der Mouse <mouse@Rodents.Montreal.QC.CA> writes:

> > if I, for instance, can put into my `/etc/ftpwelcome',
> > `/etc/issue' etc anything I want and, bearing in mind the
> > superior popularity of ftp and telnet clients unlike finger, it
> > will definitely break a lot of clients
> 
> If our telnetd and ftpd will send non-ASCII over connections
> specified to be ASCII, they are broken and need fixing.

 They do it. After putting into `/etc/ftpwelcome' ^[[H^[[J<8 bit stuff here>,
 logging in, I could clearly see my screen being cleaned up and
 everything that followed escape codes.

> For FTP, see RFC 2640.
> 
> For telnet, see RFC 2066.
> 
> > or, at least, your xterm (until you reset it)?
> 
> I don't use xterm. :-)

 That's not a problem, just imagine your favourite teletype then.

Take care,
Oleg