ftp://ftp.uni-koeln.de/mirrors/redhat.com/redhat/linux/7.1/en/os/  direct

[DIR]s390x/  direct  4376+ twin directories
[DIR]pSeries/  direct  26 twin directories
[DIR]ia64/  direct  27596+ twin directories
[DIR]iSeries/  direct  520+ twin directories
[DIR]i386/  direct  65535+ twin directories
[DIR]alpha/  direct  27439+ twin directories