synchronized ( this.LOCK ) {
                        request.nameTrnId = getNextNameTrnId();
                        nid = new Integer(request.nameTrnId);

                        this.out.setAddress(request.addr);
                        this.out.setLength(request.writeWireFormat(this.snd_buf, 0));
                        response.received = false;

                        this.responseTable.put(nid, response);