Autor: Brent Bloxam Datum: To: exim-users Betreff: Re: [exim] 421 SMTP incoming data timeout - Message body lacks '\n'
Hi Phil,
Phil Pennock wrote: > How sure are you that the point where you use tcpdump is not being
> filtered by something like a protocol-level firewall messing up the
> connection?
> 100% sure, both servers are under my control, including all network
points between them. > Can you use { exim -Mvb } to look at the message-body, or go look at the
> raw file in the spool itself?
> The output pushed through `od` was from both -Mvb and a direct cat of
the message body in the outbound spool (output was identical). If I add
a \n to the end of the body in the spool, Exim delivers it without issue > What are the paths for spam to get into the system? Is this a dedicated
> mail-server, or the mail-server on a web-host used for sending mail from
> forms, or what?
> Dedicated mail server, only path is through the inbound queue-only Exim
daemon. Spam is processed with Mailscanner, and while it's entirely
possible the reason there's no newline on the spool file is because of
it, I'm weary of that being the case as there's plenty of other spam
making it through ;)
