+STG::AdminConfOpt conf;
+conf.login = arg;
+SGCONF::MaybeSet(options, "priv", conf.priv, ConvPriv);
+SGCONF::MaybeSet(options, "password", conf.password);
+STG::ServConf proto(config.server.data(),
+ config.port.data(),
+ config.localAddress.data(),
+ config.localPort.data(),
+ config.userName.data(),
+ config.userPass.data());
+return proto.ChgAdmin(conf, SimpleCallback, NULL) == STG::st_ok;