install yum！but the configure I don't konw how to configure！
my os is x86_64 Red Hat Enterprise Linux AS release 4
please help me！！


the i686 configure is：
[base]
name=CentOS-4.4 - Base
baseurl=http://mirror.be10.com/centos/4/os/i386/
gpgcheck=1
gpgkey=http://mirror.be10.com/centos/RPM-GPG-KEY-centos4
#released updates
[update]
name=CentOS-4.4 - Updates
baseurl=http://mirror.be10.com/centos/4/updates/i386/
gpgcheck=1
gpgkey=http://mirror.be10.com/centos/RPM-GPG-KEY-centos4
#packages used/produced in the build but not released
[addons]
name=CentOS-4.4 - Addons
baseurl=http://mirror.be10.com/centos/4/addons/i386/
gpgcheck=1
gpgkey=http://mirror.be10.com/centos/RPM-GPG-KEY-centos4
#additional packages that may be useful
[extras]
name=CentOS-4.4 - Extras
baseurl=http://mirror.be10.com/centos/4/extras/i386/
gpgcheck=1
gpgkey=http://mirror.be10.com/centos/RPM-GPG-KEY-centos4
#additional packages that extend functionality of existing packages
[centosplus]
name=CentOS-4.4 - Plus
baseurl=http://mirror.be10.com/centos/4/centosplus/i386/
gpgcheck=1
enabled=0
gpgkey=http://mirror.be10.com/centos/RPM-GPG-KEY-centos4
#contrib - packages by Centos Users
[contrib]
name=CentOS-4.4 - Contrib
baseurl=http://mirror.be10.com/centos/4/contrib/i386/
gpgcheck=1
enabled=0
gpgkey=http://mirror.be10.com/centos/RPM-GPG-KEY-centos4

then the x86_64?

First be here,and english is not good! I come from china，hope one part of you！