![]() ![]() The CentOS Linux distribution is a stable, predictable, manageable and reproducible platform derived from the sources of Red Hat Enterprise Linux (RHEL) 1. ![]() Hello and welcome to the eighth CentOS-7 release. Translations of these release notes are available for the following languages: Packages released as updates with older packages on the install media. ![]() Packages added by CentOS that are not included upstream.Packages removed from CentOS that are included upstream.Verifying Downloaded Installation Images.The last argument to mkisofs is the name of the installation directory.Įxample for a configuration entry with automated kickstart install: EFI/BOOT/grub. The volume name after the -V flag must match the volume name used in EFI/BOOT/grub.cfg and isolinux/isolinux.cfg. Mkisofs -r -T -J -V "CentOS 7 x86_64" -b isolinux/isolinux.bin -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table -o centos7_customized.iso centos_netinstall ISOLINUX boot configuration is located in isolinux/isolinux.cfg Modify or add new files to the working directoryĮFI boot configuration is located in EFI/BOOT/grub.cfg.Extract ISO contents into the working directoryīsdtar -x -C centos_netinstall -f CentOS-7-x86_64-NetInstall-1804.iso.Get the CentOS ISO from a CentOS mirror wget In our example, we will use the netinstall ISO. mkisofs tool to genereate a bootable ISO image (genisoimage or cdrtools).something to extract files from an ISO image (e.g.This article contains a step-by-step guide how to customize and repackage a bootable CentOS ISO. It is possible to modify these ISO files with various types of customizations, e.g by adding additional boot menu items or an automated kickstart installation. RHEL and CentOS ship bootable CDs or DVDs in the ISO file format. ![]()
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