550 5.7.54 SMTP; Unable to relay recipient in non-accepted domain If you need to relay to external (i.e. non-accepted domains) via Exchange, in addition to
Issue When trying to delete a legacy Public Folder Database from an Exchange 2010 server, I got the following error. The public folder database ‘X500
Issue When installing an Exchange Server 2016 CU11 server into an Exchange 2010 organisation I encountered the following error during Step 6: Management Tools. Error:
Issue When applying an Exchange 2013 CU (CU 23), setup fails at Step 9 of 17: Mailbox role: Transport service with the following error. Error:
Issue When applying Exchange 2013 CU’s, I’m often faced with the following error during pre-req checks. Error: A reboot from a previous installation is pending.
Issue When applying Exchange Server 2013 CU23 to hosts in a three node DAG (all Multi-Role), I hit an issue where I couldn’t launch the