1. Copy iso file to some directory. For example /home/iso/
| # cd /home # mkdir iso # cd iso |
Copy iso file to prepare directory, what ever methode you use
list file on it
| # ls |
2. Mount the CentOS 7 installation media ISO to some directory. For example /media/CentOS
| # mkdir -p /media/CentOS |
Edit file /etc/fstab make add line like this
| /home/iso/CentOS-7-1810.iso /media/CentOS iso9660 loop,ro 0 0 |
Mount iso file to prepare directory
| # mount -a |
if No Error you can check on folder /media/CentOS
| # cd /media/CentOS # ls |
3. remove/backup all repo on /etc/yum.repo.d/
| # cd /etc/yum.repo.d # mv *.repo /root/ |
copy back file CentoOS-Media.repo to /etc/yum.repo.d/
| # cd # cp CentOS-Media.repo /etc/yum.repo.d/ |
edit fiel /etc/yum.repo.d/CentOS-Media.repo
| # vi /etc/yum.repo.d/CentOS-Media.repo |
edit like this
| [c7-media] name=CenOS-$releasever - Media baseurl=file:///media/CentOS/ gpgcheck=1 enabled=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7 |
4. Make sure you clear the related caches by yum clean all and subscription-manager clean once.
| # yum clean all |
