ftp://ftp.uni-koeln.de/net/  direct

[DIR]slip/  direct  778+ twin directories
[DIR]sendmail/  direct  8312+ twin directories
[DIR]samba/  direct  11639+ twin directories
[DIR]performance/  direct  3932+ twin directories
[DIR]modem/  direct  704+ twin directories
[DIR]mbone/  direct  5897+ twin directories
[DIR]lantronix/  direct  4 twin directories
[DIR]jokes/  direct  55 twin directories
[DIR]iso/  direct  10150+ twin directories
[DIR]inet/  direct  3291+ twin directories
[DIR]hp-nodemgr/  direct  2 twin directories
[DIR]athena/  direct  280+ twin directories
[DIR]atalk/  direct  616+ twin directories