$ ftp ftp://ftp5.freebsd.org/pub/FreeBSD/
Connected to burka.rdy.com.
220 burka.rdy.com FTP server (Version wu-2.4.2-academ[BETA-16](1) Tue Jan 20 14:55:21 PST 1998) ready.
331 Guest login ok, send your complete e-mail address as password.
230-Welcome to the FTP site at BEST Internet Communications, Inc.
230-
230-All transfers are logged with your host name and email address.
230-If you don't like this policy, disconnect now!
230-
230-
230-EXPORT CONTROL NOTE:
230-
230-Non-U.S. ftp users are required to follow U.S. export control
230-restrictions, which means that if you see some DES or otherwise
230-controlled software here, you SHOULD NOT copy it.
230-
230 Guest login ok, access restrictions apply.
Remote system type is UNIX.
Using binary mode to transfer files.
200 Type set to I.
250 CWD command successful.
250-Please read the file README
250-  it was last modified on Wed May 14 00:00:00 1997 - 288 days ago
250 CWD command successful.
ftp> ls
200 PORT command successful.
150 Opening ASCII mode data connection for /bin/ls.
drwxr-xr-x  18 root  wheel      512 Jun 12  1997 2.1.7.1-RELEASE
drwxr-xr-x  18 root  wheel     1024 Dec 29 20:56 2.2.5-RELEASE
drwxr-xr-x   4 root  wheel      512 Oct  5 13:00 2.2.x-stuff
drwxr-xr-x  17 root  wheel      512 Dec 26 11:21 3.0-971225-SNAP
drwxr-xr-x   4 root  wheel      512 May 17  1996 CERT
drwxr-xr-x   8 root  wheel      512 Feb 26 12:32 CTM
drwxr-xr-x   4 root  wheel      512 Dec 27 19:27 CVSup
drwxr-xr-x   6 root  wheel      512 Oct 12  1996 FreeBSD-CVS
drwxr-xr-x   8 root  wheel      512 Feb 26 12:18 FreeBSD-current
drwxr-xr-x   5 root  wheel      512 Jan 20 00:29 FreeBSD-stable
(etc.)