Microsoft 365

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Recover Deleted items in Exchange online (Microsoft office 365)

Ravikaran Patel Microsoft 365 - April 01, 2022

In Exchange online we provide 3 layers of Recovery so that messages can be recovered Deleted Items Folder Recover Deleted Items Folder Purges Folder Deleted Items Folder When a mail is deleted(normal Delete not shift Delete) its moved to Deleted Items folder and its present there until, either we manually delete the messages from there or its deleted automatically as per the Retention Policy of the Organization(default value is 30 days) Recover Deleted Items Folder When a mail is Shift deleted(hard deleted), or deleted from Deleted items or removed from deleted items by the Retention policy, its moved to the Recover Deleted Items Folder and it remains there for next 14 days (can be extended to 30 days). There are 2 folders under Recovery Deleted Items Deleted Folder(its not the normal Deleted folder in the mailbox) Purges Folder When the mail is present in Recovery Deleted Items(Deleted folder) i

Error - QuarantinedAttributeValueMustBeUnique

Ravikaran Patel Microsoft 365 - July 18, 2019

Case History. 1. Client already had users created in office 365 2. Client wanted to setup SSO for office 365 users Approach for requirement fullfilment 1. Deployed and configured Azure AD connect 95% users were synced and soft match was successfully done 5% users were getting error - QuarantinedAttributeValueMustBeUnique (to view the sync issues - https://aad.portal.azure.com/#blade/Microsoft_Azure_ADHybridHealth/AadHealthMenuBlade/SyncErros ) When we checked 2 users were found under Active users 1. one in Cloud (this was created earlier/ already existed ) with active licenses and Mailbox 2. one unlicensed synced with AD Solution - 1. Delete the unwanted user in Azure or AD as per this document. https://blogs.msdn.microsoft.com/hkong/2017/03/23/how-to-fix-attributevaluemustbeunique-error-message-when-trying-to-sync-an-object-from-on-premises-active-directory-to-office-365/ but If we delete the user in Azure we will loose

Error - AttributeValueMustBeUnique in Azure AD connect sync

Ravikaran Patel Microsoft 365 - July 11, 2019

My customer had already created accounts in office 365 and managing them in Azure, however due to some changes in business they wanted to sync AD with Azure to sync Password and Manage Identity form AD. Solution - Deploy Azure AD connect on ADDC, and post that it will do a Soft Match. However there were error with some users, their identities did not sync and their status still reflected as Azure AD. Error - Unable to update this object because the following attributes associated with this object have values that may already be associated with another object in your local directory services: [ProxyAddresses SMTP:user@domain.com;]. Correct or remove the duplicate values in your local directory. Please refer to http://support.microsoft.com/kb/2647098 for more information on identifying objects with duplicate attribute values. Tracking Id: b8367c95-ae67-46e1-xxxx-xxxxxxxxxx ExtraErrorDetails: [{"Key":"ObjectId","Value":["cd088468-bb6a-4

Analyze Office 365 Message headers

Ravikaran Patel Microsoft 365 - January 18, 2018

How to get the message headers? From outlook. i. Double click on the mail “This will open the mail in new window” ii. Go to File option in the tool bar. iii. File > Info > Properties In the new pop up window copy all the contents available under “Internet Header” option. From OWA a. Open the mail b. Click on dropdown option available under “reply all” option c. Under the dropdown options select “Message Properties”. Once you have the message headers, open search “EXRCA” on Internet or open https://testconnectivity.microsoft.com/ Once you are the Microsoft remote connectivity site is opened select the option “Message Analyzer” Paste the copied/saved header under “Insert the message header you would like to analyze” and click on analyze. You will see the results in the below order. · Summary will give the overview of the mail like o Subject o From , To , …etc ·

Powershell For o365.

Ravikaran Patel Microsoft 365 - February 03, 2017

Powershell For o365. http://m.virtualizationadmin.com/articles-tutorials/application-virtualization-articles/deep-dive-office-365-powershell-cmdlets-part-8.html

Restore data for a deleted office 365 user

Ravikaran Patel Microsoft 365 - December 31, 2016

We need to create a New user and assign it a Exchange online licenses and let the mailbox be provisioned. Once the Mailbox is created for the new user, proceed further. Connect PowerShell to Exchange Online using below command: $LiveCred = Get-Credential $Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://outlook.office365.com/powershell-liveid/ -Credential $UserCredential -Authentication Basic –AllowRedirection Import-PSSession $Session Then checked the old (deleted) user in Soft Delete Get-Mailbox –SoftDeletedMailbox (check for the deleted user) Get-mailbox –SoftDeletedMailbox –Identity “Name of the mailbox” | fl *guid* Copy the GUID (not Exchange GUID) in a notepad (1) Get-mailbox –Identity “Email address of the new user” | fl *guid* Copy the GUID (2) Following command will copy the old mailbox’s email to the new mailbox. New-MailboxRestoreRequest -SourceMailbox "GUID (1)" -TargetMailbox "GUID (2)" -Tar

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