ietf-nntp Response codes - debugging, authentication & unknown

[Lee Kindness]

Clive D.W. Feather writes:
 >     http://www.davros.org/nntp-texts/section-4.txt
 > Can you live with the results ? It would be nice not to have rival
 > proposals that need to be merged.

I believe that irons out most of the issues.

 > I still have one outstanding problem with the main text:
 > >        A server MUST respond to a command issued when 
 > >        the session is in an incorrect state by responding with a 
 > >        negative status indicator. This may be from either the 4xx or 
 > >        5xx group as appropriate. 
 > Is this meant to mean that a server can issue *any* of these two hundred
 > codes whenever it likes ? Or is it meant to mean that each command
 > documents specific "incorrect state" responses. Or something else ?

The wording should be clarified to make it clear that only the codes
documented for each command are valid.

 > The other thing I note is that a lot of commands have a 502 response
 > defined as "service unavailable". It seems to me that this actually

And 503 too?