On Fri, Nov 05, 2004 at 01:33:19PM +0100, Artur Frysiak wrote:
> Hello.
> I have problem with lftp 3.0.11.
> I connect to ftp server via SSL (Secure FTP on 990 port).

When a server listens the port 990, it is assumed that it uses protected
data transfers by default (see draft-murray-auth-ftp-ssl-05.txt, "Initial
Data Connection Security" subsection). This particular server does not
follow this convention.

> <--- 500 'PROT C': command not understood.

It also does not implement required set of commands (see RFC 2228),
especially PROT command to select data connection encryption mode. This is
why this server is not supported by lftp. I wonder if it is supported by
any client.

> ---> PASV
> <--- 227 Entering Passive Mode (212,85,124,21,239,128)
> ---- Connecting data socket to (212.85.124.21) port 61312
> ---> LIST
> ---- SSL active: 1, SSL prot P        (this line described later)
> <--- 150 Opening ASCII mode data connection for '/bin/ls'.
> **** SSL connect: wrong version number

-- 
   Alexander.

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