}
public void connect() throws IOException {
LOG.info("Opening Channel to Host:" + getFullyQualifiedName());
// initialize channel ...
_channel = new RPCChannel(_controller.getHost().getEventLoop(),null,_controller.getHost().getOutgoingInterface(),_hostAddress,this);
_channel.open();
_slaveService = new QueryServerSlave.AsyncStub(_channel,null);
}