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
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+++ 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());
+            }
+        }
+    }
+}