[GTER] smtp

[Fabiano]

:)

Pergunto pq tenho notado um acréscimo de msg "vazias" de nomes quaisquer, 
mas com algum return-path
para algum servidor externo ...
(claro... scans)

como as regras de ferramentas anti-spam levam isto em conta ?

[]s
Fabiano


At 10:53 16/7/2004, you wrote:

> > -----Mensagem original-----
> > De: Fabiano [mailto:fabiano.br at uol.com.br]
> >
> > se envio um mail para abc123 at x.com   mas ... internamente com
> >
> > Return-Path: <newsletter at runbox.com>           ;-)
> >
> > caso não exista a caixa abc123 ... a msg de retorno, retorna
> > para onde  ?
> > mailfrom ou Return-Path ?
>
>Os bounces são enviados para o return-path, o endereço
>informado no envelope (MAIL FROM:). O cabeçalho "Return-path:"
>é um registro do MAIL FROM. Do RFC 2821:
>
>4.4 Trace Information
>
>(...)
>
>    When the delivery SMTP server makes the "final delivery" of a
>    message, it inserts a return-path line at the beginning of the mail
>    data.  This use of return-path is required; mail systems MUST support
>    it.  The return-path line preserves the information in the <reverse-
>    path> from the MAIL command.  Here, final delivery means the message
>    has left the SMTP environment.  Normally, this would mean it had been
>    delivered to the destination user or an associated mail drop, but in
>    some cases it may be further processed and transmitted by another
>    mail system.
>
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