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Re: sendmail outbound relaying



User/pass.

On Sat, Jan 28, 2006 at 06:42:59AM -0000, James Stevenson wrote:
> Hi,
> 
> If the client has an static fixed ip address or several addresses you
> could hijack the connections form these and redirect them into a 2nd
> sendmail configuration that uses a smart host.
> 
> Are you relaying for them on user/pass or by source ip address of the
> hosts?
> 
> 
> > -----Original Message-----
> > From: David Bishop [mailto:tech@gnuconsulting.com]
> > Sent: 27 January 2006 18:30
> > To: debian-isp@lists.debian.org
> > Subject: sendmail outbound relaying
> > 
> > [I am not subscribed, please cc: me on any replies. Thanks!]
> > 
> > I have an unusual relaying question (or, at least my google-fu is
> > insufficient
> > to show it being asked before).  I have a server running sendmail for
> a
> > large
> > variety of domains, and it's working great.  I have smtpauth/tls
> setup,
> > and
> > clients that want to relay through me do so all the time.  However, I
> now
> > have one client that wants to have their outbound email sent through a
> > third-party server to do some weird "secure email" thing where the
> > recipient
> > has to enter a password and look the message up on a webserver.
> Anyway,
> > the
> > point is, my server will continue to be the destination of any inbound
> > email,
> > and the main outbound server for a bunch of other domains.  But I need
> to
> > relay anything marked *from* domain foo.com to relay.x.com.  All
> relaying
> > that I've read about is a kind of "all or nothing" deal.  Or, at
> least,
> > to:
> > based, not from: based.  Any ideas?  Apparently, my clients changing
> their
> > smtp host in their email clients is not an option :-P
> > 
> > So in summary: serverx.boz.com is the final destination for foo.com.
> When
> > using serverx to send mail, mail from foo.com needs to be relayed
> through
> > bar.com.
> > 
> > Thanks in advance for any help you have to offer...
> > 
> > D.A.Bishop
> > 
> > 
> > --
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> 



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