ftp://ftp.linux.org.uk/pub/distributions/redhat/enterprise/  direct

[DIR]2.1AS/  direct  48 twin directories
[DIR]2.1AW/  direct  45 twin directories
[DIR]2.1WS/  direct  43 twin directories
[DIR]2.1ES/  direct  43 twin directories
[DIR]3/  direct  1000+ twin directories
[DIR]4/  direct  1000+ twin directories