Tiny Core Linux is another candidate at only 10MB (or its X-less variant, Micro Core, at 6MB). It includes a capable terminal server for PXE booting with suppor

Tiny Core Linux is another candidate at only 10MB (or its X-less variant, Micro Core, at 6MB). It includes a capable terminal server for PXE booting with support for loading extensions via NFS/TFTP/HTTP: http://wiki.tinycorelinux.com/tiki-index.php?page=Netbooting http://wiki.tinycorelinux.com/tiki-index.php?page=Netbooting It's well documented and easily customized: http://www.tinycorelinux.com/ http://www.tinycorelinux.com/