安裝CDROM
掛載RedHat CD光碟
sudo mount -t iso9660 -o ro /dev/cdrom /mnt/cdrom
新增Repo
sudo vi /etc/yum.repos.d/my.repo
[dvd-BaseOS]
name=DVD for RHEL8 – BaseOS
baseurl=file:///mnt/cdrom/BaseOS
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release
[dvd-AppStream]
name=DVD for RHEL8 – AppStream
baseurl=file:///mnt/cdrom/AppStream
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release
查詢repolist
sudo dnf repolist
可安裝JAVA
sudo dnf install java-1.8.0*
sudo dnf install java-11*
