> Hello, > > my Linux box is behind a proxy server ( M$ isa server ), That's probably going to cause a problem. > > [root@fc3]# yum update > > Setting up Update Process > Setting up Repo: core > http://ayo.freshrpms.net/fedora/linux/3/i386/core/repodata/repomd.xml: > [Errno 4] IOError: HTTP Error 502: Proxy Error ( The ISA Server denies the > specified Uniform Resource Locator (URL). ) Yep, there's the problem. Your proxy doesn't understand HTTP byte ranges and should be fixed. You can try setting up ftp as a work around, or properly configure yum to talk to your proxy. Look in the FAQ or yum.conf man pages for details. -- Jim Perrin System Architect - UIT Ft Gordon & US Army Signal Center