ftp/fetch "command not understood" on stable and current

[Mark.Andrews at isc.org]

> Mark.Andrews at isc.org wrote:
> >>Why does it say "command not understood"?
> > 
> > 
> > 	Look at both sides of the ftp transaction.
> > 
> > 	e.g.
> > 		"ftp -d"
> 
> It seems to be entering passive mode despite the fact that 
> FTP_MASSIVE_MODE=NO and the non-understood commands appear to be FEAT 
> and EPSV, but that doesn't tell me anything.

	Both of these are newer ftp commands.  A quick RFC search will
	tell you what both of these do.

> 14:19 bfoz at svlw3380c0m~>ftp -d
> ftp> o ftp.freebsd.org
> Trying 2001:4f8:0:2::e...
> Trying 204.152.184.73...
> Connected to ftp.freebsd.org.
> 220 freebsd.isc.org FTP server ready.
> ftp_login: user `<null>' pass `<null>' host `ftp.freebsd.org'
> Name (ftp.freebsd.org:bfoz): anonymous
> ---> USER anonymous
> 331 Guest login ok, send your complete e-mail address as password.
> Password:
> ---> PASS XXXX
> 230-
> 230-You have reached freebsd.isc.org/ftp.freebsd.org.
> 230-
> 230-<insert some funky ASCII art here>
> 230-
> 230-This server is operated by Internet Software Consortium (ISC),
> 230-on behalf of the FreeBSD Project, and is serving the full
> 230-FreeBSD FTP archive via IPv4 and IPv6.
> 230-
> 230 Guest login ok, access restrictions apply.
> ---> SYST
> 215 UNIX Type: L8 Version: BSD-199506
> Remote system type is UNIX.
> Using binary mode to transfer files.
> ---> FEAT
> 500 command not understood
> features[0] = 0
> features[1] = -1
> features[2] = -1
> features[3] = -1
> features[4] = -1
> features[5] = -1
> ---> PWD
> 257 "/" is current directory.
> got remotepwd as `/'
> ftp> ls
> ---> EPSV
> 500 command not understood
> disabling epsv4 for this connection
> ---> PASV
> 227 Entering Passive Mode (204,152,184,73,148,128)
> ---> PORT 129,197,81,219,192,86
> 200 PORT command successful.
> ---> LIST
> 150 Opening ASCII mode data connection for directory listing.
> total 8
> drwxrwxr-x   3 root     root          512 Apr 17  2003 pub
> 226 Transfer complete.
> ftp>
> 
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark.Andrews at isc.org