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How to: Pulling Exchange Settings From Office 365 Using Powershell

By November 27, 2017September 16th, 2020Blog, Exchange, Microsoft, Office 365
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This document describes the process of grabbing all mailbox settings from Office 365 Exchange. We use this process a lot for troubleshooting on the back end.

Starting Session with O365:

  1. Open up the Azure active directory module PowerShell instance.
  2. Store credentials in an object:
    PS C:\WINDOWS\system32> $UserCredential = Get-Credential
    
    cmdlet Get-Credential at command pipeline position 1
    Supply values for the following parameters:
    Credential
    PS C:\WINDOWS\system32>
    
  3. Create session object, utilizing credentials:
    PS C:\WINDOWS\system32> $Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://outlook.of
    fice365.com/powershell-liveid/ -Credential $UserCredential -Authentication Basic -AllowRedirection
    PS C:\WINDOWS\system32>
    
  4. Now import session
    PS C:\WINDOWS\system32> Import-PSSession $Session
    WARNING: The names of some imported commands from the module 'tmp_ibt3qgi3.fcu' include unapproved verbs that might
    make them less discoverable. To find the commands with unapproved verbs, run the Import-Module command again with the
    Verbose parameter. For a list of approved verbs, type Get-Verb.
    
    ModuleType Version    Name                                ExportedCommands
    -------— ----—    -—                                -------------—
    Script     1.0        tmp_ibt3qgi3.fcu                    {Add-AvailabilityAddressSpace, Add-DistributionGroupMember...
    

Get Mailbox Settings for User:

  • Just check to make sure that box exists
  • Office 365 mailbox powershell ScriptPull all mailbox attributes by piping to field list (otherwise most will be hidden)Pull Mailbox Attributes Powershel Script
  • Pulling Mailbox settings for Universal Messaging (Voicemail):
    PS C:\WINDOWS\system32> Get-UMMailbox -Identity $User_SIP_Address | fl
    
    
    RunspaceId                        : 0cc44215-d538-48d1-b1f3-80e80f1a2b69
    DisplayName                       : $Full_Name
    EmailAddresses                    : {eum:1111;phone-context=4-digit-plan.6cd0fac6-83bf-47c1-acff-f776a07bb8cb,
    ...
    
  • Pull junk email settings for the given user
    PS C:\WINDOWS\system32> Get-MailboxJunkEmailConfiguration -identity $User_SIP_Address
    
    
    RunspaceId                  : 0cc44215-d538-48d1-b1f3-80e80f1a2b69
    Status                      : IsPresent, IsEnabled
    Enabled                     : True
    TrustedListsOnly            : False
    ContactsTrusted             : True
    TrustedSendersAndDomains    : {}
    BlockedSendersAndDomains    : {}
    TrustedRecipientsAndDomains : {}
    ...

Max Fuller, PEI

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