Hide Users or Shared Mailbox from GAL in Hybrid Environment
If you use an on-premises Active Directory domain controller that syncs with Azure via AAD connect and want to hide an On Premises user from the GAL you should edit …
Exchange- turn off basic authentication hidden legacy services
Turning off Basic authentication in the Microsoft 365 admin center does not turn off two legacy services. AllowBasicAuthOutlookService AllowBasicAuthReportingWebServices These two settings can only be turned off via Exchange Online …
Exchange Rooms Resources mailbox & Powershell
Use powershell to change the calendar processing settings of resources mailbox (MS Teams Rooms). First you need to connect to Exchange Online To get a list of all Resource/Room Mailboxes …
Exchange Online: An unknown error has occurred. Refer to correlation ID: bcaed709-6a5f-498f-8ff4-634ea1d4e375
Error : Exchange: An unknown error has occurred. Refer to correlation ID: bcaed709-6a5f-498f-8ff4-634ea1d4e375 To get more details about this error start Powershell and enter this commands : connect-msolservice Get-MsolUser-HasErrorsOnly|flDisplayName,UserPrincipalName,@{Name=”Error”;Expression={($_.errors[0].ErrorDetail.objecterrors.errorrecord.ErrorDescription)}} {The …
Exchange Export & Import Mailbox permissions
I used this powershell to quickly export Mailbox permissions from one mailbox and set the same permissions on another mailbox.
Update procedure Exchange CU21 & Security update
Download Cumulative Update 21 for Exchange Server 2016 (KB5003611) : https://www.microsoft.com/en-us/download/details.aspx?id=103242 Download Security Update For Exchange Server 2016 CU21 (KB5004779) :https://www.microsoft.com/en-us/download/details.aspx?id=103311 Start by updating Active Directory using the latest CU installation …
Exchange check current version
Via Powershell Via Exchange Management Shell The AdminDisplayVersion value shows the Exchange version in the format : “MajorVersion.ServicePack.CumulativeUpdate/UpdateRollup.MinorVersion” Via webbrowser (if maps is enabled) : https://<serverFQDN>/mapi/emsmdb/ For Office 365 use https://outlook.office.com/mapi/emsmdb/ Now …
Exchange 2016 OWA / ECP issue : ASSERT: HMACProvider.GetCertificates:protectionCertificates.Length
[Owa] An internal server error occurred. The unhandled exception was: Microsoft.Exchange.Diagnostics.ExAssertException: ASSERT: HMACProvider.GetCertificates:protectionCertificates.Length<1 at Microsoft.Exchange.Diagnostics.ExAssert.AssertInternal(String formatString, Object[] parameters) at Microsoft.Exchange.Clients.Common.HmacProvider.GetCertificates() at Microsoft.Exchange.Clients.Common.HmacProvider.GetHmacProvider() at Microsoft.Exchange.Clients.Common.HmacProvider.ComputeHmac(Byte[][] messageArrays) at Microsoft.Exchange.HttpProxy.FbaModule.SetCadataCookies(HttpApplication httpApplication) at Microsoft.Exchange.HttpProxy.FbaFormPostProxyRequestHandler.HandleFbaFormPost(BackEndServer …
Exchange AD attributes in Hybrid Exchange Online Setup
When a user accounts is auto created in a Hybrid setup some necessary exchange attributes are missing from the user part in the on-premises AD. So if you experience mail …
Exchange Online create dynamic distribution groups
Start a Powershell session with Exchange online $UserCredential = Get-Credential$Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://outlook.office365.com/powershell-liveid/ -Credential $UserCredential -Authentication Basic -AllowRedirection Import-PSSession $Session -DisableNameChecking #Create Dynamic distribution groupNew-DynamicDistributionGroup -Name Test-Dynamic …
Delete Exchange mailbox without deleting User account
Default behavior of Exchange is when you delete a mailbox the useraccount will also be deleted.The procedure to keep the user account and only delete the Mailbox will be : …
Exchange Online PowerShell V2
The Exchange Online PowerShell V2 module also known as EXO V2 enables admins to connect to the Exchange Online environment to retrieve data, create new objects, update existing objects, remove …