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Error Sending Message 550 5.7.1

Who's at fault their end or mine??????? Reason your external IP address keep blacklisted. Just permit SMTP traffic only from your exchange server and block SMTP for other hosts in your firewall. The PBL helps networks enforce their Acceptable Use Policy for dynamic and non-MTA customer IP ranges. It worked for sending me a forgot password email, but not for new registrations. Source

The company I work for has an 03 Exchange server, with POP3 setup on it. 1 part of our company is setup POP3. Export Lotus Notes Mail Files to Outlook How to resolve Outlook Error code 0x80040116? Most email providers don't care who uses thier SMTP server to send a message to somebody in the same domain, so it may look like everything is working until you try In the Relay Restrictions dialog box, click OK . https://blogs.technet.microsoft.com/jhoward/2005/10/11/resolving-smtp-error-550-5-7-1-unable-to-relay-for-userdomain-com-error-0x800ccc79/

Choose Access tab and click on Relay to select ‘only the list below‘. The post was some 8 years back and I'm not authoritative on exchange issues. It supports all the Exchange Server versions including 2016/2013/2010/2007/2003/2000, and 5.5; testing version of the software can be downloaded at the official page to fix Exchange database error codes: http://www.stellarservertools.com/recover-exchange-mailbox.php Tweet If none of the previous steps apply or solve your issue, contact the recipient’s email administrator, and refer them to the If you’re an Office 365 email administrator    section later in

Stellar Phoenix Mailbox Exchange Recovery software is designed to handle Exchange 550 5.7.1 unable to relay error, which usually occurs due to corrupt database. Is it your server issuing the SMTP unable to relay response or is it an external server that is causing your server to generate the NDR? See our Privacy Policy and User Agreement for details. If you have multiple SMTP servers double check that you're actually using the SMTP server that you think you are.

Exchange 2003 has a feature to reject messages if they're not from authenticated users. It is nice to have people like you in this world. Subject: test mail 11:43 Sent: 5/23/2009 12:57 PM The following recipient(s) could not be reached: '[email protected]' on 5/23/2009 12:57 PM 550 5.7.1 Unable to relay I saw good decision for my If you don’t know the group’s owner, you can find it by doing the following in either Outlook Web App or Outlook.

Join today Community Community Home Getting Involved Chat Forum SupportInstalling Drupal SMTP server response: 550 5.7.1 Unable to relay - *A Solution* Posted by calderson on August 31, 2005 at 8:31am n it didnt work:( $unila Log in or register to post comments LOL......I like your sample stegy81 commented April 8, 2008 at 1:40am LOL......I like your sample email PHP code.....very nice How can I do ? If you see anything resembling the relay message again, double-check your steps 1-8 (as described above) and try again.

Some less likely possibilities are: You're blackballed (your domain is listed as a spammer by some anti-spam listing service). click site See Multiple SMTP servers for more information. "POP before SMTP" relies upon the user checking for new mail (thus logging in to the POP server) and then sending a message within Home » » How to solve Exchange SMTP server error '5.7.1 Unable to Relay'? Dont forget the trailing semicolon. 6.

Messages sent to the group require approval by a moderator. http://vgadownload.com/error-sending/error-sending-message-550-mdaemon.html Tuesday, September 19, 2006 6:01 PM Answers 5 Sign in to vote  I experienced the same error for the last couple of days. The vendor can provide whatever error message they want to supplement the error code, but 5.7.1 always means there is a permanent failure of "Delivery not authorized, message refused". After the rule is inserted, my problem is resolved and am able to send out mails to external domains.

ANY Help with this would be appreciated. Microsoft Customer Support Microsoft Community Forums Help Center Submit a request Sign in Help Center MailChannels Cloud SMTP Error Codes Fixing the 550 5.7.1 [RBL] Sender blocked error Reply Chris Buechler says: October 14, 2005 at 4:56 am not only "more secure", it keeps you from being an open relay! have a peek here RFC 1893 defines a enhanced set of error codes for delivery status notification.

Had no practice. Tuesday, February 22, 2011 7:12 PM 0 Sign in to vote I am locking this thread because it’s getting long and out of control. Vorizon looks to be complaining to you when you submit mail over SMTP without first checking for new messages (via POP or IMAP, probably).

Thanks to the information that Wilbert De Graaf posted I believe I've found a solution.

Add permission for the Anonymous account to public folders. Stellar Phoenix Mailbox Exchange Recovery • Fix Exchange EDB Error Codes • Repairs Corrupt EDB/Mailboxes • Recovers Exchange Mailboxes Data • Fix Error 550 5.7.1 Unable to Relay • Support Exchange Considering the "EX2010.ad.local" in the text, I'd go with the 3rd choice. You can use the value asterisk (*) to also route all outbound Internet mail through the on-premises organization.

Thanks again. Log in or register to post comments Yes! Tuesday, September 26, 2006 7:50 AM 0 Sign in to vote I am running windows XP Pro with outlook, I am not on a network and I receive e-mails but I Check This Out Please suggest appropriates solution if any.

I can't tell from your description whether you're attempting to send to an internal or external address. I was having the same issue even though I had the server's actual IP in the Relay restrictions. I have install my exchange 2010 server few days ago.