M365 - Exchange Online Center

ENow Software's Microsoft Exchange Online blog built by Microsoft MVPs for IT/Sys Admins.

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Microsoft Exchange (4)

migration diagram

Part 1: Speed Up Migrations to Exchange Online

Image of Michael Van Horenbeeck MVP, MCSM
Michael Van Horenbeeck MVP, MCSM

This is a multi-part article in which we will cover Migration Endpoints. First, we will cover what Migration Endpoints are, what you use them for and how you can manually configure a migration endpoint. In the second part of this article, we will dive deeper into how you can leverage multiple migration endpoints to potentially speed up your migration to Exchange Online. Lastly, we'll discuss some of the most common mistakes regarding Migration Endpoints and how to avoid or solve them.

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New Client Access Rules for Exchange Online

Image of Nathan O'Bryan MCSM
Nathan O'Bryan MCSM

There are many ways you can manage and control the way your end-users connect to Office 365. Intune, and Azure Active Directory Premium are add-on feature sets for your Office 365 subscription that give you advanced controls for managing client access scenarios, but some customers want a lower level of control that they can implement without having to buy add-on licenses.

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Office 365 Ducks vs Horses banner

2017 Office 365 Outages Recap: Ducks vs Horses - Office 365 Monitoring

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Paul Robichaux

Reddit, a popular online discussion site, has a running joke: people are often asked whether they would rather fight a horse-sized duck or 100 duck-sized horses. This question has surprising relevance to Office 365, because while Microsoft customers often worry about the threat of a widespread large outage (the horse-sized duck), they’re actually getting beat up by a larger number of smaller, less damaging but still annoying outages (the herd of duck-sized horses). There are a couple of deeper issues here that warrant a closer look to understand what the real risk is, and what you can do about it.

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Managing Mailbox Plans for Exchange Online

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Nathan O'Bryan MCSM

When you create a new mailbox in Exchange Online, that mailbox comes with specific settings, features, and protocols enabled. As an Office 365 administrator, you have the ability to go back and modify these settings later if - for instance - you don't want users to have their default mailbox size limit set at 100 GB, or if you want a specific retention policy applied to that mailbox.

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Sizing Edge Transport Servers for a (Large) Hybrid Deployment

Image of Michael Van Horenbeeck MVP, MCSM
Michael Van Horenbeeck MVP, MCSM

When it comes to sizing a typical on-premises Exchange Server deployment, Microsoft has really gone out of their way to provide all the information you need. Along with the Mailbox Role Requirements Calculator, I believe Microsoft’s guidance to be one of the most complete in the industry—–leaving little to the imagination and with clear guidance on what you should and should not do.

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