550 5.7 1 unable to relay exchange 2010
The server response was 550 5.7. I have deleted and re-added the send connector numerous times via the GUI and Exchange PowerShell with the same result. 'The SMTP mail system returned the following error: (0x8004020F): The server rejected one or more of the recipient addresses. The account receives email fine, but wont send, it also sends and receives emails fine between internal accounts. Server error: '550 5.7.1 Unable to relay' The following recipient(s) cannot be reached: Your message did not reach some or all of the intended recipients. Add account as POP3 in outlook and get the Exchange 2010 530 5.7.1 Client was not authenticated. OWA works great can send and receive emails no problem to external domains fine (hotmail, yahoo, aol et cetera) Hi If you solve the previous post, you will have this other problem. This article describes the causes of this error and simple techniques to resolve the same. One of the problems I have faced was not being able to send mail from Exchange.
For Email Admins: The message couldn’t be sent because it’s an attempt to relay a message. Using our local domain and accounts for users Steps to Resolve Exchange SMTP Error 550 5.7.1 Unable to Relay. I have been working on one of our LABs last couple days to configure Exchange 2010 servers to work with TMG & EDGE. Scenario: After standing up a new Exchange On-Premises Server. New Exchange 2010 Ent installation on Server 2008 R2 that is Mailbox,CA,UM,HT role. You will have to excuse my lack of intellegence as I am sure this problem is something i have over looked since i have been burning the candle at both ends lately.