marshaller.writeByte(DomainClientProtocol.PARAM_HOST_NAME);
marshaller.writeUTF(server.getHostName());
marshaller.writeByte(DomainClientProtocol.PARAM_SERVER_GROUP_NAME);
marshaller.writeUTF(server.getServerGroupName());
marshaller.writeByte(DomainClientProtocol.PARAM_SERVER_NAME);
marshaller.writeUTF(server.getServerName());
marshaller.writeByte(DomainClientProtocol.PARAM_SERVER_MODEL_UPDATE);
marshaller.writeObject(update);
marshaller.finish();
}