Office 365 – Shared Mailbox erstellen

New-Mailbox -Name "MailBoxName" -Alias MailBoxAlias -Shared
Set-Mailbox MailBoxAlias -ProhibitSendReceiveQuota 5GB -ProhibitSendQuota 4.75GB -IssueWarningQuota 4.5GB
New-DistributionGroup -Name "Shared Mailbox Access - mailbox@domain.dom" -Alias "sharedaccess-shared-mailbox" -Type Security
Set-DistributionGroup -Identity "Shared Mailbox Access - mailbox@domain.dom" -HiddenFromAddressListsEnabled $True
Add-RecipientPermission "MailBoxName" -Trustee "Shared Mailbox Access - mailbox@domain.dom" -AccessRights SendAs

Office 365 – Postfach in Shared Mailbox umwandeln

Postfachnutzung überprüfen

Get-Mailbox PRIMÄREEMAILADRESSE | Set-Mailbox –ProhibitSendReceiveQuota 5GB –ProhibitSendQuota 4.75GB –IssueWarningQuota 4.5GB –type shared

Lizenz entfernen:

Get-MsolUser – UserPrincipalName PRIMÄREEMAILADRESSE |fl *Licenses*

Licenses : {COMPANY:LIZENZART}

Set-MsolUserLicense -UserPrincipalName PRIMÄREEMAILADRESSE  –RemoveLicenses “COMPANY:LIZENZART”

Office 365 – öffentliches Postfach


New-Mailbox -Name "ANZEIGENAME" -Alias MAILBOXNAME -Shared -primarysmtp <MAILBOXNAME@DOMAIN.DOM>
Add-MailboxPermission "MAILBOXNAME" -User "VERTEILER" -AccessRights FullAccess
Add-RecipientPermission "MAILBOXNAME"  -Trustee "VERTEILER" -AccessRights SendAs

Office 365 – Powershell aktivieren

set-executionpolicy RemoteSigned
set-executionpolicy default
$cred = Get-Credential
$Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://ps.outlook.com/powershell -Credential $cred -Authentication Basic -AllowRedirection
Set-ExecutionPolicy -ExecutionPolicy unrestricted
$importresults = Import-PSSession $session
Set-ExecutionPolicy -ExecutionPolicy restricted