Dejan Foro

About Dejan Foro

Dejan Foro is founder and CEO of Exchangemaster GmbH. He lives in Zurich, Switzerland and is a dedicated specialist, with 26 years of professional work experience in IT. Before starting Exchangemaster GmbH he worked for 20 years as a system engineer and project manager with customers of all sizes across many industries: From small ISV startups and a NGO humanitarian organizations up to largest international corporations like Stryker, Swisscom, British Telecom and Nyrstar. He spent his entire career delivering Microsoft based infrastructure solutions with main focus on Active Directory, Exchange and Office 365. During those years, he collected a valuable work experience on 8 Exchange generations (2019, 2016, 2013, 2010, 2007, 2003, 2000 and 5.5) and has delivered services to a user base of more than 3.2 million mailboxes in on-premise, hybrid and Office 365 deployments. Beside working on customer projects, he is a regular speaker and expert at Microsoft conferences and user groups. As a Microsoft Certified Trainer he also teaches Microsoft Official Curriculum courses to technical professionals around Europe. For his work he has received numerous awards. In 2005 he was the first member to be elected into the MCP Hall of Fame by Windows IT Pro Magazine readers choice (as 1 of 6 worldwide). From 2005-2017, Dejan has been awarded by Microsoft Corporation with the yearly Microsoft Most Valuable Professional (MVP) award in area of Exchange for 12 years in a row. In area of Exchange this award is issued to less than 100 Exchange professionals worldwide.

FAQ 000171 – Unable to configure Exchange partner application – error 503 server unavailable

This article applies to: Windows Server 2012 R2, Exchange 2016 PROBLEM When you run the ConfigureEnterprisePartnerApplication.ps1 on your Exchange server in order to configure application partnership with another server (typically Skype for Business or SharePoint) you receive the following error message: Cannot acquire auth metadata document from 'https://sfbpool.company.com/metadata/json/1'. Error: The remote server returned an

FAQ 000170 – How to enable external applications to access your Exchange data by using Application Impersonation

This article applies to: Exchange 2010, Exchange 2013, Exchange 2016, Exchange 2019, Exchange Online In this article I will demonstrate how to configure application impersonation for an application service account by using PowerShell. This is typically used to give external applications access to your mailboxes. For example, you have an application that needs access

Microsoft released February 2019 quarterly updates for Microsoft Exchange Server

Microsoft released the February 2019 quarterly updates for Microsoft Exchange Server: Exchange Server 2019 Cumulative Update 1 (KB4471391) Exchange Server 2016 Cumulative Update 12 (KB4471392) Exchange Server 2013 Cumulative Update 22 (KB4345836) Exchange Server 2010 Service Pack 3 Update Rollup 26 (KB4487052) The release contains important fixes to several Exchange security vulnerabilities, therefore it

Reminder: Exchange 2010 end of support

As already announced by Microsoft last year, the Exchange 2010 support is coming to an end on January 14, 2020. If you still have Exchange 2010 around, you basically have less than a year left to plan and upgrade to Exchange 2016, Exchange 2019 or Exchange Online (Office 365). In case you need a reliable, experienced