Microsoft Outlook 2003 Click on Tools pull down to Email Accounts Choose "View or change existing e-mail accounts" and click Next Highlight the POP/SMTP account name and click Change Require that you connect from an authorized network location When you are at home and you dial your ISP or if you have a cable or DSL modem, you are directly Administrators kept insisting it was a client problem... I know it is something related to Exchange 2003, but none of the answers I've seen posted actually address the problem. http://appaliciousapp.com/error-550/outlook-server-error-550-relaying-denied.php

On the Tools menu, click Account Settings. Check that the SMTP Server is set to mail.yourdomain.com Go into the "More settings", "Outgoing Server" tab and make sure thatthe option"My server requires authentication" for the Outgoing server is checked On the Change E-mail Account dialog box, under Server Information, in the Outgoing mail server text box, type the name of the mail server that is local to your current connection. Thanks, Mahesh Thursday, November 19, 2009 5:00 AM 0 Sign in to vote Hi mahesh, How do permit SMTP traffic only on my excahnge server?

Error 550 Outlook

Identity spoofing is simply a way of sending an e-mail message and disguising who you really are. You are attempting to use your home ISP's SMTP (outgoing) server while not connected to the ISP network. I was trying to use the virtual SMTP server in exchange so our Marketing department can send/receive email from a [email protected] address as well as with thier own email address. Can anyone please help?

It really solved my problem. Thank you H Mapara. Tuesday, July 24, 2007 12:58 PM 0 Sign in to vote Not to over simplify, but some one has Click Log on to incoming mail server before sending mail. Until recently, most SMTP e-mail servers worked on an open trust system. Is Not Authorized To Relay Messages Through The Server That Reported This Error. You are staying at a hotel or using an airport Internet kiosk that provides Internet access.

Usually, these are the same user name and password used for the POP3 server; however, they can be unique. Smtp 550 Relaying Denied You send an e-mail message to another person whose e-mail address also ends with @proseware.com. He's running the same settings as everyone else on the SMTP & POP3 in Outlook. Please start a new thread if you have any further issues.

Error 550 Relay Not Permitted

Thursday, March 11, 2010 9:50 AM 0 Sign in to vote I've had situations where SMTP sending wasn't working with "Client cannot send as this user" error. Most email programs always use the From: or Reply-To: header for the sender, and do not allow it to be specified. Error 550 Outlook However, please read the entire article on Direct Delivery so that the disadvantages are understood. Sender Not Authorized For Relay Office 365 Sorry for my english.

After I set "no fixup protocol smtp 25" in it, the problem resolved. click site No. I'm running SBS 2003. However if she uses Webmail (OWA) then she is able to send the e-mail without a problem. Server Error 550 Windows Live Mail

Under a so-called open relay server, there were no restrictions on who was allowed to send via the SMTP server. Tuesday, September 19, 2006 6:01 PM Answers 5 Sign in to vote I experienced the same error for the last couple of days. Proposed as answer by Prithvy Tuesday, May 26, 2009 10:22 AM Friday, May 22, 2009 5:32 PM 0 Sign in to vote Hi am facing same issue i tried all the http://appaliciousapp.com/error-550/outlook-error-550-administrative-prohibition-relaying-not-allowed.php Relaying Denied', Port: 25, Secure (SSL): No, Server Error: 550, Error Number: 0x800CCC79. "The message could not be sent because one of the recipients was rejected by the server.

This error can sometimes be circumvented by first checking for incoming email. Relaying Denied Sendmail the bizzar part.. The company I work for has an 03 Exchange server, with POP3 setup on it. 1 part of our company is setup POP3.

Require that you connect from an authorized network location When you are at home and you dial your ISP or if you have a cable or DSL modem, you are directly

So I had to reset it to 587 again. I had the 550.5.7.1 Unable to relay ..... By far the most common cause is that no user name and password were specified. 550 Relaying Denied For Yahoo Like mine.

Had no practice. For example, if you are modifying your home e-mail account from work, enter the name of your work e-mail server. If your Exchange computer continues to relay messages to external domains, your Exchange computer has an SMTP connector that allows for relay. More about the author I was trying to use the virtual SMTP server in exchange so our Marketing department can send/receive email from a [email protected] address as well as with thier own email address.

Relaying denied: You must check for new mail before sending mail. Friday, September 29, 2006 7:45 PM 0 Sign in to vote It looks like this is a client issue. Usually, these are the same user name and password used for the POP3 server; however, they can be unique. Your mail should be processed normally. The server response was: 550 5.7.1 Unable to relay ] [TargetInvocationException: Exception has been thrown by the target of an invocation.] System.RuntimeType.InvokeDispMethod(String name, BindingFlags invokeAttr, Object target, Object[] args,

You are required to provide a user name and password to access your mailbox. problem too from Outlook 2003 trying to SMTP through POP. I tried every possible recommendations but to no avail - even recommendations here. Then, I chance upon this advice from This makes the junk e-mail appear to come from the site that relays the message and conceals the identity of the real sender. Proposed as answer by bvj1972 Wednesday, March 24, 2010 11:50 AM Monday, March 15, 2010 5:31 PM 0 Sign in to vote Error Scenario Two: 550 5.7.1 : Helo command rejected:

Information regarding the origin and location of the exception can be identified using the exception stack trace below. No. The following recipient(s) could not be reached: 550 5.7.1 Unable to relay for [email protected] Solution: This was the Solution which helped me to send the messages all over the world. 1) Help Desk Software by Kayako fusion {{offlineMessage}} Store Store home Devices Microsoft Surface PCs & tablets Xbox Virtual reality Accessories Windows phone Software Office Windows Additional software Apps All apps Windows

Please suggest appropriates solution if any. On the E-mail tab, click the account that you want to modify, and then click Change. 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 Direct Delivery The only other solution is to not use the mail server at all.

In such cases, your message might appear to be sent normally — it leaves the Outlook Outbox and appears in Sent Items — but it is never actually delivered to the recipient. However, you still can't send mail and you receive an error message.