Real-world issues include working around bad implementation, such as surfglobal.net not configuring their server to reject messages that fail SPF.

SPF has many real-world issues.  SRS is novel, but it is impractical since no one supports it (that I am aware of), and it certainly won't be globally available any time soon.

I suggest you tell your customer that they can't forward their E-mail reliably unless surfglobal.net removes their SPF restrictions, and there is nothing that you can do about it.

SPF is not a magic bullet.

Matt



Nick Hayer wrote:
The problem is not anything I am doing - it with SPF itself. By design forwarded email will bounce if the receiving MTA is configed that way. Even if I whitelist the emails they will bounce...

Let me explain -
<user>@Adelphia.net send an email to <user>@greenmountainhealth.com which is an alias on my server that forwards to <user>@surfglobal.net
SurfGlobal will bounce the email because it failed Adelphia's SPF.
Perfectly legit email - my spf recs are perfect etc. The solution is SRS - otherwise forwarding is dead

-Nick


John T (Lists) wrote:
I think the underlying problem as has been discussed on this list is that an
SPF FAIL should not be relied upon as an outright rejection, rather used as
part of a weighting system.

John T
eServices For You

"Seek, and ye shall find!"

  
-----Original Message-----
From: [EMAIL PROTECTED] [mailto:Declude.JunkMail-
[EMAIL PROTECTED]] On Behalf Of Nick Hayer
Sent: Saturday, March 04, 2006 11:40 AM
To: [email protected]
Subject: [Declude.JunkMail] spf breaks email forwarding -

Email customers that forward through me are getting their email bounced
because of the original sending domain's spf policy.  I understand this
delima is addressed with "Sender Rewriting Scheme"
http://www.openspf.org/srs.html

Does anyone have a solution to this w/Declude & Imail?

Thanks

-Nick
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