId hostId) {
+        checkNotNull(route, "Route cannot be null");
+        checkNotNull(hostId, "Host cannot be null");
+        if (checkRoute(route)) {
+            store.removeSink(route, hostId);
+        }
+    }
+
+    @Override
+    public void removeSinks(McastRoute route, HostId hostId, Set<ConnectPoint> connectPoints) {
+        checkNotNull(route, "Route cannot be null");
+        if (checkRoute(route)) {
+            store.removeSinks(route, hostId, connectPoints);
+        }
+
+    }
+
+    @Override
+    public void removeSinks(McastRoute route, Set<ConnectPoint> connectPoints) {
+        checkNotNull(route, "Route cannot be null");
+        if (checkRoute(route)) {
+            store.removeSinks(route, HostId.NONE, connectPoints);
+        }
+    }
+
+    @Override
+    public McastRouteData routeData(McastRoute route) {
+        checkNotNull(route, "Route cannot be null");
+        return checkRoute(route) ? store.getRouteData(route) : null;
+    }
+
+    @Override
+    public Set<ConnectPoint> sources(McastRoute route) {
+        checkNotNull(route, "Route cannot be null");
+        return checkRoute(route) ? store.sourcesFor(route) : ImmutableSet.of();
+    }
+
+    @Override
+    public Set<ConnectPoint> sinks(McastRoute route) {
+        checkNotNull(route, "Route cannot be null");
+        return checkRoute(route) ? store.sinksFor(route) : ImmutableSet.of();
+    }
+
+    @Override
+    public Set<ConnectPoint> sinks(McastRoute route, HostId hostId) {
+        checkNotNull(route, "Route cannot be null");
+        return checkRoute(route) ? store.sinksFor(route, hostId) : ImmutableSet.of();
+    }
+
+    @Override
+    public Set<ConnectPoint> nonHostSinks(McastRoute route) {
+        checkNotNull(route, "Route cannot be null");
+        return checkRoute(route) ? store.sinksFor(route, HostId.NONE) : ImmutableSet.of();
+    }
+
+    private class InternalMcastStoreDelegate implements McastStoreDelegate {
+        @Override
+        public void notify(McastEvent event) {
+            log.debug("Event: {}", event);
+            post(event);
+        }
+    }
+
+    private boolean checkRoute(McastRoute route) {
+        if (store.getRoutes().contains(route)) {
+            return true;
+        } else {
+            log.warn("Route {} is not present in the store, please add it", route);
+        }
+        return false;
+    }
+
+    private class InternalHostListener implements HostListener {
+
+        @Override
+        public void event(HostEvent event) {
+            HostId hostId = event.subject().id();
+            Set<ConnectPoint> sinks = new HashSet<>();
+            log.debug("{} event", event);
+            //FIXME ther must be a better way
+            event.subject().locations().forEach(hostLocation -> sinks.add(
+                    ConnectPoint.deviceConnectPoint(hostLocation.deviceId() + "/" + hostLocation.port())));
+            switch (event.type()) {
+                case HOST_ADDED:
+                case HOST_UPDATED:
+                case HOST_MOVED:
+                    if ((event.prevSubject() == null && event.subject() != null)
+                            || (event.prevSubject().locations().size() > event.subject().locations().size())) {
+                        store.getRoutes().stream().filter(mcastRoute -> {
+                            return store.getRouteData(mcastRoute).sinks().get(hostId) != null;
+                        }).forEach(route -> {
+                            store.removeSinks(route, hostId, sinks);
+                        });
+                    } else if (event.prevSubject().locations().size() < event.subject().locations().size()) {
+                        store.getRoutes().stream().filter(mcastRoute -> {
+                            return store.getRouteData(mcastRoute).sinks().get(hostId) != null;
+                        }).forEach(route -> {
+                            store.addSink(route, hostId, sinks);
+                        });
+                    }
+                    break;
+                case HOST_REMOVED:
+                    store.getRoutes().stream().filter(mcastRoute -> {
+                        return store.getRouteData(mcastRoute).sinks().get(hostId) != null;
+                    }).forEach(route -> {
+                        store.removeSink(route, hostId);
+                    });
+                default:
+                    log.debug("Host event {} not supported", event.type());
+            }
+        }
+    }
+}
diff --git a/apps/mcast/impl/src/main/java/org/onosproject/mcast/impl/package-info.java b/apps/mcast/impl/src/main/java/org/onosproject/mcast/impl/package-info.java
new file mode 100644
index 0000000..7b18561
--- /dev/null
+++ b/apps/mcast/impl/src/main/java/org/onosproject/mcast/impl/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * 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.
+ */
+
+/**
+ * Multicast routes store and manager implementation &amp; related services implementation.
+ */
+package org.onosproject.mcast.impl;