diff --git a/src/main/java/org/onosproject/segmentrouting/McastHandler.java b/src/main/java/org/onosproject/segmentrouting/McastHandler.java
index a5ef34c..fff2c92 100644
--- a/src/main/java/org/onosproject/segmentrouting/McastHandler.java
+++ b/src/main/java/org/onosproject/segmentrouting/McastHandler.java
@@ -1351,4 +1351,103 @@
 
         }
     }
+
+    public Map<McastStoreKey, Integer> getMcastNextIds(IpAddress mcastIp) {
+        // If mcast ip is present
+        if (mcastIp != null) {
+            return mcastNextObjStore.entrySet().stream()
+                    .filter(mcastEntry -> mcastIp.equals(mcastEntry.getKey().mcastIp()))
+                    .collect(Collectors.toMap(Map.Entry::getKey,
+                                              entry -> entry.getValue().value().id()));
+        }
+        // Otherwise take all the groups
+        return mcastNextObjStore.entrySet().stream()
+                .collect(Collectors.toMap(Map.Entry::getKey,
+                                          entry -> entry.getValue().value().id()));
+    }
+
+    public Map<McastStoreKey, McastHandler.McastRole> getMcastRoles(IpAddress mcastIp) {
+        // If mcast ip is present
+        if (mcastIp != null) {
+            return mcastRoleStore.entrySet().stream()
+                    .filter(mcastEntry -> mcastIp.equals(mcastEntry.getKey().mcastIp()))
+                    .collect(Collectors.toMap(Map.Entry::getKey,
+                                              entry -> entry.getValue().value()));
+        }
+        // Otherwise take all the groups
+        return mcastRoleStore.entrySet().stream()
+                .collect(Collectors.toMap(Map.Entry::getKey,
+                                          entry -> entry.getValue().value()));
+    }
+
+    public Map<ConnectPoint, List<ConnectPoint>> getMcastPaths(IpAddress mcastIp) {
+        Map<ConnectPoint, List<ConnectPoint>> mcastPaths = Maps.newHashMap();
+        // Get the source
+        ConnectPoint source = getSource(mcastIp);
+        // Source cannot be null, we don't know the starting point
+        if (source != null) {
+            // Init steps
+            Set<DeviceId> visited = Sets.newHashSet();
+            List<ConnectPoint> currentPath = Lists.newArrayList(
+                    source
+            );
+            // Build recursively the mcast paths
+            buildMcastPaths(source.deviceId(), visited, mcastPaths, currentPath, mcastIp);
+        }
+        return mcastPaths;
+    }
+
+    private void buildMcastPaths(DeviceId toVisit, Set<DeviceId> visited,
+                                 Map<ConnectPoint, List<ConnectPoint>> mcastPaths,
+                                 List<ConnectPoint> currentPath, IpAddress mcastIp) {
+        // If we have visited the node to visit
+        // there is a loop
+        if (visited.contains(toVisit)) {
+            return;
+        }
+        // Visit next-hop
+        visited.add(toVisit);
+        McastStoreKey mcastStoreKey = new McastStoreKey(mcastIp, toVisit);
+        // Looking for next-hops
+        if (mcastNextObjStore.containsKey(mcastStoreKey)) {
+            // Build egress connectpoints
+            NextObjective nextObjective = mcastNextObjStore.get(mcastStoreKey).value();
+            // Get Ports
+            Set<PortNumber> outputPorts = getPorts(nextObjective.next());
+            // Build relative cps
+            ImmutableSet.Builder<ConnectPoint> cpBuilder = ImmutableSet.builder();
+            outputPorts.forEach(portNumber -> cpBuilder.add(new ConnectPoint(toVisit, portNumber)));
+            Set<ConnectPoint> egressPoints = cpBuilder.build();
+            // Define other variables for the next steps
+            Set<Link> egressLinks;
+            List<ConnectPoint> newCurrentPath;
+            Set<DeviceId> newVisited;
+            DeviceId newToVisit;
+            for (ConnectPoint egressPoint : egressPoints) {
+                egressLinks = srManager.linkService.getEgressLinks(egressPoint);
+                // If it does not have egress links, stop
+                if (egressLinks.isEmpty()) {
+                    // Add the connect points to the path
+                    newCurrentPath = Lists.newArrayList(currentPath);
+                    newCurrentPath.add(0, egressPoint);
+                    // Save in the map
+                    mcastPaths.put(egressPoint, newCurrentPath);
+                } else {
+                    newVisited = Sets.newHashSet(visited);
+                    // Iterate over the egress links for the next hops
+                    for (Link egressLink : egressLinks) {
+                        // Update to visit
+                        newToVisit = egressLink.dst().deviceId();
+                        // Add the connect points to the path
+                        newCurrentPath = Lists.newArrayList(currentPath);
+                        newCurrentPath.add(0, egressPoint);
+                        newCurrentPath.add(0, egressLink.dst());
+                        // Go to the next hop
+                        buildMcastPaths(newToVisit, newVisited, mcastPaths, newCurrentPath, mcastIp);
+                    }
+                }
+            }
+        }
+    }
+
 }
diff --git a/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java b/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
index 4f85368..525f84a 100644
--- a/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
+++ b/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
@@ -105,6 +105,7 @@
 import org.onosproject.segmentrouting.pwaas.DefaultL2TunnelPolicy;
 import org.onosproject.segmentrouting.pwaas.L2TunnelHandler;
 import org.onosproject.segmentrouting.storekey.DestinationSetNextObjectiveStoreKey;
+import org.onosproject.segmentrouting.storekey.McastStoreKey;
 import org.onosproject.segmentrouting.storekey.PortNextObjectiveStoreKey;
 import org.onosproject.segmentrouting.storekey.VlanNextObjectiveStoreKey;
 import org.onosproject.segmentrouting.storekey.XConnectStoreKey;
@@ -662,6 +663,21 @@
         return linkHandler.getDownedPorts();
     }
 
+    @Override
+    public Map<McastStoreKey, Integer> getMcastNextIds(IpAddress mcastIp) {
+        return mcastHandler.getMcastNextIds(mcastIp);
+    }
+
+    @Override
+    public Map<McastStoreKey, McastHandler.McastRole> getMcastRoles(IpAddress mcastIp) {
+        return mcastHandler.getMcastRoles(mcastIp);
+    }
+
+    @Override
+    public Map<ConnectPoint, List<ConnectPoint>> getMcastPaths(IpAddress mcastIp) {
+        return mcastHandler.getMcastPaths(mcastIp);
+    }
+
     /**
      * Extracts the application ID from the manager.
      *
diff --git a/src/main/java/org/onosproject/segmentrouting/SegmentRoutingService.java b/src/main/java/org/onosproject/segmentrouting/SegmentRoutingService.java
index 3269657..00e7a6a 100644
--- a/src/main/java/org/onosproject/segmentrouting/SegmentRoutingService.java
+++ b/src/main/java/org/onosproject/segmentrouting/SegmentRoutingService.java
@@ -15,7 +15,9 @@
  */
 package org.onosproject.segmentrouting;
 
+import org.onlab.packet.IpAddress;
 import org.onlab.packet.IpPrefix;
+import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.Link;
 import org.onosproject.net.PortNumber;
@@ -26,6 +28,7 @@
 import org.onosproject.segmentrouting.storekey.DestinationSetNextObjectiveStoreKey;
 
 import com.google.common.collect.ImmutableMap;
+import org.onosproject.segmentrouting.storekey.McastStoreKey;
 
 import java.util.List;
 import java.util.Map;
@@ -207,4 +210,31 @@
      *         ports. Does not include ports manually disabled by the operator.
      */
     ImmutableMap<DeviceId, Set<PortNumber>> getDownedPortState();
+
+   /**
+     * Returns the associated next ids to the mcast groups or to the single
+     * group if mcastIp is present.
+     *
+     * @param mcastIp the group ip
+     * @return the mapping mcastIp-device to next id
+     */
+    Map<McastStoreKey, Integer> getMcastNextIds(IpAddress mcastIp);
+
+    /**
+     * Returns the associated roles to the mcast groups or to the single
+     * group if mcastIp is present.
+     *
+     * @param mcastIp the group ip
+     * @return the mapping mcastIp-device to mcast role
+     */
+    Map<McastStoreKey, McastHandler.McastRole> getMcastRoles(IpAddress mcastIp);
+
+    /**
+     * Returns the associated paths to the mcast group.
+     *
+     * @param mcastIp the group ip
+     * @return the mapping egress point to mcast path
+     */
+    Map<ConnectPoint, List<ConnectPoint>> getMcastPaths(IpAddress mcastIp);
+
 }
diff --git a/src/main/java/org/onosproject/segmentrouting/cli/McastNextListCommand.java b/src/main/java/org/onosproject/segmentrouting/cli/McastNextListCommand.java
new file mode 100644
index 0000000..341c87d
--- /dev/null
+++ b/src/main/java/org/onosproject/segmentrouting/cli/McastNextListCommand.java
@@ -0,0 +1,81 @@
+/*
+ * 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.
+ */
+package org.onosproject.segmentrouting.cli;
+
+import com.google.common.collect.Maps;
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onlab.packet.IpAddress;
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.net.DeviceId;
+import org.onosproject.segmentrouting.SegmentRoutingService;
+import org.onosproject.segmentrouting.storekey.McastStoreKey;
+
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import static com.google.common.base.Strings.isNullOrEmpty;
+
+/**
+ * Command to show the list of mcast nextids.
+ */
+@Command(scope = "onos", name = "sr-mcast-next",
+        description = "Lists all mcast nextids")
+public class McastNextListCommand extends AbstractShellCommand {
+
+    // Format for group line
+    private static final String FORMAT_MAPPING = "group=%s, deviceIds-nextIds=%s";
+
+    @Argument(index = 0, name = "mcastIp", description = "mcast Ip",
+            required = false, multiValued = false)
+    String mcastIp;
+
+    @Override
+    protected void execute() {
+        // Verify mcast group
+        IpAddress mcastGroup = null;
+        if (!isNullOrEmpty(mcastIp)) {
+            mcastGroup = IpAddress.valueOf(mcastIp);
+
+        }
+        // Get SR service
+        SegmentRoutingService srService = get(SegmentRoutingService.class);
+        // Get the mapping
+        Map<McastStoreKey, Integer> keyToNextId = srService.getMcastNextIds(mcastGroup);
+        // Reduce to the set of mcast groups
+        Set<IpAddress> mcastGroups = keyToNextId.keySet().stream()
+                .map(McastStoreKey::mcastIp)
+                .collect(Collectors.toSet());
+        // Print the nextids for each group
+        mcastGroups.forEach(group -> {
+            // Create a new map for the group
+            Map<DeviceId, Integer> deviceIdNextMap = Maps.newHashMap();
+            keyToNextId.entrySet()
+                    .stream()
+                    // Filter only the elements related to this group
+                    .filter(entry -> entry.getKey().mcastIp().equals(group))
+                    // For each create a new entry in the group related map
+                    .forEach(entry -> deviceIdNextMap.put(entry.getKey().deviceId(), entry.getValue()));
+            // Print the map
+            printMcastNext(group, deviceIdNextMap);
+        });
+    }
+
+    private void printMcastNext(IpAddress mcastGroup, Map<DeviceId, Integer> deviceIdNextMap) {
+        print(FORMAT_MAPPING, mcastGroup, deviceIdNextMap);
+    }
+}
diff --git a/src/main/java/org/onosproject/segmentrouting/cli/McastTreeListCommand.java b/src/main/java/org/onosproject/segmentrouting/cli/McastTreeListCommand.java
new file mode 100644
index 0000000..73cbb1a
--- /dev/null
+++ b/src/main/java/org/onosproject/segmentrouting/cli/McastTreeListCommand.java
@@ -0,0 +1,107 @@
+/*
+ * 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.
+ */
+
+package org.onosproject.segmentrouting.cli;
+
+import com.google.common.collect.ArrayListMultimap;
+import com.google.common.collect.Multimap;
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onlab.packet.IpAddress;
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DeviceId;
+import org.onosproject.segmentrouting.McastHandler.McastRole;
+import org.onosproject.segmentrouting.SegmentRoutingService;
+import org.onosproject.segmentrouting.storekey.McastStoreKey;
+
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import static com.google.common.base.Strings.isNullOrEmpty;
+import static org.onosproject.segmentrouting.McastHandler.McastRole.EGRESS;
+import static org.onosproject.segmentrouting.McastHandler.McastRole.INGRESS;
+import static org.onosproject.segmentrouting.McastHandler.McastRole.TRANSIT;
+
+/**
+ * Command to show the list of mcast trees.
+ */
+@Command(scope = "onos", name = "sr-mcast-tree",
+        description = "Lists all mcast trees")
+public class McastTreeListCommand extends AbstractShellCommand {
+
+    // Format for group line
+    private static final String G_FORMAT_MAPPING = "group=%s, ingress=%s, transit=%s, egress=%s";
+    // Format for sink line
+    private static final String S_FORMAT_MAPPING = "\tsink=%s\tpath=%s";
+
+    @Argument(index = 0, name = "mcastIp", description = "mcast Ip",
+            required = false, multiValued = false)
+    String mcastIp;
+
+    @Override
+    protected void execute() {
+        // Verify mcast group
+        IpAddress mcastGroup = null;
+        if (!isNullOrEmpty(mcastIp)) {
+            mcastGroup = IpAddress.valueOf(mcastIp);
+
+        }
+        // Get SR service
+        SegmentRoutingService srService = get(SegmentRoutingService.class);
+        // Get the mapping
+        Map<McastStoreKey, McastRole> keyToRole = srService.getMcastRoles(mcastGroup);
+        // Reduce to the set of mcast groups
+        Set<IpAddress> mcastGroups = keyToRole.keySet().stream()
+                .map(McastStoreKey::mcastIp)
+                .collect(Collectors.toSet());
+        // Print the trees for each group
+        mcastGroups.forEach(group -> {
+            // Create a new map for the group
+            Multimap<McastRole, DeviceId> roleDeviceIdMap = ArrayListMultimap.create();
+            keyToRole.entrySet()
+                    .stream()
+                    // Filter only the elements related to this group
+                    .filter(entry -> entry.getKey().mcastIp().equals(group))
+                    // For each create a new entry in the group related map
+                    .forEach(entry -> roleDeviceIdMap.put(entry.getValue(), entry.getKey().deviceId()));
+            // Print the map
+            printMcastRole(group,
+                           roleDeviceIdMap.get(INGRESS),
+                           roleDeviceIdMap.get(TRANSIT),
+                           roleDeviceIdMap.get(EGRESS)
+            );
+            // Get sinks paths
+            Map<ConnectPoint, List<ConnectPoint>> mcastPaths = srService.getMcastPaths(group);
+            // Print the paths
+            mcastPaths.forEach(this::printMcastSink);
+        });
+    }
+
+    private void printMcastRole(IpAddress mcastGroup,
+                                Collection<DeviceId> ingress,
+                                Collection<DeviceId> transit,
+                                Collection<DeviceId> egress) {
+        print(G_FORMAT_MAPPING, mcastGroup, ingress, transit, egress);
+    }
+
+    private void printMcastSink(ConnectPoint sink, List<ConnectPoint> path) {
+        print(S_FORMAT_MAPPING, sink, path);
+    }
+}