Red Hat have announced the availability of Red Hat Network Satellite and Proxy, the companies solution for on site systems management. The announcement was made at the Red Hat Summit currently taking place in Chicago. RHN Satellite 5.3 is the first version of Red Hat's system management platform to be based on the Spacewalk project, an open source (GPLv2) management platform for Linux systems which supports the updating of Red Hat and Red Hat derived distributions such as Fedora, CentOS and Scientific Linux.