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Smtp Error 451 4.3.5

why is YOUR server broken if the REMOTE server says "configuration problem"? Print Pages: [1] Go Up « previous next » IDNetters Forums » Technical News & Discussion » IDNet Help » SMTP problems sending mail Any information and links published in the forum are First Name Please enter a first name Last Name Please enter a last name Email We will never share this with anyone. The 451 error >> has appeared from a couple of sites, hence I wonder if the problem lies >> with my site. Check This Out

Apple disclaims any and all liability for the acts, omissions and conduct of any third parties in connection with or related to your use of the site. Next step is to work out where >> the problem is. > why is YOUR server broken if the REMOTE server says "configuration problem"? > Because I had mis-read the the Next step is to work out where > the problem is. I presume that you understand the concept of a computer virus, and took reasonable precautions. try this

Logged fild New Netter Posts: 5 Karma: 4 Re: SMTP problems sending mail « Reply #19 on: May 04, 2012, 21:26:06 » Problem returned tonight. Copyright © 2003–2009 PunBB. Exclaimer Exchange Outlook Office 365 Email Clients Australian Client SCAMMED for $7,000.00 – True life story..

If i am wrong it's fixed by commenting that line - otherwise.... –537mfb Nov 13 '13 at 16:25 quick telnet test indicates closed relay and all working - yay make sure when you rebuild mail server your PTR record must resolve on proper Hostname. Get 1:1 Help Now Advertise Here Enjoyed your answer? Get fast and profressional supppport from iRedMail developers. 2 Reply by ZhangHuangbin 2012-07-24 16:23:21 ZhangHuangbin iRedMail Developers Offline Registered: 2009-05-06 Posts: 19,008 Re: SMTP server error: 4.3.5 Server configuration problem -

Please check the message recipient [email protected] and try again.' Logged Phil Steve Administrator Posts: 20582 Karma: 497 Re: SMTP problems sending mail « Reply #20 on: May 04, 2012, 21:52:29 » Send a similar email to one of these broken servers using a Gmail account. Logged Glenn --------------------This post reflects my own views, opinions and experience, not those of IDNet. http://www.symantec.com/connect/forums/451-43-5-server-configuration-problem-please-urgent Logged Rik Admin Emeritus Posts: 203018 Karma: 1423 Re: SMTP problems sending mail « Reply #11 on: Apr 29, 2012, 17:32:39 » I agree, Gary.

More than a week has passed since I tried to get information on this and was promised an email back, letting me know what was happening and what was going to Logged Steve------------This post reflects my own views, opinions and experience, not those of IDNet. Logged Steve------------This post reflects my own views, opinions and experience, not those of IDNet. I can't get it to work at all.[EDIT] Forget that, I just got it working without Logged zap--------------------This post reflects my own views, opinions and experience, not those of IDNet.

What was the initial problem? Wietse Simon Loewenthal/NL/Tele2-2 Reply | Threaded Open this post in threaded view ♦ ♦ | Report Content as Inappropriate ♦ ♦ Re: Question: 451 4.3.5 Server configuration problem (in reply Posts: 4 Pages 1 You must login or register to post a reply iRedMail →iRedMail Support →SMTP server error: 4.3.5 Server configuration problem Currently installed 3 official extensions. Privacy Policy Site Map Support Terms of Use MenuExperts Exchange Browse BackBrowse Topics Open Questions Open Projects Solutions Members Articles Videos Courses Contribute Products BackProducts Gigs Live Courses Vendor Services Groups

Version: postfix 2.7.1-1+squeeze1 # grep 91545817DA mail.log.1 Sep 12 17:52:19 logout postfix/smtpd[28483]: 91545817DA: client=unknown[62.11.22.33], sasl_method=PLAIN, sasl_username=[hidden email] Sep 12 17:52:19 logout postfix/cleanup[28473]: 91545817DA: replace: header Received: from [127.0.0.1] (unknown [62.11.22.33])??(using TLSv1 http://phabletkeyboards.com/smtp-error/smtp-error-could-not-connect-to-smtp-host-phpmailer-yahoo.php I checked mail log and found something that could relate to it:postfix/smtp[3625]: certificate verification failed for EXTERNALSERVER_HEREAny clues? What mail server are you using? Join our community for more solutions or to ask questions.

Login. Gary Supreme Netter Posts: 15512 Karma: 240 Re: SMTP problems sending mail « Reply #10 on: Apr 29, 2012, 17:30:53 » That explains an issue I had a week ago via However, something has gone wrong since Postfix is throwing error 451 4.3.0 lookup faillure on every attempt to send a mail, and no email can be received either. http://phabletkeyboards.com/smtp-error/smtp-server-error-sorry-invalid-mail-from-for-open-smtp-session.php Subject 'test', Account: 'Chris', Server: 'smtp.idnet.com', Protocol: SMTP, Server Response: '451 4.3.5 Server configuration problem', Port: 25, Secure(SSL): No, Server Error: 451, Error Number: 0x800CCC79That's a test message I tried to

Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the Logged Steve Administrator Posts: 20582 Karma: 497 Re: SMTP problems sending mail « Reply #16 on: Apr 29, 2012, 17:54:52 » I've just turned authentication back on both my iPhone using Join and Comment By clicking you are agreeing to Experts Exchange's Terms of Use.

I followed this guide to implement this and up until now it seems to have been working: http://www.howtoforge.com/postfix_spf Thanks in advance for any help.

So i just reinstalled the all mail package using: sudo apt-get install postfix postfix-mysql postfix-doc mysql-client mysql-server courier-authdaemon courier-authlib-mysql courier-pop courier-pop-ssl courier-imap courier-imap-ssl libsasl2-2 libsasl2-modules libsasl2-modules-sql sasl2-bin libpam-mysql openssl phpmyadmin apache2 Logged Phil krysia Addicted Netter Posts: 191 Karma: 4 Re: SMTP problems sending mail « Reply #6 on: Apr 29, 2012, 16:23:02 » Yes, I'm using authentication - always have done Support Apple Support Communities Shop the Apple Online Store (1-800-MY-APPLE), visit an Apple Retail Store, or find a reseller. We show this process by using the Exchange Admin Center.

Gary Supreme Netter Posts: 15512 Karma: 240 Re: SMTP problems sending mail « Reply #15 on: Apr 29, 2012, 17:53:58 » Quote from: Rik on Apr 29, 2012, 17:48:51It may be Connect with top rated Experts 16 Experts available now in Live! So I'm guessing it has something to do with Perl or SPF - postfix-policyd-spf-perl or one of the Perl modules it depends on like Mail::SPF and NetAddr::IP. http://phabletkeyboards.com/smtp-error/smtp-error-from-remote-server-in-greeting-host-smtp-in-orange-fr.php Reindl Harald-2 Reply | Threaded Open this post in threaded view ♦ ♦ | Report Content as Inappropriate ♦ ♦ Re: Question: 451 4.3.5 Server configuration problem (in reply to

May 10, 2016: iRedMail-0.9.5-1 has been released. You therefore can only use this server within IDNet's network un authenticated. This is a server end issue, not a client. 0 LVL 29 Overall: Level 29 Email Servers 8 Email Software 5 Email Clients 4 Message Active 2 days ago Expert in the exemple was sapo but the same happens with gmail, Hotmail, Yahoo and whatnot - see new edit –537mfb Nov 13 '13 at 16:20 OK - when i

When I say outside, I mean it's hosted on another server. Suggested Solutions Title # Comments Views Activity InvalidinSMTP Error when sending from drafts 4 40 24d Strange html entity encoding by tidy 14 59 38d Google/Gmail known issues webpage 2 46 It ought to be obvious my views in this Email might not represent my employer's views, & vice-verse. The 451 error > has appeared from a couple of sites, hence I wonder if the problem lies > with my site.

Free forum by Nabble Edit this page Skip to forum content iRedMail Works on Red Hat Enterprise Linux, CentOS, Debian, Ubuntu, FreeBSD, OpenBSD Home Admin Panel Pricing Download Documents Support Contact EDIT: Here are some issues MXToolBox reports to my domain, answering hopefully to @Teun Vink: BlackList Mail Server Web Server DNS Error 4 0 2 0 Warnings 0 0 0 3 In most of the cases restarting the services related to SMTP/Email would resolve on the issues or in some cases a reboot. 0 Message Active 2 days ago Author Comment