// set the pipeline factory, which creates the pipeline for each newly created channels
connectionlessClientBootstrap.setPipelineFactory(pipelineFactory);
// bind and store channel so we can close it when stopping
Channel channel = connectionlessClientBootstrap.bind(new InetSocketAddress(0));
ALL_CHANNELS.add(channel);
answer = connectionlessClientBootstrap.connect(new InetSocketAddress(configuration.getHost(), configuration.getPort()));
if (LOG.isDebugEnabled()) {
LOG.debug("Created new UDP client bootstrap connecting to {}:{} with options: {}",
new Object[]{configuration.getHost(), configuration.getPort(), connectionlessClientBootstrap.getOptions()});
}