From owner-freebsd-questions  Mon Dec  3 11: 5: 8 2001
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Date: Mon, 03 Dec 2001 14:08:46 -0500
From: Sam Suh <sam@bigstudios.com>
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To: Wayne Pascoe <freebsd@molemanarmy.com>
Cc: freebsd-questions@freebsd.org
Subject: Re: Problem with receiving and sending mail
References: <3C0B9DAE.45E3B44A@bigstudios.com> <86u1v8z4tf.fsf@pan.ehsrealtime.com>
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Wayne Pascoe wrote:
> 
> 
> main.communitynet.ca is barfing with the MAIL FROM line. It seems to
> be complaining that scn.ca is not a valid domain.
> 
> Two likes above that it looks like they tried to lookup your address
> and failed :
> 
> > 11/27/2001 11:18:34: [7452] remote connection from
> > (unknown)[216.174.133.2]
> 
> They are probably only accepting mail from machines who's ip address
> they are able to perform a successful lookup against.
> 
> I would suggest that you (or your ISP, depending on who is
> authoritative for your reverse DNS) add a record for 216.174.133.2
> as a PTR to your mailserver name
> 
> eg
> 
> 216.174.133.2    PTR    mail.bigstudios.com.
> 
> Hope that helps.
> 
> --
> - Wayne Pascoe

Hi, Wayne.

Right now, I can not do this recommendation. Got a emergency to take
care of. I will try your suggestion tommorrow. Thank you for your
response!

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