In this case, see the Microsoft Exchange Server Deployment Assistant to make sure that the environment meets the system requirements.
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If this problem occurs identically in Outlook and Outlook on the web, there's probably an issue regarding how Exchange federation is set up in your organization. Ask the user to follow these steps:Ĭlick Settings ( ), and then click Office 365.Īfter the user sets up Office 365 desktop applications, the free/busy issue should be resolved. If the behavior differs in Outlook and Outlook on the web, the problem may be that the Outlook client doesn't meet the requirements for Exchange federation. To help troubleshoot this issue, ask users to determine whether the issue occurs when they use Microsoft Outlook and when they use Outlook on the web (formerly known as Outlook Web App) for Office 365. In this case, the problem may be that Outlook isn't up-to-date or that Exchange federation may not be set up correctly. Users in either environment in the Exchange federated organization can't retrieve free/busy information from mailboxes that are located in the other environment. Start the guide to troubleshoot the issue.įor more information about how deploy Exchange federation, go to the following Microsoft website:Īfter you set up Exchange federation, you may experience one or more of the following issues:įree/busy information can't be retrieved from any account in either environment.įree/busy information can't be retrieved from one environment.įree/busy information can't be retrieved from an on-premises account by using a cloud account.įree/busy information can't be retrieved from a cloud account by using an on-premises account.įree/busy information is unavailable in a hybrid deployment scenario between Exchange Online and an on-premises Exchange Server 2003 organization or a mixed on-premises Exchange Server 2003 and Exchange Server 2007 organization.Ĭloud mailboxes can't see the free/busy information for on-premises mailboxes.įree/busy information can't be retrieved from any account in either environment
#Exchange online client connectivity across regions how to
This article describes how to troubleshoot free/busy problems that occur in a hybrid deployment of on-premises Microsoft Exchange Server and Microsoft Exchange Online in Office 365. For more information, see Office 365 Hybrid Configuration wizard for Exchange 2010.
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Instead, use the Office 365 Hybrid Configuration wizard that's available at. Therefore, you should no longer use the old Hybrid Configuration wizard. Note The Hybrid Configuration wizard that's included in the Exchange Management Console in Microsoft Exchange Server 2010 is no longer supported.
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Exchange Online Exchange Server 2016 Enterprise Edition Exchange Server 2016 Standard Edition Exchange Server 2013 Enterprise Exchange Server 2013 Standard Edition Exchange Server 2010 Enterprise Exchange Server 2010 Standard More.