On 9/1/2013 6:57 PM, Roman Gelfand wrote:
> On every machine, at different locations, I have tried "dig -x ip
> address" and it works correctly.
> 
> I have 4 messages stuck in a queue which are complaining about the
> very thing that works.
> 
>  refused to talk to me: 451 Sender's ISP has no reverse DNS for ip address

Provide IP of Postfix host being rejected.  Provide log entry
corresponding to this NDR.

Roman you've been on this list long enough to know you need to provide
this information.  You've read the posting guidelines, yes?

-- 
Stan

Reply via email to