134
insmod gzio insmod
part_gpt
insmod ext2
set timeout=60
### END /etc/grub.d/00_header ###
search --no-floppy --set=root -l 'CentOS-7-AArch64'
### BEGIN /etc/grub.d/10_linux ###
menuentry 'Install CentOS Linux 7' --class red --class gnu-linux --class gnu --class os {
linux /AMP/centos-repo/images/pxeboot/vmlinuz
inst.stage2=http://172.168.1.23/AMP/centos-repo ro
initrd /AMP/centos-repo/images/pxeboot/initrd.img
}
menuentry 'Test this media & install CentOS Linux 7' --class red --class gnu-linux --class
gnu --class os {
linux /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=CentOS-7-AArch64 rd.live.check
initrd /images/pxeboot/initrd.img
}
submenu 'Troubleshooting -->' {
menuentry 'Install CentOS Linux 7 in basic graphics mode' --class red --class gnu-
linux --class gnu --class os {
linux /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=CentOS-7-AArch64 nomodeset
initrd
/images/pxeboot/initrd.img
}
menuentry 'Rescue a CentOS Linux system' --class red --class gnu-linux --class gnu --
class os {
linux /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=CentOS-7-AArch64 rescue
initrd
/images/pxeboot/initrd.img
}
5. Editing the TFTP server’s configuration.
•
Ubuntu 15.x:
TFTP_USERNAME="tftp"
TFTP_DIRECTORY="/var/lib/tftpboot"
TFTP_ADDRESS="0.0.0.0:69"
TFTP_OPTIONS="--secure --create"
$ sudo chmod 777 -R /var/lib/tftpboot/
$ sudo chown tftp:nogroup -R /var/lib/tftpboot/
$ sudo systemctl enable xinetd
$ sudo systemctl restart xinetd