mkdir /media/rhel8/ mount -o loop rhel-8.2-x86_64-dvd.iso /media/rhel8/ cp /media/rhel8/media.repo /etc/yum.repos.d/ chmod 644 /etc/yum.repos.d/media.repo vi /etc/yum.repos.d/media.repo [InstallMedia]name=Red Hat Enterprise Linux 8.2.0mediaid=Nonemetadata_expire=-1gpgcheck=0cost=500baseurl=file:///media/rhel8/BaseOS/gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release [InstallMedia-AppStream]name=Red Hat Enterprise Linux 8 – AppStreammetadata_expire=-1gpgcheck=1enabled=1baseurl=file:///media/rhel8/BaseOS/gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release