Smtp 554 Transaction Failed

48 SMTP (9a070000047a0883) ERR undeliverable 554 Transaction failed; invalid format 20090715 101840 192. Extended system procedures for MAPI and SMTP use the following return codes. , 49 bytes {TCP:505, IPv4:504} Are you sure it was delieved and little confused how you are sending the message from the REMOTE office. Our software and services protect against more risks at more points, more completely and efficiently, enabling confidence wherever information is used or stored. some spam went out from (ostensibly) my account to a few people - I reported it and now I can't send email. Please contact your system administrator. 0×800CCC7A SMTP_NO_SENDER No sender address specified. When we do a test email via telnet (as per Note 607108 - Problem analysis when sending or receiving e-mails) we get the message: 554 Transaction failed We have already followed th. The key to success is to open a telnet shell then practice SMTP commands such as, ehlo, mail from: and rcpt to:. If you haven't already, here are some things to check: 1) In transaction SCOT, check your inbound processing and inbound distribution rules to be sure they are set up correctly. It ' gives the reverse-path which can be used to report errors. NOTICE – SMTP Message 0000043C, Time: 2. SMTPSendFailedException: 554 The email address '[email protected]' does not reference a valid accessible node. Remedy 1 Check the SSL encrypted communication setting of the POP server. 550 – The requested command failed because the user’s mailbox was unavailable. has both a basic model and an extension model, consisting of "service extensions". SMTP 규약에 따라 “. Hi, I found another thing about this problem: That this is a relatively new problem. BT Postmaster - 554 Rejection - EMails Bounce Back Does your ISP have an SMTP relay you can use? (Daily?) for the postfix transaction, or ask them to look into it. Suddenly #554 Transaction failed [Cable] Can't send out emails tonight via Teksavvy It's also possible that there's some restrictions put on smtp1 since all the problems with overloaded smtp. Connor and Chris don't just spend all day on AskTOM. i am facing problem to send the mail only one particular domain. Mail code namespace. You can check the SMTP logs to see what happens. Fehlercodes. 32]) by home with MailEnable ESMTP; Thu, 25 Jun 2009 14:28:07 +0100. 554: The transaction has failed. Remedy 1 Check the SSL encrypted communication setting of the POP server. 1 Delivery not authorized 554 5. ReplyCode 501 2. It is defined in RFC959. I know my yahoo id password but mail not going to open and i forgot my siqurity quation how i can operate my mail? My yahoo mail is not opening and asking me old secret question which i dont remember. Learn what SMTP and ESMTP codes are in this article for email bounce diagnostics. Click to share on Twitter (Opens in new window) Click to share on Facebook (Opens in new window). SMTP_REJECTED_RECIPIENTS: 0x800CCC7A: No sender address specified. 0x800CCC6E SMTP 553 MAILBOX NAME SYNTAX - Invalid mailbox name syntax 0x800CCC6F SMTP 554 TRANSACT FAILED - Transaction failed 0x800CCC78 SMTP REJECTED SENDER - Unknown sender This is caused by having the incorrect e-mail address in the 'Reply To' field 0x800CCC79 SMTP REJECTED RECIPIENTS - Server rejected recipients. I have disabled all outgoing mail senders except my mailserver. Ppt on emmail security. All emails sent by a client, mobile device or server use SMTP to deliver the messages from the source to the destination mail server. If your SMTP does unfortunately fail, you will receive a notification within Commusoft to help you. You can find these settings under Antispam Administration in your Smartermail admin interface. 147) Their barracuda system somehow got my internal exchange server's name and IP and it is trying to do a PTR lookup on an internal name and IP. com using MX mail. As does every other email service from the web site including new user notifications, password resets, Core Contact Form, etc. Banner received: 220 smtp-gateway. Each transaction includes ONLY 1 of the recipients in the "RCPT TO" command. " Regards,. 554-Transaction rejected (id=506C7E5910BE0001). For details of SMTP and ESMTP operation, consult RFC 821 (Simple Mail Transfer Protocol) and RFC 1869 (SMTP Service Extensions). 554 Transaction failed 直訳すると 554 処理は失敗しました。 原因については、 クライアント側のメールサーバーに問題(障害)があることを表しています。 この場合送信者側からの対処方法としては、クライアント側に障害の情報を伝えてください。. several subjects, several from lines etc. 500 A syntax error: the server couldn't recognize the command. SMTP stands for “Simple Mail Transfer Protocol. 5 Server configuration problem (in reply to RCPT TO command)). 参考资料: 1、SMTP指令说明. 554 transaction failed ------ This is a copy of the message, including all the headers. Я делаю массовую рассылку писем на почту на с помощью библиотеки Python smtplib. The transaction failed permanently. SMTP 504 - Command parameter not implemented. By submitting this Internet-Draft, each author represents that any applicable patent or other IPR claims of which he or she is aware have been or will be disclosed, and any of which he or she becomes aware will be disclosed, in accordance with Section 6 of BCP 79. Introduction. RFC 2920 SMTP for Command Pipelining September 2000 (1) Connection handoff and buffer flushes in the middle of the SMTP dialogue. [prev in list] [next in list] [prev in thread] [next in thread] List: postfix-users Subject: multiple recipients - 554 Transaction Failed From: stefaan. 退信提示:“SMTP error, RCPT TO:550 rc:bl access denied。 您的帐号被收件人加入黑名单导致邮件被拒收,请您联系收件方将发件帐号从收件方黑名单里移除即可。. Diagnostic-Code: smtp; 554 5. Check the Global Settings, Message Delivery properties. Also, contact the remote domain admin to add your server IP to the safe list Also go to www. RFC 2920: SMTP Service Extension for Command Pipelining Autor(en): N. 552 – The action was aborted due to exceeded storage allocation. (2) - I disabled all inbound processing:. Consider editing the question or leaving comments for improvement if you believe the question can be reworded to fit within the scope. It is used to send/receive file from the remote computer. If I put EXIT as my first line of code in the SEND_REPLY method, only the 554 message is sent. It is the URL as removing it clears the issue, but it is annoying as the URL in question is to a site promoting a local fund raising drive for repairs to the local Grade I listed. If authentication is failing, you will need to contact the SMTP server's administrator. * Diagnostic-Code: smtp;552 5. It would be helpful to yourself if you were able to completely Here 760 members asked questions and received personalized solutions in the past 7 days. Norman Maurer Fri, 09 Feb 2007 11:33:10 -0800 Well it seems that the mailserver of the recipient rejected the email because it seems to "think" that this is a spam message. SMTP response: The SMTP response is the machine readable text returned by the server that rejected the original message. SMTP is the mechanism that is used between mail servers to exchange emails. 1 IP ADDRESS: Connection refused. be 554 (Transaction Failed) and the text should contain the description of the according DSN code, i. If you like it please feel free to a small amount of money to secure the future of this website. response: '554 5. 1 Profile Folder: Open Folder. 554 : Transaction failed. Please contact me if you need help with massive email queue. Sometime this problem can be solved quite easily. To get email notification of such SMTP conversations, specify /etc/postfix/main. Thank you for your feedback. Diagnostic information for administrators: Generating server: yailman. The SMTP protocol log, if you want to see the interaction between the. Simple Mail Transfer Protocol (SMTP) Enhanced Status Codes Registry 421, 451, 550, 554: This indicates that transaction failed after the final ". my comment to this: I already asked client to check with their IT dep't to unblock my domainbut their IT found no problem in their system. The transaction failed permanently. It is strange becuase when I look at the MailEnable Diagnostic util, it shows that the outbound SMTP interface is an IP that is not the main shared IP of the server, and thus fails the reverse lookup, does anyone know how to designate the IP binding for outbound SMTP email on MailEnable? This may fix the issue, if it is possible. SMTPC errors - Transaction Failed Use this forum if you have installed hMailServer and want to ask a question related to a production release of hMailServer. We denied your access because we cannot trust your source IP address. First we installed Hesk - enabled smtp and sent an email. Transaction failed. Depending on the actual problem it encounters, the destination mail server that did not. mailhostbox. You can find them by checking the Logs tab from the Main Menu > Status tab > Logs. 552 “Requested mail actions aborted – Exceeded storage allocation”: simply put, the recipient’s mailbox has exceeded its limits. 554 Transaction failed. - Ocultar texto de la cita - > > - Mostrar texto de la cita - tenemos el mismo problema con tres dominios, todos estos en un. 554 Transaction failed The cs-method in SMTP logs stands for SMTP command,like HELO,MAIL,RCPT,DATA. As does every other email service from the web site including new user notifications, password resets, Core Contact Form, etc. Errors in Windows Mail and Windows Live Mail. 8 Other Software: Interscan messaging security suite (imss from. Exchange 2010 - Exchange 2003 Coexistence: Smtp-Clients gets NDR: 554 5. SMTP stands for “Simple Mail Transfer Protocol. Affordable and Simply the Best Hosting on the planet - Shared, Cloud, VPS & Dedicated!. If I exit right before the SEND_REPLY method is called, no messages are sent. 554 Transaction failed. Fixing send/receive issues with email programs http. I don't know what to suggest to the sender, in an attempt to prevent this from happening again. Sometimes it happens if you send an email to more than 10 people. This is a list of Simple Mail Transfer Protocol (SMTP) response status codes. 1 smtp;554 5. Since about October 17 I can not send email via SMTP to my MS Outlook account. "554 Transaction failed" when sending to hotmail. If the SMTP-receiver can accept mail for that recipient it responds with an OK reply; if not, it responds with a reply rejecting that recipient (but not the whole mail transaction). New discussions are now taking place in the IBM Developer Answers forum. In command state, lines are interpreted as SMTP commands. to one or moDiagnostic-Code: smtp, 554 delivery error: dd This user doesn't have a yahoo. For step-by-step instructions, Postini customers are defined as Postini Integrated customers. A SMTP reply code consists of a three digit number, followed by some text. It is important to know that SAP is following the SMTP standard strictly. Created: 2015-09-30. txt Status of this Memo By submitting this Internet-Draft, each author represents that any applicable patent or other IPR claims of which he or she is aware have. If GWIA uses another server for outbound E-Mails, specify the IP Address of the Relay Host Server in the field "Relay Host for outbound messages". Below i have copied the program and res. SMTP servers' techs say the email is not from their servers. You can find out the reason why in your Control Panel -> Email Manager -> Email Troubleshooter. com They do not host their email. Right click the GWIA object and select Properties | SMTP/MIME Settings tab. パナソニックが提供する法人向けの監視・防犯システムのサポート情報です。ネットワークカメラの技術情報「smtp/ftpの応答コードについて」を掲載しております。. You can check the SMTP logs to see what happens. Fonctions membres publiques. Message Rejections will be a common problem for many people, and the best thing to do is get a copy of the rejection message or what i call NDR (Non Delivery Receipt (or Report)…. Best Answer: Hi there, Since the recipient has a non-Yahoo! Mail account, we will not be able to investigate the issue on your behalf. 3 More than 5,000 recipients. 1) on Windows XP (SP2) machine at my home PC. 1) user506051 Oct 4, 2008 3:49 PM I have installed Oracle 10g (10. com They do not host their email. " We never see the email at our mail server at work, so it never makes it to us. 554 transaction failed ------ This is a copy of the message, including all the headers. 554 Transaction failed. Das Wochenende steht vor der Tür! Juhu :) Wir werden unsere Zeit wo hl mit Basteln verbringen und überlegen gerade, was wir alles in unserem Obsidian 1000D verbauen. 554 Transaction Failed. com ESMTP not accepting connections OR 554-us2. A SMTP reply code consists of a three digit number, followed by some text. SMTP messages stuck in Outbox: 5. mailhostbox. The Confluence instance is configured to use a particular mail server for outgoing mail. RFC 6531 SMTP Extension for SMTPUTF8 February 2012 1. Unable to Send Mail due to Could not connect to SMTP Host; Connect failed. To get email notification of such SMTP conversations, specify /etc/postfix/main. SMTP host : "smtp. sql" (Google it). If so, the SMTP server will, instead of the normal 220 reply code upon establishing the connection. Internet-Drafts are working documents of the Internet Engineering Task Force (IETF), its areas, and its working groups. Le problème est qu’il sera probablement énigmatique, comme « 550 Requested action not taken: mailbox unavailable » ou « 421 Try again later ». Our Security Requirements. Each particular mail server -- generally speaking -- may use whatever 5xx. I hope that's enough to help. The blacklist check will test a mail server IP address against over 100 DNS based email blacklists. Error: "554 Transaction failed" while connected from Only several of Outlook mail servers having this issue which means you can send to the next mx server. Reason: 554 Sending address not accepted due to spam filter. This message means the email policy size (size of policies, number of policies, or both) for the recipient domain has been exceeded. ESMTP #554 Transaction Failed it indicates that it is not possible to deliver the above mentioned message and the mistake to be " 5. In the meantime, switch the SMTP Proxy server back to "Synchronous" mode by Unchecking "Asynchronous Mode" in SMTP Proxy Server setting. 0 on October 10. 554 Spam violation, the content of your e-mail contains illegal characters, re-sent after examination 554 Transaction Failed Spam Message not queued. Or if video is more your thing, check out Connor's latest video and Chris's latest video from their Youtube channels. a 554 response can mean “there’s no mailserver here”. This is due to one of the following causes: The Confluence instance is configured to use a particular mail server for outgoing mail. Connor and Chris don't just spend all day on AskTOM. I figured it out. Body of message generated response: 554 5. Sometimes you cannot send out emails with Microsoft local SMTP Service (127. Sometimes your SMTP server may return a particular error message. When you get the 554 5. com this is my valid test email here is the dumped. The server response was: 554 5. edu> Richard Goerwitz said: > Despite Microsoft's support of Unicode, for instance, > I don't see any intrinsic support for it in Chicago, despite the huge > amount of resources Microsoft has to. If I exit right before the SEND_REPLY method is called, no messages are sent. 0", L'envoi à plusieurs domaines de destination en une seule transaction n'est pas accepté. 1 The file winmail. Please also view the technical information below to help you investigate or resolve the issue. edu is our Exchange server. Create a shorter message body or remove attachments and try sending it again. 48 SMTP (9a070000047a0883) SMTP_DELIV_FAILED 20090715 101840 192. You appear to have been hacked. Recipient mail server will return an SMTP REPLY 554 when its anti-spam firewall does not like the sender's email address, or the sender's IP address, or the sender's ISP server (because, for example, they are listed in an RBL) and where you will therefore either need to have the sender whitelist you in their anti-spam program/appliance. For details of SMTP and ESMTP operation, consult RFC 821 (Simple Mail Transfer Protocol) and RFC 1869 (SMTP Service Extensions). If a method named handle (where command is the title case form of the input command) exists, it is called with the list of words. If I put EXIT as my first line of code in the SEND_REPLY method, only the 554 message is sent. FAQ: SMTP/ESMTP common Error codes Malaysian TMnet Streamyx DSL. The line is split into words separated by white space. Guy Recommends: The SolarWinds Exchange Monitor. I just sent out an update to my members only to find several of their emails bouncing back with the message above. Please use the SMTP relay of their network is on our block list. Save your Return code: (SMTP 554 - Transaction failed. This is caused by having the incorrect e-mail address in the Reply-To field. Status codes are issued by a server in response to a client's request made to the server. Instead, the connection is kept open for up to $ smtp_connection_cache_time_limit seconds. It may be caused by a bad interaction of the server with your firewall or antivirus. Email can bounce for many reasons. The expected response from the server is a message beginning with status code 250. 0×800CCC7A SMTP_NO_SENDER No sender address specified. 554 transaction failed ------ This is a copy of the message, including all the headers. Cette erreur est temporaire. 48 SMTP (9a070000047a0883) SMTP_DELIV_FAILED 20090715 101840 192. SMTP_554_TRANSACT_FAILED: 0x800CCC78: Unknown sender. 500 A syntax error: the server couldn't recognize the command. "Media not supported". 0 smtp;554 Transaction failed, DATA reply code" when sending mails in the Exchange. It's attached below. The SMTP protocol log, if you want to see the interaction between the. 2 Recipient address rejected: User unknown. 0x800CCC78 SMTP_REJECTED_SENDER 0x800CCC79 SMTP_REJECTED_RECIPIENTS – Server rejected recipients. Date: Fri, 09 Feb 2007 19:32:35 GMT: Well it seems that the mailserver of the recipient rejected the email because it seems to "think" that this is a spam message. Sending the SMTP module test email works. This article provides troubleshooting information for sending to large email providers such as Hotmail, Yahoo and Gmail that may temporarily delay or reject your inbound message. Success always occurs in private and failure in full view. AOL has changed some of their policies and they do not allow mail from servers that do not have a PTR record. Remote Server returned '554 IP name lookup failed. Network Working Group Ned Freed Internet Draft Innosoft SMTP Service Extension for Command Pipelining November 1998 Status of this Memo This document is an Internet-Draft. Check the address and try again. Not much help though Michael. Upgraded to 45. Works perfect 554 Transaction failed: Duplicate header 'MIME-Version'. It is defined in RFC959. You might try turning on session deubgging and examine the protocol trace (see the JavaMail FAQ). This is a list of Simple Mail Transfer Protocol (SMTP) response status codes. 1 : Recipient address rejected: Access denied. Very simply, you tried to send email to a user that doesn't exist (well, the user may exist, but the account doesn't). Configuring your Gmail SMTP settings to send mail from WordPress isn’t quite as easy as it used to be. We had the same problem right before Christmas, it has to do w/some AOL changes that require a PTR record. 0 smtp;554 5. Postfix SMTP server: errors (Page 1) — iRedMail Support — iRedMail — Works on Red Hat Enterprise Linux, CentOS, Debian, Ubuntu, FreeBSD, OpenBSD. 7 IP ADDRESS: Message not terminated by end with ". as the SAP system) the SF gateway may report a processing failure by an SMTP reply code after the DATA command instead of sending a DSN. 8,Authentication credentials invalid,"535, 554","This response to the AUTH command indicates that the authentication failed due to invalid or insufficient authentication credentials. 554 — Transaction failed. 8 and is thus (RFC6531) (Standards. DATA Function and Procedure. SMTP (Simple Mail Transfer Protocol) Errors Problems that occur with SMTP affect your sending of emails. MX record is im. " of the DATA. The transaction does not appear in server logs, implying that the connection requests from the clients are not actually reaching the server. As an Internet standard , SMTP was first defined in 1982 by RFC 821 , and updated in 2008 by RFC 5321 to Extended SMTP additions, which is the protocol variety in widespread use today. Jun 29, 2010. 0 » SQL Anywhere Server - SQL Reference » System Objects » System procedures » Introduction to system procedures » MAPI and SMTP procedures Return codes for MAPI and SMTP system procedures. 0 Mail was rejected with the SMTP filter 」 受信したメールはサーバー上のフィルタによって破棄される場合に発生します。 「 554 5. Block anyone trying to run scripts (. The transaction failed permanently. Since about October 17 I can not send email via SMTP to my MS Outlook account. Transaction failed (Or, in the case of a connection-opening response, "No SMTP service here") What does this mean? The receiving mail server will not accept your message. h_g 2 years ago. This post has been flagged and will be reviewed by our staff. 1) and internationalized email headers []. It is strange becuase when I look at the MailEnable Diagnostic util, it shows that the outbound SMTP interface is an IP that is not the main shared IP of the server, and thus fails the reverse lookup, does anyone know how to designate the IP binding for outbound SMTP email on MailEnable? This may fix the issue, if it is possible. The following sequence occurs during connection setup:   1. 2 b35eab8573. 554 Transaction failed The cs-method in SMTP logs stands for SMTP command,like HELO,MAIL,RCPT,DATA. com and checked whether your domain is in the blacklist, if it is then fill the form for whitelist. Symantec helps consumers and organizations secure and manage their information-driven world. same problem. In this case the SMTP reply code should be 554 (Transaction Failed) and the text should contain the description of the according DSN code, i. Before posting, please read the troubleshooting guide. Just tested the code on win2012 server, IIS8 All domains work good but hotmail! is there any trick for hotmail or the code just can not handle hotmail? test email is [email protected] 0 Must issue a STARTTLS command first' Due to 'mail. Diagnostic-Code: smtp; 554 5. Fixing send/receive issues with email programs http. The five possible values are: · 1: The server has accepted the command, but does not yet take action. "250 OK wait:90" in response to end of data means that the mail has been accepted for delivery and that the client should send a QUIT command, and not attempt delivery of any other. The transaction failed. In SICF we have the SMTP node active with logon data and handler list (CL_SMTP_EXT_SAPCONNECT). Sending of the e-mails to the corporate smtp server works fine, but I'm not able to receive mails. Our review process. View Videos or join the %E2%85%AE discussion. When you schedule the report and specify the recipients are you using a valid email address?. Sometimes you cannot send out emails with Microsoft local SMTP Service (127. Introduction • Simple Mail Transfer Protocol is the standard e-mail protocol on the Internet and part of the TCP/IP protocol suite. Open Start > Programs > Administrative Tools > Internet Information Service (IIS) Manager. Suddenly #554 Transaction failed [Cable] Can't send out emails tonight via Teksavvy It's also possible that there's some restrictions put on smtp1 since all the problems with overloaded smtp. 1 You are not allowed to connect. 20090715 101840 192. The SMTP content is the body of the message, which also includes header information, and it is transmitted after proper acknowledgment from the e-mail server to the client's DATA command. " eri-exmbx-01. Introduction. パナソニックが提供する法人向けの監視・防犯システムのサポート情報です。ネットワークカメラの技術情報「smtp/ftpの応答コードについて」を掲載しております。. Apr 30 2015 6:17 AM. All 078 * codes beginning with a 2 are positive completion responses. "554 Transaction Failed Spam Message Not Queued" The recipient mail server IT group swears that they are seeing the messages in their filter or anything and that it must be on our end. I am trying to send mail from yahoo server using Java Mail framework. In SICF we have the SMTP node active with logon data and handler list (CL_SMTP_EXT_SAPCONNECT). h_g 2 years ago. 3", Domain policy size per transaction exceeded, please try this recipient in a separate transaction. The best way to repair “SMTP Error: Could not connect to SMTP host. Welcome to Moodle in English! 554 TRANSACTION FAILED It's also possible that the SMTP server on your server has not been properly secured against strangers. [IMail Forum] 554 Transaction failed on some messages to Hotmail Jesus Alvarez Tue, 02 May 2000 08:43:17 -0700 We are using Imail 6. NOTICE – SMTP Message 0000043C, Time: 2. Tait Grove: > Diagnostic-Code: smtp; 503 5. It also provides an amazing SMTP API for developers of cloud applications and a free SMTP server service. Best Answer: Hi there, Since the recipient has a non-Yahoo! Mail account, we will not be able to investigate the issue on your behalf. You must complete the verification process for each sender in the AWS Region(s) you want to use. RFC 2197 SMTP Service Extension September 1997 (1) Connection handoff and buffer flushes in the middle of the SMTP dialogue. Please also view the technical information below to help you investigate or resolve the issue. Internet-Drafts are working documents of the Internet Engineering Task Force (IETF), its areas, and its working groups. SMTP = Simple Mail Transfer Protocol. このエラーが出た場合、 ・お客さまから外部にメールを送信する場合 メールソフトのSMTPのポート番号を25番から587番に変更し、再度送信をおこなってください。. 1 Invalid command 503, 530, 550, be rejected X. This is a list of Simple Mail Transfer Protocol (SMTP) response status codes. 7 IP ADDRESS: Message not terminated by end with ". org is unverified. com and checked whether your domain is in the blacklist, if it is then fill the form for whitelist. The complete list of message response codes are listed in RFC 821. "554 Transaction failed" when sending to hotmail. Consider editing the question or leaving comments for improvement if you believe the question can be reworded to fit within the scope. Best Answer: Hi there, Since the recipient has a non-Yahoo! Mail account, we will not be able to investigate the issue on your behalf. I just sent out an update to my members only to find several of their emails bouncing back with the message above. In the case of email being sent to BellAliant email addresses, if the recipient adds your email address to their address book in webmail, your address will be automatically whitelisted and your newly composed emails should be received successfully without a bounce. 213 Core Firmware 282 I E 11 Chrome latest version. 1 The file winmail. SMTP host : "smtp. 48 SMTP (9a070000047a0883) >QUIT. I have checked to see that all the addresses are the same. Post New Thread Reply to Message Post New Poll Submit Vote Delete My Own Post Delete My Own Thread Rate Posts. " Regards,. This topic explains how to use Telnet to test Simple Mail Transfer Protocol (SMTP) communication between messaging servers. (421 would mean service not available, or 554 would mean transaction failed). 554 Transaction failed: Empty address I was able to solve this by not setting the Return-Path header at all. Blame it on the weather. 退信提示:“SMTP error, DOT:554 Transaction Failed。 邮件到达收件方服务器,命中收件方的过滤规则,因此拒收。 请测试发送内容较简单的邮件:如果邮件成功到达,则可能是由于邮件内容而拒收邮件;如果邮件投递失败,则可能是由于使用的IP而拒收邮件,可再. If you believe that this failure is in error, please contact the intended recipient via alternate means. SMTP_NO_SENDER: 0x800CCC7B: No recipients specified. 48 SMTP (9a070000047a0883) 554 Transaction failed; invalid format 20090715 101840 192. SMTP (Simple Mail Transfer Protocol) Errors Problems that occur with SMTP affect your sending of emails. This post originally appeared on the Stronico blog – with the absorption of Stronico into Digital Tool Factory this post has been moved to the Digital Tool Factory blog Written By Steve French This entry was posted on Wednesday, March 10th, 2010 at 11:25 amand is filed under How To Fix. com fine from yahoo/hotmail, so an e-mail filter on the @xyz. But the email server which sending, which you are using in your code. Simple Mail Transfer Protocol (SMTP) Enhanced Status Codes Registry 421, 451, 550, 554: This indicates that transaction failed after the final ". The connection to the SMTP server must be open, and a mail transaction must be active when this routine is called. Stop and restart GWIA agent, if required. Look for a SMTP ALG (Application Layer Gateway) rule. 554 Transaction failed: Duplicate header 'DKIM-Signature'. Apparently, this bug has been there for a long time but it did not appear because you were using SMTP Proxy Server in Synchronous mode. mailhostbox.