Ashwani Tiwari | Published: March 17, 2021 | Exchange Server
The user can fix 550 5.7.1 Unable to Relay Exchange 2010 problem with the help of EMC or PowerShell Commands. In this blog, we are going to explain both EMC and PowerShell commands to fix the issue. Now, before implementing the solution it is important to know the possible cause behind this issue. This will help the user to prevent the issue in the future.
550 5.7.1 error occurs because the receive connector in Exchange Server 2010/2007 does not have its default domain value set. Whereas in Exchange 2000/2003 if no domain name is provided, it automatically appends the default domain to values that are submitted to MAIL FROM: or RCPT TO: in the message envelope by sending server.
In Exchange Server 2010, the default domain value on the receive connector is not set by default. In the MAIL FROM: or RCPT TO: commands if no domain name is specified Exchange Server 2007 rejects the message with ‘501 5.1.7 Invalid Address’ response.
Basically, in simple words, one can say that this error message appears when the user tries to deliver email messages outside the domain.
“I am having a website application and I need to send email to that application via our Exchange Server. Now, when I send email internally it was sent perfectly. But I was sending email to an external address I got 550 5.7.1 unable to relay error. I am not able to figure out why this error is occurring. Please provide me an instant and simple way to fix this issues.”
The user can resolve 550 5.7.1 error by implementing the methods in the section given below:
Create the Receive Connector
Here, you have to use the New-ReceiveConnector cmdlet to create the Receive connector Anonymous Relay that listens on local IP address 10.2.3.4 on port 25 from a source server at IP address 192.168.5.77.
New-ReceiveConnector -Name “Anonymous Relay” -Usage Custom -PermissionGroups AnonymousUsers -Bindings 10.2.3.4:25 -RemoteIpRanges 192.168.5.77
Grant relay permission to anonymous connections on the new Receive connector
Get-ReceiveConnector “Anonymous Relay” | Add-ADPermission -User “NT AUTHORITY\ANONYMOUS LOGON” -ExtendedRights “Ms-Exch-SMTP-Accept-Any-Recipient”
If 550 5.7.1 Unable to Relay Exchange 2010 is encountered due to the corruption in the EDB file, the user can use an advanced software i.e. Exchange Recovery Software to recover corrupted Exchange Server mailboxes and repair multiple EDB Exchange database. Moreover, the software also supports the recovery of deleted email from Exchange mailboxes.
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The software is integrated with numerous features which makes it an efficient software. The utility is also capable to support recovery from dismounted and offline Exchange database file, repair Exchange mailbox database, private mailboxes and public folders using dual scan mode option.
The quick scan is used to remove minimal corruption from EDB file and to recovers highly corrupted/damaged/unhealthy Exchange database file select the advance scan. This option too recovers permanently deleted EDB mailboxes and items from loaded .edb file. After recovery, users can export mailbox to PST from offline EDB file and various other formats.
Also Read: Easy way to recover purged emails Exchange 2016/2013/2010
This utility is capable enough to export selective or multiple Exchange mailboxes (user, disconnected, legacy, archive, shared) and items (calendars, mails, tasks, journals, notes, contacts) to Live Exchange Server, Office 365, and EML, HTML, MBOX, PST, PDF, MSG file formats.
Key Features Of Automated Software
Step 1: Download the utility in your machine > Install > Run it
Step 2: Click Add File > Load offline Microsoft EDB file
Step 3: Select on Advance scan mode > Click on the Add button
Step 4: Preview recovered Microsoft offline EDB file > Click export
Step 5: Click on the Exchange mailboxes > Select the export option > Click on browse button to set destination file location > Click on the export button
When any type of error occurs it interrupts the workflow. Thus, it becomes necessary to fix the error as soon as possible. In the above section, we have explained various solutions to fix 550 5.7.1 unable to relay Exchange 2010 error. With the help of the solutions, the user can easily troubleshoot this error without any hassle. In case of corruption in the Exchange database file, it is highly suggested to use the automated wizard mentioned here easily removes corruption from EDB file and repair corrupted Exchange 2010 mailbox along with other version without any data loss and export the healthy as well as recovered mailboxes directly to the Live Exchange Server, O365 and multiple file formats in a simplified manner.