Caution! Don't attempt the Postini to Google Apps transition
Larry Sheldon
LarrySheldon at cox.net
Sun Sep 8 21:49:08 UTC 2013
On 9/8/2013 2:38 PM, Anurag Bhatia wrote:
> Hi Matthew
>
>
> Interesting experience.
>
>> first into a black hole, and then bouncing with permanent failures.
>
>
> What you mean by permanent failures? Can you share error you saw in bounce
> report?
> RFC 2505 Anti-Spam Recommendations February 1999
>
>
> 1.6. SMTP Return Codes
>
> SMTP has several classes of Return Codes, see [1] for a discussion:
>
> o 5xx
> is a Permanent Negative Completion reply (Fatal Error) and
> results in the mail transfer being terminated and the mail
> returned to sender.
--
Requiescas in pace o email Two identifying characteristics
of System Administrators:
Ex turpi causa non oritur actio Infallibility, and the ability to
learn from their mistakes.
(Adapted from Stephen Pinker)
More information about the NANOG
mailing list