Tell them that the SMTP protocol requires support for the MAIL FROM null sender.
https://tools.ietf.org/html/rfc5321#section-4.5.5
Wietse
Baptiste Lhoste:
> Thanks for the response.
>
> Since I can not specify the MAIL FROM address for bounce emails, how can
> I log theirs headers and content to give them to my dedicated server
> provider ?
>
> Baptiste
>
> On 24/09/2015 12:25, Wietse Venema wrote:
> > Baptiste Lhoste:
> >> Hi everybody,
> >>
> >> First of all, sorry for my bad english.
> >>
> >> Since yesterday, I have an issue with my dedicated server provider.
> >>
> >> They consider my bounce emails as spam.
> >>
> >> They said that my bounces have an empty "from" so they are considered as
> >> spam by their "anti-spam" system.
> > You may refer them to the SMTP standard, RFC 5321, section 4.5.5,
> > titled "Messages with a Null Reverse-Path".
> >
> > You can't specify the MAIL FROM address with the bounce template.
> >
> > Wietse
> >
>
>
