Booting with TFTP SGI TFTP Booting After entering the command monitor use bootp(): on SGI machines to boot linux and to begin installation of the Debian Software. In order to make this work you may have to unset the netaddr environment variable. Type unsetenv netaddr in the command monitor to do this. Boot Parameters SGI TFTP Booting On SGI machines you can append boot parameters to the bootp(): command in the command monitor. Following the bootp(): command you can give the path and name of the file to boot if you did not give an explicit name via your bootp/dhcp server. Example: bootp():/boot/tftpboot.img Further kernel parameters can be passed via append: bootp(): append="root=/dev/sda1"