ftp://ftp.univ-montp2.fr/pub/linux/distributions/centos/  direct

[DIR]centos50upd/  direct
[DIR]centos50plus/  direct
[DIR]centos50/  direct
[DIR]centos45upd/  direct
[DIR]centos45plus/  direct
[DIR]centos45/  direct
[DIR]centos44upd/  direct
[DIR]centos44plus/  direct
[DIR]centos44/  direct
[DIR]centos43upd/  direct
[DIR]centos42upd/  direct
[DIR]centos41upd/  direct
[DIR]centos40upd/  direct
[DIR]ISO/  direct  300+ twin directories
[DIR]centos53/  direct