// Start nfs
List<String> exports = new ArrayList<String>();
exports.add("/");
Nfs3 nfs3 = new Nfs3(exports, config);
nfs3.start(false);
RpcProgramMountd mountd = (RpcProgramMountd) nfs3.getMountBase()
.getRpcProgram();
mountd.nullOp(new XDR(), 1234, InetAddress.getByName("localhost"));