SL is a Linux release put together by Fermilab, CERN, and various other labs and universities around the world. Its primary purpose is to reduce duplicated effort of the labs, and to have a common install base for the various experimenters.
OVF Appliance List Open Virtualization Format Appliances ready for download. OVF-VMDK images run on VMWare, VirtualBox and other supporting Virtualization products. OVF Appliance List