Hello Zopistas, could anybody plz give me a hint, how I could suppress any caching by a proxy server. In this particular case it's an ISA Server by MS. Regards Florian Reiser -- 250 MB Mailbox, 100 FreeSMS/Monat, 1000 MB Online-Festplatte Jetzt GMX TopMail kostenlos testen http://www.gmx.net/de/go/topmail