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Re: T-Mobile and Greylisting

To: misc_(_at_)_openbsd_(_dot_)_org
Subject: Re: T-Mobile and Greylisting
From: Rod Dorman <rodd_(_at_)_polylogics_(_dot_)_com>
Date: Fri, 18 Feb 2005 15:20:10 -0500
Organization: Polylogics Consulting
Reply-to: Rod Dorman <rodd_(_at_)_polylogics_(_dot_)_com>

On Friday, February 18, 2005, 14:24:05, Steve Shockley wrote:
> Abdul Rehman Gani wrote:
>> I have a client for whom we have installed greylisting via spamd. They 
>> are having trouble with T-Mobile. They are running Postfix and it seems 
>> to be permanent failing on the 450 temp fail message. Does anyone have 
>> the IP(s) of the T-Mobile outgoing server(s)?
>
> I had a similar problem with AT&T mobile SMS messages, their server 
> would connect twice in a row and then return the message as undeliverable.

Do they have trouble grasping the distinction between "instant
messaging" and "store and forward"?

-- 
rodd_(_at_)_polylogics_(_dot_)_com     "The avalanche has already started, it is too
Rod Dorman              late for the pebbles to vote."  Ambassador Kosh

Follow-Ups:
- Re: T-Mobile and Greylisting
  - From: Steve Shockley

References:
- T-Mobile and Greylisting
  - From: Abdul Rehman Gani
- Re: T-Mobile and Greylisting
  - From: Steve Shockley

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