Falsches Exchange CU Setup

In einer Kundenumgebung wurde versucht, Exchange Server 2016 CU23 zu installieren. Hierbei kam es zu einen Fehler bei der Installation der Sprachpakete. Das Setup hat versucht, die Sprachpakete aus dem Exchange-Installationsverzeichnis zu installieren. Der Screenshot zeigt, dass das Setup von CU 22 und nicht von CU 23 gestartet wurde, obwohl die aktuelle ISO-Datei von Exchange […]

Installation Exchange 2016 CU 23 schlägt fehlt

Tools

Exchange Server ist eine sehr liberale und tolerante Applikation. Das durfte ich heute in einer besonderen Situation einer Exchange Server 2016 CU Installation erleben. Und mit liberal meine ich das Exchange Server selbst, nicht die Installationsroutinen. Die Aufgabe war die „Rettung“ einer fehlgeschlagenen Exchange Server 2016 CU22 Installation, die mit der Fehlermeldung “ Vorangegangener Installationsfehler […]

Exchange Server Questionnaire Spring/Summer 2022

The Exchange Product Group announced Exchange Server vNEXT for fall 2021. As of today the next Edition of Exchange Server is not available. As we are still waiting for the next edition of Exchange Server it is time to take a look at the current state of on-premises Exchange deployments.

Exchange Server Questionnaire Spring 2022

The Exchange Product Group announced Exchange Server vNEXT for fall 2021. As of today the next Edition of Exchange Server is not available. As we are still waiting for the next edition of Exchange Server it is time to take a look at the current state of on-premises Exchange deployments.

Public Folder Source Side Validation

–Public folders are a hidden gem of Exchange Server and provided a way of co-working when today’s solutions were still a thing of the future. Even with on-premises modern public folders, you might encounter situations where you have to perform tasks maintaining and preparing for public folder migration to Exchange Online or for moving public folder mailboxes to Exchange Server 2019.

Exchange Emergency Mitigation Service – Findings

You are hopefully familiar with the new Exchange Emergency Mitigation Service (EEMS) for Exchange Server 2016 and 2019. That is a new service providing automated emergency configuration of your Exchange servers by Microsoft in the case a security risk has been identified. This post covers specific issues where EEMS does not work as expected.

Clear legacyExchangeDN ADCDisabledMail

When you prepare your on-premises public folder hierarchy ACLs for migration to Exchange Online or for moving from Exchange Server 2016 to 2019 you might see the following error:

Multiple objects with legacy DN ADCDisabledMail were found.