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Category Archives: Office 365

Office 365

TOOL: My own Exchange Move Request Report script

Written on January 28, 2019 at 6:00 PM, by

As a consultant I do a lot of migrations or assist in them. In this case I wrote my own script for processing the information generated by the Mailbox Replication Service. This service is used in Microsoft Exchange on-premises and in the cloud for migrating the mailboxes between databases or environments. After multiple times doing […]

The mysterious case of a failed account recovery and orphaned mailbox

Written on January 14, 2019 at 11:25 AM, by

In this blogpost I want to address two real-life cases that I encountered in the same Microsoft Office 365 tenant. The reason why I address the two issues in this one blog is because the errors and steps to resolution, were identical for both issues. Background Information The issues occurred in a cloud-only tenant. The […]

Exchange Server 2019 Preview is available!

Written on July 24, 2018 at 6:00 PM, by

Today the Microsoft Exchange Product Group announced the release of the Exchange Server 2019 public preview! They also lifted the veil on some of the new features/capabilities etc. of this new major build of Exchange Server. Where can I download the Preview bits? Click here to download Exchange Server 2019 Preview. Warning: These are Preview […]

I will be speaking at ExpertsLive NL 2018!

Written on March 30, 2018 at 9:47 PM, by

And some other news dropped in my mailbox this week: I will be speaking together with Jetze Mellema at ExpertsLive NL 2018 on 19th June! During that session we will talk about Exchange migrations; “Destination unknown, migrating mailboxes from somewhere to anywhere“. What will we be speaking about exactly? “Migrating mailboxes. Something every Exchange admin […]

Free community event in Maarssen (NL) this Thursday evening

Written on February 19, 2018 at 12:43 PM, by

What? A free community event in a first collaboration between Dutch and Belgian Exchange, Skype and Office 365 experts. There will be two sessions, but before and after sessions you are free to talk with any of them about Exchange, Skype for Business/Teams and Office 365. When? This Thursday evening starting at 18:00. Where? Maarssen […]

Starting October 31st 2018 Office 365 will only allow TLS 1.2

Written on January 10, 2018 at 10:51 PM, by

Update 5 September 2018 I got confirmation that SMTP also requires TLS1.2, see also this support article. Be sure to check all of you incoming/outgoing SMTP connections. That might be a good time to review those SMTP connections with this and this Microsoft article.   Update 10 February 2018* So, Microsoft announced a new date […]

I’ll be speaking at E-Communications & Collaboration Day 2017 (BE-COM.eu) on May 3rd 2017

Written on April 20, 2017 at 5:39 PM, by

In a few weeks, I’ll be travelling to Novotel Leuven in my neighboring country Belgium for the E-Communications & Collaboration Day 2017, a full-day (May 3rd 2017) of expert presentations and content about Office 365, Exchange, Skype for Business and related technologies. During this day, I will be presenting “Securing Exchange Online”: In this session, […]

Creating an Activity alert in Office 365

Written on April 10, 2017 at 3:56 PM, by

Within Office 365 you can use Audit Logging to monitor specific actions admins and users take. It’s comparable with Auditing within Exchange, but for most of all actions available in your Office 365 tenant. However, you need to do a search to find those actions perhaps long after the fact. That might be adequate for […]

Can I place my Exchange hybrid management server in Azure and use Azure Domain Services?

Written on March 31, 2017 at 3:18 PM, by

As some might know (although I and others have to repeat this regularly…), if you enable directory synchronization from your on-premises Active Directory (AD) and you migrate all you Exchange mailboxes to Exchange Online you still require an Exchange server to manage mail(box) objects. It is the only supported solution, even though some use third […]

Cheat Sheet: Setting Exchange Mailbox User Permissions via PowerShell

Written on July 13, 2015 at 4:24 PM, by

One of the things I get asked about quite a lot, is how you can set specific permissions in Exchange Server and Exchange Online. Most cases the Management Console (in 2010) or the Exchange Admin Center (EAC, Exchange 2013 & 2016 and Online) provide most basic permissions like Full Access, Send As and Send On […]