10:18:14,721 SEVERE [org.jgroups.protocols.UDP] (Thread-0 (ActiveMQ-server-ActiveMQServerImpl::serverUUID=34818b2c-2b93-11e5-aeb7-199c6bd1db3c-31443612)) failed setting ip_ttl: java.lang.reflect.InvocationTargetException
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:497)
    at org.jgroups.protocols.UDP.setTimeToLive(UDP.java:339)
    at org.jgroups.protocols.UDP.createSockets(UDP.java:368)
    at org.jgroups.protocols.UDP.start(UDP.java:270)
    at org.jgroups.stack.ProtocolStack.startStack(ProtocolStack.java:965)
    at org.jgroups.JChannel.startStack(JChannel.java:891)
    at org.jgroups.JChannel._preConnect(JChannel.java:553)
    at org.jgroups.JChannel.connect(JChannel.java:288)
    at org.jgroups.JChannel.connect(JChannel.java:279)
    at org.apache.activemq.artemis.api.core.JGroupsBroadcastEndpoint$JChannelWrapper.connect(JGroupsBroadcastEndpoint.java:211)
    at org.apache.activemq.artemis.api.core.JGroupsBroadcastEndpoint.internalOpen(JGroupsBroadcastEndpoint.java:115)
    at org.apache.activemq.artemis.api.core.JGroupsBroadcastEndpoint.openClient(JGroupsBroadcastEndpoint.java:92)
    at org.apache.activemq.artemis.core.cluster.DiscoveryGroup.start(DiscoveryGroup.java:105)
    at org.apache.activemq.artemis.core.client.impl.ServerLocatorImpl.initialise(ServerLocatorImpl.java:380)
    at org.apache.activemq.artemis.core.client.impl.ServerLocatorImpl.createSessionFactory(ServerLocatorImpl.java:846)
    at org.apache.activemq.artemis.core.client.impl.ServerLocatorImpl.connect(ServerLocatorImpl.java:687)
    at org.apache.activemq.artemis.core.client.impl.ServerLocatorImpl.connect(ServerLocatorImpl.java:671)
    at org.apache.activemq.artemis.core.server.cluster.ClusterController$ConnectRunnable.run(ClusterController.java:448)
    at org.apache.activemq.artemis.utils.OrderedExecutorFactory$OrderedExecutor$1.run(OrderedExecutorFactory.java:105)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)
Caused by: java.io.IOException: Method not implemented!
    at java.net.DualStackPlainDatagramSocketImpl.setTimeToLive(DualStackPlainDatagramSocketImpl.java:236)
    ... 25 more