[bigalusn]

Exch 2007, Std on win 2k3 std, all up to date with SP's.

Ok I have 3 accepted domains in my exch server. today one of them can't recieve e-mails from outside of my network. If i try to send e-mail from my gmail or yahoo account I get a bounce back msg. Nothing has changed in my domain or network, what gives?

----- Forwarded Message ----
From: "MAILER-DAEMON@n3.bullet.mail.gq1.yahoo.com" <MAILER-DAEMON@n3.bullet.mail.gq1.yahoo.com>
To: xxxxxx@yahoo.com
Sent: Fri, July 16, 2010 12:30:59 PM
Subject: failure notice

Sorry, we were unable to deliver your message to the following address.

<xxxxx@brinkmanncanada.com>:
Remote host said: 554 5.7.1 <xxxxx@brinkmanncanada.com>: Recipient address rejected: Access denied [RCPT_TO]

--- Below this line is a copy of the message.

Received: from [98.137.27.132] by n3.bullet.mail.gq1.yahoo.com with NNFMP; 16 Jul 2010 16:30:59 -0000
Received: from [98.137.27.131] by t4.bullet.mail.gq1.yahoo.com with NNFMP; 16 Jul 2010 16:30:59 -0000
Received: from [127.0.0.1] by omp205.mail.gq1.yahoo.com with NNFMP; 16 Jul 2010 16:30:59 -0000
X-Yahoo-Newman-Property: ymail-3
X-Yahoo-Newman-Id: 266544.82105.bm@omp205.mail.gq1.yahoo.com
Received: (qmail 31752 invoked by uid 60001); 16 Jul 2010 16:30:58 -0000
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s1024; t=1279297858; bh=x2zh+KRVTssi1vHc7eizG3YZeWnR89av2wQWgEnv/sY=; h=Message-ID:X-YMail-OSG:Received:X-Mailerate:From:Subject:To:MIME-Version:Content-Type; b=qE9CUxDuN7VCgQ6mRkEFOo09pVoSgsuOnNBbFXD7e6KEdCJd lrchaV/0njPWNBJx3jQRIgxijsnysCg0OK+PQWcI7+q+RnNfyE0qbMzeg 3LKjzV2OnYzOxbisxp4mAsmpJClIc84Fnwg3YVmTu0A3q+KxER DYCdTJ9CrFHuhgG0=
DomainKey-Signature:a=rsa-sha1; q=dns; c=nofws;
s=s1024; d=yahoo.com;
h=Message-ID:X-YMail-OSG:Received:X-Mailerate:From:Subject:To:MIME-Version:Content-Type;
b=HdZh9YNHmQOfXPjkwqiSszirgdOgb03Kq6Doj3ienjV/RV8JXxlF8ItfMvO6gj1q47cpLhrO8f1SGgTNsb7kgfaMCHehA2 ExtfvVyO7Hsr1AmbuF156YRybmdebj+lYJj06YhQLlXUd+gVkP oaefiF4nKiuzRJEUCxdXj/72nOU=;
Message-ID: <731772.28417.qm@web120010.mail.ne1.yahoo.com>
X-YMail-OSG: LlL7FbUVM1llmWbcPBUvq6U.wEBhCKs_2VEkHh_l0Jyr9iu
Ov0xngARAl.ofeMsd6bErgteOgKM2XW0eJkicyP0ANZpiwiHYy yO9Df9RG9R
CcxdT4GsAN2djnR1yjJtfaKMbvYAQpldte2isiPmb2m.tKUSMc wTEGfUGsI_
QsTUXC.YRWn6AvlaWGMuPOw1YGKAkwUxS5Amm8QuDtLCTtF6FM AGA0yMrdKy
DFMHe8ijsx2HKRzLKvmBtbZhPz_CrQP9.APX6vhQB
Received: from [72.91.64.98] by web120010.mail.ne1.yahoo.com via HTTP; Fri, 16 Jul 2010 09:30:58 PDT
X-Mailer: YahooMailRC/420.4 YahooMailWebService/0.8.104.276605
Date: Fri, 16 Jul 2010 09:30:58 -0700 (PDT)
From: Al Campos xxxxxx@yahoo.com>
Subject: test
To: xxxxxx@brinkmanncanada.com
MIME-Version: 1.0
Content-Type: multipart/alternative

[bigalusn]

I got it fixed.

My spam filter (Trend), uses .csv files to filter different accepted domains, so everytime I update that list it doesn't over ride the old list, just keeps adding new files. My accepted domain was pushed down in the list and I guess after my last import it was dropped out of the list completely. re-imported the old list, boom e-mails are now being received.

thank you all.

Al