- Show OS version:
more /etc/redhat-release

- Boot test
reboot

- Config rear :
vi /etc/rear/local.conf
OUTPUT=ISO
BACKUP=NETFS
ISO_DIR=/tmp/backups
BACKUP_URL=file:///tmp/backups

- Run rear backup OS
rear -v mkbackup

-
Copy ISO backup file to desktop by WINSCP
-
Mount patch ISO
mount -o loop /mnt

- Config ISO.repo
vi /etc/yum.repos.d/iso.repo

- Update repo
yum repolist

- Update patch
yum update -y


- Check OS version:
more /etc/redhat-release

- Install any individual fixes
cd /psource/
yum localupdate *.rpm -y
- Reboot system
reboot

- Check OS version:
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