Download redhat 6.2 iso file

Mount the iso file

mount /u/GPSOrhel62.iso /media -o loop

create repository in /etc/yum.repos.d

rhel-dvd.repo

[rhel-dvd]

name=Red Hat Enterprise Linux $releasever - $basearch - DVD

baseurl=file:///media/GPSO_RHEL/

enabled=1

gpgcheck=1

gpgkey=file:///media/GPSO_RHEL/RPM-GPG-KEY-redhat-release

then you can do yum install ..

it will take care most of the dependencies.