Re: Re: Who is Designated in SPF Record

Frank:

    Thank you for your response. I have provided below more information 
pertaining to our SPF problem.

Kenn  

Frank Ellermann wrote:

>Kenneth Roberts wrote:
>
>  
>
>>I am having a little problem understanding who is suppose to
>>be designated in the SPF record.
>>    
>>
>
>Rob already answered your question, and it should be obvious:
>
>A receiver gets MAIL FROM you, allegedly.  The only reliable 
>info from the receiver's POV is the sending IP,
>
What is the sending IP, the address of the email server or the address 
of the host originating the mail?

> and your SPF
>record when you publish a policy.  
>  
>
We publish a policy that listed the WAN IP addresses of our multi-honed  
NAT  email server and our mail bounced.

>Therefore your SPF record has to permit all IPs really sending
>MAIL FROM you, from a receiver's POV.  You can permit more IPs,
>e.g., if that simplifies your SPF record, but not less.
>
> Frank
>
>
>
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