Office 365: Start-ManagedFolderAssistant in Office 365
In Office 365 administrators can invoke the managed folder assistant by using the start-ManagedFolderAssistance command. PS C:\> Start-ManagedFolderAssistant tmcmichael@domain.com This week I...
View ArticleOffice 365: SPAM detection and reverse DNS lookups.
In Office 365 support we occasionally receive requests to review non-deliverable reports. In some instances the non-deliverable reports are generated by remote mail systems antispam technologies –...
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Office 365: Adding a cloud only distribution group as a member of a...
Today I spoke with a customer that had a unique situation – at least for me. They have started to create distribution lists that reside in Office 365. They still had distribution lists that were...
View ArticleOffice 365: Licensing mail users results in mailbox objects.
In Office 365 we allow administrators to create mail user objects. A mail user object is a security principal in the local active directory that also has an external email address assigned. The user...
View ArticleOffice 365: Internal forwarding and remote domains…
In Office 365 I often encourage customers to control user forwarding through the user of remote domains. You can find two of my blog posts on this topic here:...
View ArticleOffice 365: Detecting and preventing duplicate mailboxes between On-Premises...
In Office 365 when licenses are assigned to a user a mailbox should not be provisioned if the user has a mailbox on premises. Our provisioning logic looks to see if there is a replicated Exchange GUID...
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Office 365: Trusting application emails sent through internal relay…
In todays connected environments there are several applications that send email through designated internal relay servers. The messages may originate from application servers that generate...
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Office 365: Resetting a migrated users Azure Active Directory account….
In certain support circumstances it may become necessary to hard delete an Azure Active Directory account. When the user has a mailbox that has been migrated to Exchange Online additional steps may be...
View ArticleOffice 365: Mail disable an on premises security group…
Administrators may enable security groups on premises as distribution groups. [PS] C:\>Get-DistributionGroup BlogSecurityGroup Name DisplayName GroupType...
View ArticleOffice 365: Unable to locate an Azure Active Directory user for an Exchange...
In order for an Exchange Online mailbox to exist in Office 365 it must be attached to an Azure Active Directory object. In Exchange Online we record the object ID for the Azure Active Directory...
View ArticleOffice 365: The mystery of mobile phone…
In the last few weeks I have worked several escalations from customers inquiring about inconsistencies with the mobile phone attribute. In almost all cases inconsistencies were noticed in the Exchange...
View ArticleOffice 365: Exchange Migrations and the data migrated information…
In Office 365 migration batches are the preferred method of establishing mailbox migrations to Office 365. When a migration batch is established the users included in the batch are represented as...
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Office 365: Correcting users who have had a mailbox in the cloud and...
In some previous blog posts I have outlined conditions where users may have inadvertently had a mailbox both on premises and in the cloud at the same time. The following links outline these scenarios...
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Office 365: Unable to modify group membership in the Office 365 portal…
In Office 365 cloud only groups can have their membership managed through the Office 365 portal or through the Azure Active Directory powershell commands. As with on premises Active Directory multiple...
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Office 365: A different approach to handling Office 365 group mail flow…
In Exchange Online an Office 365 Group ( Unified Group / Modern Group ) allows for a new level of team collaboration. Office 365 Groups are created directly in Exchange Online and Azure Active...
View ArticleOffice 365: Stale Information in the Offline Address Book and Individual...
In Office 365 an Exchange related object can be replicated from the on premises Active Directory to Azure Active Directory and then forward synchronized into the Exchange Online Active Directory. In...
View ArticleOffice 365: Challenges with Distribution Groups for Migrated Mailboxes and a...
=========================================================================================== Group Migration Script v1.0 –> https://github.com/timmcmic/DLConversion/blob/master/src/DLConversion.ps1...
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Office 365: Challenges with Distribution Groups for Migrated Mailboxes and a...
=========================================================================================== Group Migration Script v1.1 –> https://github.com/timmcmic/DLConversion/blob/master/src/DLConversion.ps1...
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Office 365: Dynamic distribution lists created by email domains.
Dynamic distribution lists offer excellent mechanisms to email groups of users based on their attribute rather than maintaining manual group membership. One request I often receive is how can we...
View ArticleOffice 365: Tracking last run times of the managed folder assistance /...
In Office 365 the managed folder assistance is responsible for applying data retention policies to mailbox items. For example, if you have a policy to purge items older that 90 days from deleted items...
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