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Grace Yin's avatar
Grace Yin
Iron Contributor
Mar 28, 2019
Solved

You don't have permission to sent to

Hi,    When we book a room, the message "You don't have permission to sent to " is showing, and we got the undeliverable bounce back message if sending it.   How to solve this issue? Need h...
office 365
  • VasilMichev's avatar
    VasilMichev
    Mar 28, 2019

    This is basically the "delivery restrictions" feature you can configure for any type of mailbox. Someone configured a list of people that are not allowed to send messages, or similarly, a list of people that are allowed and everyone else is blocked. You can confirm this via:

     

    Get-Mailbox roomname | fl accept*,reject*,RequireSenderAuthenticationEnabled

Dan_Snape's avatar
Dan_Snape
Bronze Contributor
Mar 28, 2019
Are the mailboxes on-premises, in Office 365 or is it a hybrid with one on-premises and the other in Office 365?

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