As explained by Mr. Lighton PHiri, the restriction for "Annonymous" to see even the metadata is working well.
If any one need any clarifications, they can mail me explaining their Authorization requirements.
Scientist / Engr 'SF'
Documentation Officer Liquid Propulsion Systems Centre
INDIAN SPACE RESEARCH ORGANISATION
VALIAMALA - 695 547
PHONE : 0471- 2567 678 (O),
FAX : 0471 - 2567841 (pp) -