Install the Linux iso file as the yum source

Cdmntmkdircdrommountdevcdrommntcdrom install CREATEREPO tool l cd/mnt mkdir cdrom mount/dev/cdrom/mnt/cdrom
Install CREATEREPO tool ls | grep createrepo rpm-ivh createrepo-0.4.11-3.el5.noarch.rpm cd/mnt createrepo. (because the mounted cdrom cannot be read and written at this time, you can only create a YUM repository in the directory on the next level, that is,/mnt.
Create a yum repository definition File: cd/etc/yum. repos. d vi iso. repo [ISO] name = iso baseurl = file: // mnt/enabled = 1 gpgcheck = 0
Yum clean all yum update

The script yum install binutils * yum install compat * yum install elfutils * yum install gcc * yum install glibc * yum install kernel * yum install ksh * yum install libaio * yum install install libgcc * yum install libgomp * yum install libstdc * yum install make * yum install sysstat * yum install unixODBC *
If an error is reported, add -- nogpgcheck.