}
private void initForClustering() {
// Set the serialization strategy to use for transmitting objects between node clusters
serializationStrategy = ExternalizableUtil.getInstance().getStrategy();
ExternalizableUtil.getInstance().setStrategy(new CoherenceExternalizableUtil());
// Set session locator to use when in a cluster
XMPPServer.getInstance().setRemoteSessionLocator(new RemoteSessionLocator());
// Set packet router to use to deliver packets to remote cluster nodes
XMPPServer.getInstance().getRoutingTable().setRemotePacketRouter(new CoherencePacketRouter());
}