[Cialug] SMTP Graylisting & Iowa Telecom

[Jonathan A. Kollasch]

On Thu, Mar 19, 2009 at 11:58:05AM -0500, Claus wrote:
> Does iowatelecom.net not handle foreign graylisting very well?
>
> A mail got sent via mg.iowatelecom.net [69.66.1.16] to me on Saturday  
> March 14 and I did not get the message until today.  We had a meeting  
> about the message on Monday and I was the only one in the dark.
>
> I use postfix with postgrey and the default delay of 5 minutes. I  
> checked the log for incoming connections from Iowa Telecom and I found  
> one only on March 14 and today.
>
> Do any of you experience the same issue with Iowa Telecom?

Yes. But for my MXen they never retry at all, and I've
not gotten confirmation that the sender even sees a bounce.

Sad.

	Jonathan Kollasch