Office365 Recipient address rejected: Access denied

Funny thing happend…… For some reason new email accounts (older then 24 hours) and email aliases was not working properly within Office365. External contacts was reporting: tried to deliver your message, but it was rejected by the server for the recipient domain mydomain by 550 5.4.1 [<username>@<mydomain>]: Recipient address rejected: Access denied Reason: Accounts was is getting propagated in an accepted time frame (24 hours) Issue:  The affected accounts is unable to receive email from external contacts – emails are not getting delivered. Resolution: We changed the accepted domain to Internal relay to resolve the issue. As a precaution we … Continue reading

Import-Mailbox fails occasionally

To import data from a .pst file, you must run the Import-Mailbox cmdlet from a 32-bit computer that has the following installed; # 32-bit version of the Exchange management tools (download link : ) # Microsoft Office Outlook 2003 Service Pack 2 (SP2) or later versions a few good articles ; Check info: 1.      Please add parameter “-verbose” at the end of the Import-Mailbox and reproduce the issue, which can give us more info to narrow down the cause 2.      Is there any related error or warning event in the application log on the both client and … Continue reading