PrintWriter err = getError().getPrintWriter();
try {
InetAddress host = InetAddress.getByName(hostname);
client = new OncRpcPortmapClient(host, OncRpcProtocols.ONCRPC_UDP);
OncRpcServerIdent[] servers = client.listServers();
out.printf(fmt_list_serv, str_program, str_version, str_protocol, str_port, str_name);
out.println();
for (OncRpcServerIdent server : servers) {