On Thu, Oct 26, 2000 at 11:31:01PM -0400, Hubbard, David wrote:
> Thanks, I hadn't seen that link before.  I'm sorry, I meant
> that the 256 was the status code I see in my smtpd log.
> But, in searching the archives, I saw reference to people
> saying the bare LF generates a 451 and not a 553.  I can't
> verify that since I don't have a mailer to try it with
> but it seems that you'd never want the 451 in this case
> because obviously it will be the same mailer that will
> retry each time and it will continue to be broken for each
> try...

You're right, I grepped my source for it but I forgot that I had modified the
source to produce a permanent error code instead of a temporary one to avoid
the exact problem you are describing (M$ S(hitty)MTP service hammering my
server.)

> Is the bare LF a function of the MTA or the user agent?
> I found out that one of the systems that is hitting me and
> getting the exit status of 256 is, of course, a server
> running the Microsoft SMTP service. (Not Exchange)  Is
> it their SMTP service that is broken or the user agent?

It's the MTA.

--Adam

-- 
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