Thank you so much for your help. I could finnd one article on this issue in DP http://www.debianplanet.org/debianplanet/article.php?sid=374 Now I understand what is this issue. JPS. -- Jean-Paul Smets-Solanes <jp@smets.com> GPG Fingerprint: 40FF FA78 75AA 680D 8BB4 EEF9 539A 79CC CB8E 5F01