Linux how to make iso file and write to usb as bootable. Or how to make iso to customized iso and then repack to use in cdrom or usb
Download the iso file original one. Extract it to somewhere first. Lets say /tmp/centos
To make USB bootable
1. Modify or Add isolinux/ks.cfg
install
lang en_US.UTF-8
keyboard us
timezone –utc Europe/Brussels
rootpw –iscrypted $6$i5qEWD.
selinux –disabled
authconfig –enableshadow –passalgo=sha512
firewall –service=ssh
bootloader –location=mbr –driveorder=sda –append=”rhgb quiet”
vnc –password=1234
network –bootproto=static –ip=192.168.1.125 –netmask=255.255.255.0 –gateway=192.168.1.1 –nameserver=192.168.1.1
2. Make ISO
# mkisofs -o /tmp/cd.iso /home/sun/Downloads/centos/ I: -input-charset not specified, using utf-8 (detected in locale settings) Using RPM_G000.;1 for /RPM-GPG-KEY-CentOS-Security-6 (RPM-GPG-KEY-CentOS-Testing-6) Using RPM_G001.;1 for /RPM-GPG-KEY-CentOS-Testing-6 (RPM-GPG-KEY-CentOS-Debug-6) Using RPM_G002.;1 for /RPM-GPG-KEY-CentOS-Debug-6 (RPM-GPG-KEY-CentOS-6) Using KS000.CFG;1 for /home/sun/Downloads/centos/isolinux/ks.cfg (ks.cfg~) Using DEVIC000.RPM;1 for /home/sun/Downloads/centos/Packages/device-mapper-event-1.02.53-8.el6.i686.rpm (device-mapper-multipath-libs-0.4.9-31.el6.i686.rpm) Using DEVIC001.RPM;1 for /home/sun/Downloads/centos/Packages/device-mapper-multipath-libs-0.4.9-31.el6.i686.rpm (device-mapper-1.02.53-8.el6.i686.rpm) Using IPTAB000.RPM;1 for /home/sun/Downloads/centos/Packages/iptables-1.4.7-3.el6.i686.rpm (iptables-ipv6-1.4.7-3.el6.i686.rpm) Using SELIN000.RPM;1 for /home/sun/Downloads/centos/Packages/selinux-policy-targeted-3.7.19-54.el6.noarch.rpm (selinux-policy-3.7.19-54.el6.noarch.rpm) Using OPENS000.RPM;1 for /home/sun/Downloads/centos/Packages/openssh-server-5.3p1-20.el6.i686.rpm (openssh-clients-5.3p1-20.el6.i686.rpm) Using NCURS000.RPM;1 for /home/sun/Downloads/centos/Packages/ncurses-base-5.7-3.20090208.el6.i686.rpm (ncurses-5.7-3.20090208.el6.i686.rpm) Using OPENS001.RPM;1 for /home/sun/Downloads/centos/Packages/openssh-clients-5.3p1-20.el6.i686.rpm (openssh-5.3p1-20.el6.i686.rpm) Using E2FSP000.RPM;1 for /home/sun/Downloads/centos/Packages/e2fsprogs-libs-1.41.12-3.el6.i686.rpm (e2fsprogs-1.41.12-3.el6.i686.rpm) Using CRACK000.RPM;1 for /home/sun/Downloads/centos/Packages/cracklib-2.8.16-2.el6.i686.rpm (cracklib-dicts-2.8.16-2.el6.i686.rpm) Using COREU000.RPM;1 for /home/sun/Downloads/centos/Packages/coreutils-8.4-9.el6.i686.rpm (coreutils-libs-8.4-9.el6.i686.rpm) Using NCURS001.RPM;1 for /home/sun/Downloads/centos/Packages/ncurses-5.7-3.20090208.el6.i686.rpm (ncurses-libs-5.7-3.20090208.el6.i686.rpm) Using NSS_S000.RPM;1 for /home/sun/Downloads/centos/Packages/nss-softokn-freebl-3.12.7-1.1.el6.i686.rpm (nss-softokn-3.12.7-1.1.el6.i686.rpm) Using FIPSC000.RPM;1 for /home/sun/Downloads/centos/Packages/fipscheck-1.2.0-4.1.el6.i686.rpm (fipscheck-lib-1.2.0-4.1.el6.i686.rpm) Using DEVIC002.RPM;1 for /home/sun/Downloads/centos/Packages/device-mapper-1.02.53-8.el6.i686.rpm (device-mapper-multipath-0.4.9-31.el6.i686.rpm) Using NFS_U000.RPM;1 for /home/sun/Downloads/centos/Packages/nfs-utils-lib-1.1.5-1.el6.i686.rpm (nfs-utils-1.2.2-7.el6.i686.rpm) Using PLYMO000.RPM;1 for /home/sun/Downloads/centos/Packages/plymouth-0.8.3-17.el6.centos.i686.rpm (plymouth-scripts-0.8.3-17.el6.centos.i686.rpm) Using DEVIC003.RPM;1 for /home/sun/Downloads/centos/Packages/device-mapper-multipath-0.4.9-31.el6.i686.rpm (device-mapper-event-libs-1.02.53-8.el6.i686.rpm) Using CRYPT000.RPM;1 for /home/sun/Downloads/centos/Packages/cryptsetup-luks-1.1.2-2.el6.i686.rpm (cryptsetup-luks-libs-1.1.2-2.el6.i686.rpm) Using LIBSE000.RPM;1 for /home/sun/Downloads/centos/Packages/libselinux-2.0.94-2.el6.i686.rpm (libselinux-utils-2.0.94-2.el6.i686.rpm) Using PLYMO001.RPM;1 for /home/sun/Downloads/centos/Packages/plymouth-scripts-0.8.3-17.el6.centos.i686.rpm (plymouth-core-libs-0.8.3-17.el6.centos.i686.rpm) Using DEVIC004.RPM;1 for /home/sun/Downloads/centos/Packages/device-mapper-event-libs-1.02.53-8.el6.i686.rpm (device-mapper-libs-1.02.53-8.el6.i686.rpm) 3.80% done, estimate finish Sun Sep 4 00:47:49 2011 7.60% done, estimate finish Sun Sep 4 00:47:49 2011 11.40% done, estimate finish Sun Sep 4 00:47:57 2011 15.19% done, estimate finish Sun Sep 4 00:47:55 2011 18.98% done, estimate finish Sun Sep 4 00:47:59 2011 22.78% done, estimate finish Sun Sep 4 00:47:57 2011 26.58% done, estimate finish Sun Sep 4 00:47:56 2011 30.37% done, estimate finish Sun Sep 4 00:47:58 2011 34.17% done, estimate finish Sun Sep 4 00:47:57 2011 37.96% done, estimate finish Sun Sep 4 00:47:56 2011 41.76% done, estimate finish Sun Sep 4 00:48:00 2011 45.56% done, estimate finish Sun Sep 4 00:48:02 2011 49.36% done, estimate finish Sun Sep 4 00:48:03 2011 53.15% done, estimate finish Sun Sep 4 00:48:02 2011 56.94% done, estimate finish Sun Sep 4 00:48:03 2011 60.74% done, estimate finish Sun Sep 4 00:48:05 2011 64.53% done, estimate finish Sun Sep 4 00:48:04 2011 68.34% done, estimate finish Sun Sep 4 00:48:05 2011 72.13% done, estimate finish Sun Sep 4 00:48:04 2011 75.93% done, estimate finish Sun Sep 4 00:48:04 2011 79.72% done, estimate finish Sun Sep 4 00:48:04 2011 83.52% done, estimate finish Sun Sep 4 00:48:04 2011 87.31% done, estimate finish Sun Sep 4 00:48:03 2011 91.11% done, estimate finish Sun Sep 4 00:48:04 2011 94.90% done, estimate finish Sun Sep 4 00:48:04 2011 98.70% done, estimate finish Sun Sep 4 00:48:05 2011 Total translation table size: 0 Total rockridge attributes bytes: 0 Total directory bytes: 18432 Path table size(bytes): 86 Max brk space used 22000 131714 extents written (257 MB) 3. yum -y install unetbootin.i686 4. unetbootin load 5. load your /tmp/cd.iso and burn it to your USB stick Done.
