The device is behind a firewall/SLB.

I can't make the source IP transparent at this time. My only other option would 
be to stand it up directly on the public network. 
 

On Mar 11, 2014, at 1:23 PM, Eric Shubert <[email protected]> wrote:

> On 03/11/2014 09:57 AM, Scot Needy wrote:
>> NOTE: All sender domains and IP’s have been replaced with a unique name.
>> 
>> 
>> CHKUSER accepted sender: from<[email protected]::>  remote 
>> <na01-by2-obe.outbound.protection.outlook.com:unknown:10.189.254.17> rcpt <> 
>> : sender accepted
>> spamdyke[8804]: DENIED_OTHER from:[email protected]  
>> to:[email protected]  origin_ip: 10.189.254.17 origin_rdns: 
>> (unknown) auth: (unknown) encryption: TLS reason: 
>> 550_See_http://spf.pobox.com/why.html?sender=Joe-Customer%40mydomain.com&ip=10.189.254.17&receiver=mail-01.mydomain.com_(#5.7.1)
>> 
>> CHKUSER accepted sender: from<[email protected]::>  remote 
>> <na01-bn1-obe.outbound.protection.outlook.com:unknown:10.189.254.17> rcpt <> 
>> : sender accepted
>> spamdyke[16794]: DENIED_OTHER from:[email protected]  
>> to:[email protected]  origin_ip: 10.189.254.17 origin_rdns: 
>> (unknown) auth: (unknown) encryption: TLS reason: 
>> 550_See_http://spf.pobox.com/why.html?sender=Joe-Customer%40mydomain.com&ip=10.189.254.17&receiver=mail-01.mydomain.com_(#5.7.1)
>> 
>> CHKUSER accepted sender: from<[email protected]::>  remote 
>> <na01-bn1-obe.outbound.protection.outlook.com:unknown:10.189.254.17> rcpt <> 
>> : sender accepted
>> spamdyke[31470]: DENIED_OTHER from:[email protected]  
>> to:[email protected]  origin_ip: 10.189.254.17 origin_rdns: 
>> (unknown) auth: (unknown) encryption: TLS reason: 
>> 550_See_http://spf.pobox.com/why.html?sender=Joe-Customer%40mydomain.com&ip=10.189.254.17&receiver=mail-01.mydomain.com_(#5.7.1)
>> 
>> 
> 
> Looks to me as though there may be a firewall-type device on your perimeter 
> which is doing more than simply NAT. The origin_ip is typically the address 
> of the sending host, which would be public. This holds true even when QMT is 
> behind a NAT'ing firewall (I typically do this).
> 
> Is outlook.com the only domain you have messages coming from which show this 
> 10. address?
> 
> Is there some sort of VPN going on here?
> 
> What device is sitting on the immediate outside of QMT?
> 
> -- 
> -Eric 'shubes'
> 
> 
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