On Wed, 2007-05-16 at 01:23 +0800, Mark Quitoriano wrote: > what's on the package? is there some CD in the package which is not > part of the centos release? The upstream vendor provides some packages that CentOS can not provide due to licensing issues, like Java development kits. As others mentioned, the upstream subscription comes with paid support. Besides that some vendors only support their product on upstream's distribution. -- Daniel