Announcing the updated Exchange Deployment Assistant site

Today we’re announcing a new site for the Exchange Deployment Assistant – https://assistants.microsoft.com! Like the rest of the Exchange documentation, the Deployment Assistant has lived on TechNet since it was created. With the move towards the docs.microsoft.com platform, we needed to make a similar migration for the Deployment Assistant. With the move to the new…


Investigating TLS usage for SMTP in Exchange Online

Microsoft is committed to enforcing the best security for our services. As a result, TLS1.0, TLS1.1, and 3DES were deprecated in the Office 365 service. While 3DES is currently in the process of being disabled, there is no date set for disabling TLS1.0 and TLS1.1. That said, we are working towards disabling these TLS versions…


New Outlook for iOS and Android App Configuration Policy Experience – General App Configuration

At Microsoft Ignite, Outlook for iOS and Android announced support for deploying managed device general app configuration settings for Office 365 mailboxes and on-premises mailboxes leveraging hybrid modern authentication. This capability leverages either the Managed App Configuration for iOS or the Android managed configurations to enable MDM solutions to push configuration settings. Today, we are…

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Announcing the Public Folder Consistency Agent for Exchange Online

We are very glad to announce availability of the public folder consistency agent for public folders in Exchange Online. What is this, you ask? Read on! The agent currently works on two scenarios: Scenario 1: Stale permissions on public folders Consider a scenario where a user was given permissions on a public folder, but their…


Advanced Office 365 Routing: Locking Down Exchange On-Premises when MX points to Office 365

We often get request from customers to control mail flow routing in a hybrid deployment, for various compliance requirements. Achieving the desired routing greatly depends on where the MX record is pointed to and the involvement of 3rd party mail gateways. Also, use of Centralized Mail Transport and the two mandatory Office 365 native domains…


Meta Cache Database (MCDB) Setup Guide is available

At Ignite 2017 and 2018 we began telling you about the Meta Cache Database feature we’re using in the O365 cloud service to improve scenario performance and store more mailboxes on ever-growing hard disk drives (HDDs). If you have not had a chance to join us at Ignite or would like a refresher, here are…


Released: February 2019 Quarterly Exchange Updates

Today we are announcing the availability of quarterly servicing updates, cumulative and update rollups, for all supported versions of Exchange Server. Exchange Server 2010, 2013, 2016 and 2019 all receive an update package. These updates include important fixes to address vulnerabilities being discussed in blogs and other social media outlets. While it is not the…


15 years!

Believe it or not – as of today, this blog has been around for 15 years! That’s right… the very First post was published on February 9, 2004, with How the M: Drive came about hot on its heels. Not too shabby for something people said would never work! On this blog, we have something…


Retiring Unified Messaging in Exchange Online

Microsoft is retiring Unified Messaging (UM) in Exchange Online and replacing it with Cloud Voicemail and Auto Attendant services.  This impacts voicemail processing and Auto Attendant in Exchange Online for all customers using these workloads. The following servers connecting to Exchange UM Online will be transitioned by Microsoft to Cloud Voicemail on or before February…


The Microsoft Hybrid Agent Public Preview

Update 4/9/2019: to read about additional features released in the Hybrid Agent, please go here. The moment you’ve all been waiting for has arrived! We are pleased to announce the Microsoft Hybrid Agent for Exchange Server is now available for preview! We talked in some depth about the Hybrid Agent back at Ignite 2018 in…