ftp://ftp.registro.br/  direct

[DIR]rfc/  direct  3672+ twin directories
[DIR]pub/  direct  7473+ twin directories
[DIR]internet-drafts/  direct  209+ twin directories
3 B  2002-09-30in-notes  2 mirrors
[DIR]ietf/  direct  476+ twin directories
[DIR]iesg/  direct  35 twin directories
[DIR]iana/  direct  180 twin directories
[DIR]etc/  direct  65535+ twin directories
[DIR]br-internet-drafts/  direct