How to configure Zimbra Mail to relay internal messages to Microsoft 365 collaborators from the same domain?

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oandersonit
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Joined: Wed Mar 22, 2023 3:01 pm

How to configure Zimbra Mail to relay internal messages to Microsoft 365 collaborators from the same domain?

Post by oandersonit »

Dear,

I would like to request support regarding a scenario in which I have a hybrid environment between Microsoft 365 and Zimbra Mail, with mailboxes in both environments.

For the Microsoft environment, I configured message relay connectors to Zimbra, in case the email address is on the Zimbra server. This process works very well.

However, when I try to send an email to a collaborator who has their mailbox hosted on Microsoft 365, the message is not delivered, and I receive an NDR message stating that the recipient was not identified.

I would like to know how I can configure Zimbra Mail so that collaborators from the same domain whose mailboxes are hosted on Microsoft 365 can receive messages normally.


============
Portuguese - Brazil

Prezados,

Gostaria de solicitar apoio em relação a um cenário no qual tenho um ambiente híbrido entre Microsoft 365 e Zimbra Mail, com caixas de correio nos dois ambientes.

Para o ambiente da Microsoft, configurei os conectores de retransmissão de mensagens para o Zimbra, caso o endereço de e-mail esteja no servidor Zimbra. Esse processo funciona muito bem.

No entanto, quando tento enviar um e-mail para um colaborador que tenha sua caixa de correio hospedada no Microsoft 365, a mensagem não é entregue e recebo uma mensagem de NDR informando que o destinatário não foi identificado.

Gostaria de saber como posso configurar o Zimbra Mail para que os colaboradores do mesmo domínio cujas caixas de correio estejam hospedadas no Microsoft 365 possam receber as mensagens normalmente.
phoenix
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Re: How to configure Zimbra Mail to relay internal messages to Microsoft 365 collaborators from the same domain?

Post by phoenix »

You should always give the version of ZCS that's in use by posting the full output of the following command:

Code: Select all

zmcontrol -v
You can take a look at the Split Domain wiki article which should address your problem.
Regards

Bill

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