[base]
name=CentOS-$releasever - Base
baseurl=http://yum.math.hmc.edu/os/centos/$releasever/os/$basearch/
gpgcheck=1
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-centos4

# Released Updates 
[update]
name=CentOS-$releasever - Updates
baseurl=http://yum.math.hmc.edu/os/centos/$releasever/updates/$basearch/
gpgcheck=1
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-centos4

# Packages Used/Produced in the Build but not Released
[addons]
name=CentOS-$releasever - Addons
baseurl=http://yum.math.hmc.edu/os/centos/$releasever/addons/$basearch/
gpgcheck=1
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-centos4

# Additional Packages that May Be Useful
[extras]
name=CentOS-$releasever - Extras
baseurl=http://yum.math.hmc.edu/os/centos/$releasever/extras/$basearch/
gpgcheck=1
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-centos4

# Additional Packages that Extend Functionality of Existing Packages
[centosplus]
name=CentOS-$releasever - Plus
baseurl=http://yum.math.hmc.edu/os/centos/$releasever/centosplus/$basearch/
gpgcheck=1
enabled=1
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-centos4

# Contrib -- Packages by CentOS Users
[contrib]
name=CentOS-$releasever - Contrib
baseurl=http://yum.math.hmc.edu/os/centos/$releasever/contrib/$basearch/
gpgcheck=1
enabled=1
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-centos4

# Packages in Testing
[testing]
name=CentOS-$releasever - Testing
baseurl=http://yum.math.hmc.edu/os/centos/$releasever/testing/$basearch/
gpgcheck=1
enabled=0
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-centos4