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--- eduardo:linux:yum [2014/11/17 09:12] – eduardo
+++ eduardo:linux:yum [2024/02/23 08:20] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
+====== Yum ======
+YUM is the package management tool that help to install or update the package through the network or local, the same time it provides easy method to install a package with it’s dependent packages. Configuration files are under /etc directory, /etc/yum.conf is the mail global file that contains the global options such as cache directory,log directory etc… To add new or update the existing repository, you must got to the /etc/repos.d directory and create or open a file that ends on .repo respectively.
+===== CDROM/DVD =====
+First you must determine the name of the CD-ROM or DVD drive and there are 3 methods:
+**[a] dmesg Command**
+dmesg command is used to examine the Linux kernel ring buffer i.e. display bootup messages on screen. To find out if cdrom was detected or not, run:
+<code>
+bash# dmesg | egrep -i --color 'cdrom|dvd|cd/rw|writer'
+ata2.00: ATAPI: VMware Virtual IDE CDROM Drive, 00000001, max UDMA/33
+sr0: scsi3-mmc drive: 1x/1x writer dvd-ram cd/rw xa/form2 cdda tray
+</code>
+**[b] /proc/sys/dev/cdrom/info file name.**
+<code>
+bash# cat /proc/sys/dev/cdrom/info
+CD-ROM information, Id: cdrom.c 3.20 2003/12/17
+drive name:             sr0
+drive speed:            1
+drive # of slots:       1
+Can close tray:         1
+Can open tray:          1
+Can lock tray:          1
+Can change speed:       1
+Can select disk:        0
+Can read multisession:  1
+Can read MCN:           1
+Reports media changed:  1
+Can play audio:         1
+Can write CD-R:         1
+Can write CD-RW:        1
+Can read DVD:           1
+Can write DVD-R:        1
+Can write DVD-RAM:      1
+Can read MRW:           1
+Can write MRW:          1
+Can write RAM:          1
+bash#
+</code>
+**[c] lsblk command**
+<code>
+bash# lsblk
+NAME   MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
+sda      8:0    1   558G  0 disk
+├─sda1   8:1    1   307M  0 part /boot
+├─sda2   8:2    1   250G  0 part /datasql
+├─sda3   8:3    1     6G  0 part [SWAP]
+├─sda4   8:4    1     1K  0 part
+└─sda5   8:5    1 301.7G  0 part /
+sr0     11:0    1  1024M  0 rom
+</code>
+===== Mount CDROM/DVD =====
+Insert the Red Hat Enterprise Linux Server DVD into your DVD-ROM drive and mount the CD/DVD ROM on the any directory of your wish, for testing mount it on /mnt/cdrom.
+<code>
+bash# mkdir /mnt/cdrom
+bash# mount /dev/sr0 /mnt/cdrom
+</code>
+===== Config Repository =====
+Create a new repository file.
+<code>
+bash# vi /etc/yum.repos.d/rhel-dvd.repo
+[dvd]
+name=DVD Repo
+baseurl=file:///mnt/cdrom
+enabled=1
+gpgcheck=1
+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release
+</code>
+===== Install from CDROM/DVD =====
+Now you should be able to install from CDROM or DVD
+<code>
+bash# yum install <packages>
+</code>