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Exchange 2007 Exchange 2010 Exchange 2013 Exchange 2016 Exchange 2019 M365 - Exchange Online Outlook

WINMAIL.DAT (Exchange 2007-2016-M365) Outlook – DEUTSCH

25.10.2021 admin

WINMAIL.DAT Transport Neutral Encapsulation Format oder TNEF ist ein proprietäres E-Mail-Anhangsformat, das von Microsoft Outlook und Microsoft Exchange Server verwendet wird. Eine Datei mit TNEF-Codierung wird in der Regel als winmail.dat oder win.dat bezeichnet und hat einen MIME-Typ von Application/MS-TNEF. Der offizielle (IANA) Medientyp ist jedoch application/vnd.ms-tnef. Wie oder wann passiert das? Wenn ein Absender […]

Exchange 2010 Exchange 2013 Exchange 2016 Exchange 2019 Microsoft Exchange

Exchange: Addresslist and Dynamic Distribution Groups in Shell

16.10.2021 admin

All you need are working samples not thousands lists and Technet Articles. So here we go with some Exchange Powershell we daily use. Maybe you want lists of all fields so you can choose one to use for the filter first. Get all user info from a certain OU Starting OU would be: OU=Active,OU=Users_W7,OU=BUTSCH,DC=butsch,DC=ch Get-ADUser […]

M365,AZURE,INTUNE Microsoft Exchange

Exchange: Activesync 1053 Event, 4003 Error 2007/2010/2013/2016 Adminsholder

15.10.2021 admin

Activesync with Exchange 2013 does not work, ADMINSHOLDER Flag (an old bad friend) ERROR YOU SEE: Access+is+denied.%0d%0aActive+directory+response%3a+00000005%3a+SecErr%3a+DSID-03152612%2c+problem+4003+(INSUFF%5FACCESS%5FRIGHTS)%2c+data+0%0a_ We just had a user with Activesync with a user migrated from 2007 to 2013. The user was fresh made on 2007 and migrated forth and back a few times. https://testconnectivity.microsoft.com/ Did show all info he can get […]

Exchange 2010 Exchange 2013 Exchange 2016 Exchange 2019

Exchange Meeting Resource Rooms, Booking, Delegate to Assistant

27.09.2021 admin

Exchange 2007/2010 Meeting Resource Rooms, Booking, Delegate to Assitant What we want: Because users can book meeting rooms and sometimes do that wrong IT or assistants want a solution so they can “Approve” each meeting before it gets finally booked. This is called Resource Delegates in Exchange World 😉 Microsoft has made a great effort to […]

CRUNCH Exchange 2010 Exchange 2013 Exchange 2016 Exchange 2019 M365 - Exchange Online Microsoft Exchange Outlook

Exchange 2013/2016 and 2010 Proxy back (400) Bad Request, ADS-user in too many ADS-groups member

23.06.2021 admin

Exchange 2010/2013/2016 Migration, problem after DNS-pointing to 2016 structure with some users Outlook.exe When you thought Kerberos Bloating is way back 2012 it returns. And after some research it is still all over the place. It does affect on premise Solutions as well as cloud solution like ADFS, AZURE etc. Error: This error (HTTP 400 […]

CRUNCH Exchange 2016 Hotfixes, Updates

Exchange 2016 CU20 Schema Update setup.exe /preparead fail because of case sensitivity of OWA APP Policy

19.04.2021 admin

ISO/PATCH: ExchangeServer2016-x64-cu20 Cumulative Update 20 for Exchange Server 2016 (microsoft.com) Problem: Exchange 2016 CU20 Setup.exe /preparead (Version 15.1.2242.4 Fails) on Server 2016 (1607) Step Configuring Microsoft Exchange Server Organization Preparation results FAILED Exchange 2016 CU 20 need and fails to update Active Directory Schema to newer Version (setup.exe /prepareschema works setup.exe /Preparead fails) if you […]

Exchange 2010 Exchange 2013 Exchange 2016

03.03.2021 Exchange 2010, 2013, 2013, 2016, 2019 Patch KB5000871 how to Update correct with Links

03.03.2021 admin

HAFNIUM targeting Exchange Servers with 0-day exploits Important Exchange Update 03.03.2021 for all Microsoft Exchange Versions Affected Exchange Version: 2010, 2013, 2013, 2016, 2019 12.03.2021 We have seen so many installations fail on certain blogs and forums. Please make sure understand the update process of patching a special Server like Exchange or […]

Exchange 2013 Exchange 2016

Exchange 2016, Outlook 2016, Connection Status ERROR* Fehler*

08.02.2021 admin

Problem: Exchange 2016, Outlook 2016, Connection Status ERROR* Fehler* Solution: Install Outlook 2016 Patch KB3115101 Leider läuft man in die Falle immer wieder rein. Man sucht an allen Enden und Cipher oder Kerberos rum und am Schluss ist es ein simpler MS KB patch. Wohl im OnPremise WSUS integriert aber aus Zeitgründen auf […]

Exchange 2010 Exchange 2013 Exchange 2016

Error: “Exchange OWA HTTP500 Internal Server Error” after OWA Logon

04.02.2021 admin

Error: “Exchange OWA HTTP500 Internal Server Error” after OWA logon You see the Logon Screen from Exchange OWA. You Logon with valid Credentials. After Logon you receive a Website error: Solution/Reason/Source: Service “Microsoft Exchange Forms-Based-Authentication Service is not started or crashed. This was hard to find since behind a KEMP and during a […]

Exchange 2010 Exchange 2013 Exchange 2016

Exchange 2010 SP3 RU28/29/30 ended prematurely (Management Framework 3.0 on Server)

30.09.2020 admin

Server 2008R2, Exchange 2010 SP3, ROLLUP 27 installed, 2x DAG Mailbox Server (Netapp Snap Manager for Exchange 7.2.1), CAS-Servers all went fine to Upgrade to RU30 This KB is all about a built in Exchange 2010 Powershell Script from Microsoft where they complain or wonder about Powershell from Microsoft. A finally statement has following […]

Exchange 2010 Exchange 2013 Exchange 2016

Exchange 2010, Certificate stays in PENDING REQUEST after import

27.09.2020 admin

Exchange 2010 / 2013 / 2016 Your made a Certificate Request in Exchange 2010 GUI or Console and sent to ISP You received the Response/Answer from your ISP and try to process/Import the answer (Works) The Certificate shows and stays “Pending Request” ion GUI and also Powershell (does not go away) A reboot does not […]

Exchange 2010 Exchange 2013 Exchange 2016 Exchange 2019 M365 - Exchange Online

How to turn off Autodiscover Warning in Outlook 2010, 2013, 2016, 2019

25.09.2020 admin

How to turn off Autodiscover Warning in Outlook 2010/2013/2016/2019 (Exchange 2010/2013/2016) Warnung: Das Konto wurde fuer die Einstellung auf die Website umgeleitet https://support.microsoft.com/en-us/help/2480582/how-to-suppress-the-autodiscover-redirect-warning-in-outlook A little bit more explained than in the Microsoft KB and with a check THAT if you ONLY set the Registry key if the OFFICE Version is installed. During Migrations you could […]

Exchange 2013 Exchange 2016 Microsoft Exchange

Exchange 2010 2016 Migration, OAB Error, moved user, 0x8004010F

25.09.2020 admin

Migration Exchange 2010-2013-2016, OAB Error Outlook 2016, Exchange 2016 You want do download an Offline Adressbook OAB with a User which you migrated to Exchange 2016 at some point. You get Error “0x8004010F” while doing the Sync. You checked all the OAB Settings on both Servers Get-OabVirtualDirectory Server Name Internal Url External Url […]

Exchange 2010 Exchange 2013 Exchange 2016 Mcafee/Trellix Microsoft Exchange MSME | Security for Exchange

McAfee Security for Exchange 8.6, Display Bug warning Dat out of date

01.09.2020 admin

EPO integrated McAfee Security for Exchange 8.6 SP2 If you have a fully integrated Mcafee Security for Exchange which you manage the POLICY and SETTINGS from the EPO (Not on the Exchange itself) you may see an error in the GUI where it says “Your Anti-Virus DAT may be out of DATE”. That is just […]

Exchange 2007 Exchange 2010 Exchange 2013 Exchange 2016 Exchange 2019 M365 - Exchange Online M365,AZURE,INTUNE Microsoft Exchange Uncategorized

Defrag Exchange on-premises Database with ESEUTIL

29.02.2020 admin

http://technet.microsoft.com/en-us/library/aa998863(v=exchg.80).aspx If you are at the end of Migration. Check there are no user active on the DB: Show all mailboxes on Database “mb3” Get-Mailbox -Database “mb3” | select Displayname, Alias, Database, OrganizationalUnit | ft -wrap –auto Also check this KB for hidden accounts and dead accounts : https://www.butsch.ch/post/Exchange-20072010-Delete-default-Mailbox-Database-remove-last-MailboxSG.aspx Get the Path of the DB: How […]


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Category: Microsoft Exchange