OT: Sendmail forwarding envelope trick?

[Res]

On Thu, 31 Aug 2006, Travis Taylor wrote:

>
> This is a bit off topic, but thought I'd throw it out here.  Maybe someone 
> got an idea why this happened or where I might post this to figure it out.
>
> One of our MailScanners received a message from a mail forwarding account on 
> yahoo to one of our clients.  After scanning it, it attempted to deliver it 
> to the internal mail server.  It was refused because of the domain 
> "bumeran.com.br", which should have be refused on the MailScanner box 
> originally.  Upon checking the logs, the envelope address used was 
> "rrhhbr6.bumeran.com", not "bumeran.com.br"  I did a quick google, but did 
> not find anything relivent.  How is this possible? Anyone got any ideas?


log on to the front line box in question, use lynx to pop over to 
its.ausics.net and use the open relay tester.
if it accepted mail for aa non lcoal domain chances are it might be open 
relay, but yes this is OT, and i suggest you try  comp.mail.sendmail

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Res