First of all, you need to find out what ports your installation of bitdefender uses to update. You then need to create an access rule to allow the traffic from your server to the bitdefender servers. Read the Bitdefender manual, or search their support documents for the port(s) range, S From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On Behalf Of Gene Sibbs Sent: Sunday, February 11, 2007 3:55 AM To: ISA List; ISA Mailing List Subject: [isalist] BitDefender 9 Professional Plus and ISA 2006 SE This is behind ISA 2006 SE Update error: An error has occured during updte (err_404). If the problem persists, please contact your local BitDefender representative or mail ___ But when I bypass the ISA Server by means of plugging laptop direct to DSL Router, everything updates okay. Use to successfully update my Fedora Core 5 server which house my company website. but now it keeps failing. I wishing I can master the art of analyzing ISAlogs, but for I am still learning howto read these ISAlogs. Please kindly help with the above technical glitch... ________________________________ Don't get soaked. Take a quick peak at the forecast with theYahoo! Search weather shortcut.