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Re: T-Mobile and Greylisting



On Fri, Feb 18, 2005 at 11:46:26AM +0200, Abdul Rehman Gani wrote:
> Hi,
> 
> 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)?

You might check if spamd is returning a 450 or a 451.  I believe
spamd was changed to return 451 by default rather than 450.  People
have reported that other mail servers handle 451 better.

See man spamd and the '-r' switch.

-Mark



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