El Jueves 01 Mayo 2008 06:08:28 escribió: But, as far as I can tell, credentials are sent in the request as they appear in the log. Just happens that, after several successfull responses, 407 responses happen. Anyway, IE7 only ask again for authentication on a certain site, it keeps working silently on the other sites we tried, and IE6, FF and Konqueror never ask for authentication again, even if > 1) Have you tried the auth TTL settings. > > 2) are you certain that this is not simply a case of long-ago provided > credentials timing out in IE? No. While I found it seems having TCP_DENIED/407 is normal because squid changing nonces to limit reply attacks. However the IE7 problem asking again for credentials (found in a single site: rosario3.com, sadly one in the top 5 in our stats) I guess could be a problem about IE7 and/or IIS broken implementation of digest RFC (RFC 2617). -- Julio César Gázquez Area Seguridad Informática -- Int. 736 Municipalidad de Rosario