How to install + Yum in Red Hat Enterprise Linux 4

Setting up the yum package manager is not required by everyone who downloads and installs Red Hat Enterprise Linux 4. If you will be using your Linux system on the U of S wireless network or other services that use the yum package manager, you need to complete this step. Red Hat Enterprise Linux 5 will use the yum package manager as the standard package manager.
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1. Download the following rpms from http://dag.wieers.com/packages/

• python-elementtree
• python-sqlite
• python-urlgrabber
• sqlite
• yum
• rpmforge-release

2. Install the rpms as root from the command line.
# rpm -Uvh python* sqlite* yum* rpmforge-release*
3. Add the ATrpms repository to your /etc/yum.conf by adding the following lines
   [atrpms]
   name=Red Hat Enterprise Linux $releasever - $basearch - ATrpms
   baseurl=http://dl.atrpms.net/el4-$basearch/atrpms/stable
   gpgkey=http://ATrpms.net/RPM-GPG-KEY.atrpms
   gpgcheck=1
4. Update the yum database.

yum update
Search the packages available from RHN.
yum search wine
Install packages
yum install wine