Re: Mailbox quota DSN code

[Eugene Crosser <crosser@online.ru>]

> >           messages to make more space available.  This code should be
> >           used as a persistent transient failure. ^^^^^^^^^^^^^^^^^^^
> >           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> ......
> > from this I can conclude that "mailbox full" code is 4.2.2 not 5.2.2.
> 
>      Indeed.  It is somewhat illogical, but yes, per spec it must be
>      4.2.2...  I changed it back at my source tree.

I think there is some logic in it: 5.x.x is supposed to tell the sender:
"Do not even think about sending to this address again" while 4.x.x is
"Better luck next time" which is exactly the case when the mailbox is full.

Eugene