Mike O'Neill's TechNet Blog
Technology information from a Microsoft Senior Premier Field Engineer (PFE)
Blog moving
This blog site is moving to a new URL location: https://mikeoneill.blog/ Thank you for following and...
Date: 10/01/2018
Get-NetConnectionProfile for Windows 7
As customers are still working with Windows 7 and PowerShell (PS) versions before 3.0, sometimes...
Date: 07/16/2018
FieldNote: Scanned firewall, found TCP ports open: 25, 80, 443
One time, I had a phone call from the ISP for the company I was working at and they said they did a...
Date: 07/09/2018
Buying a car
What? Why are talking about buying a car? I was at lunch the other day with some engineers and we...
Date: 07/04/2018
FieldNote: Palm pilot double side taped to server
An IT staff member found a Palm Pilot stuck to the underside of a server. It was held there with...
Date: 06/25/2018
Exchange Server 2010 with Window Server 2016 Domain Controllers
I recently wrote a blog post, and have since updated it, about the Exchange supportability matrix,...
Date: 06/19/2018
DAG’s spread across multi-domains?
Q: Can you spread an Exchange DAG (Database Availability Group) between two domains? A: No. Now the...
Date: 06/18/2018
PowerShell thought process
One important aspect of leveraging PowerShell is to adjust your mindset. Listed are some topics to...
Date: 06/11/2018
Free Azure Student Accounts
Q: I’m a student and don’t have access to a credit card, but I want to learn about cloud computing...
Date: 06/04/2018
Denver based PowerShell user group
User groups are a fantastic way to meet up with people that share similar interests. We have setup...
Date: 05/28/2018
Schema Administrator has a mailbox?
Q: Why does the Schema Admin have a mailbox? A: It’s by design! What? Yes, this is normal behavior...
Date: 05/21/2018
What to name your DAG?
Was helping a customer the other day and the topic of what to name your DAG (Exchange Database...
Date: 05/14/2018
Compare Outlook 2016, Outlook on the web, and Outlook for iOS & Android
I had posted an article a while ago comparing Outlook 2013 to OWA 2013. The O365 team has now...
Date: 05/07/2018
Denver based PowerShell user group
User groups are a fantastic way to meet up with people that share similar interests. We have setup...
Date: 04/30/2018
No more OffCAT
If you didn’t see the news on the Exchange team blog site, OffCAT (Office Configuration Analyzer...
Date: 04/23/2018
Controlling bandwidth in a DAG reseed
Q: Is there a way to control bandwidth within a DAG (Database Availability Group) during a reseed...
Date: 04/16/2018
Exchange Server important dates
Just a reminder, Exchange Server 2010 and 2013 versions have some important dates coming up:...
Date: 04/12/2018
Exchange 2010 and Windows 2016 DC's
Q: Can you run Exchange Server 2010 with Windows Server 2016 Domain Controllers? A: NO. YES! Update,...
Date: 04/09/2018
Microsoft Tech Talks - Azure Identity: Who Am I in the Cloud
In this session, we’ll be discussing various topics and concepts about identities within Microsoft...
Date: 04/02/2018
Denver based PowerShell user group
User groups are a fantastic way to meet up with people that share similar interests. We have setup...
Date: 03/26/2018
Exchange Server: Third Month, Third Week
Just a reminder, the Exchange Product Group (PG) is following the current cadence of releasing...
Date: 03/19/2018
Can you skip CU’s?
The question isn’t can you but should you. What’s a CU? Starting with Exchange Server 2013, the...
Date: 03/12/2018
Denver PowerShellers User Group
User groups are a fantastic way to meet up with people that share similar interests. We have setup...
Date: 03/05/2018
FieldNote: Secure password in file?
Sometimes you must store a password for an account in a PowerShell script file. One option is to...
Date: 02/26/2018
To stay hybrid or not to stay hybrid…
That is the question and the answer is: It depends, but most like yes. You need to ensure that you...
Date: 02/23/2018
Spam notification message
I’ve run into this a couple of times now with customers, consequently thought I’d finally get around...
Date: 02/19/2018
Exchange Hybrid Duplicate Mailboxes
Some customers have seen where they can end up with a duplicate mailbox within their hybrid...
Date: 02/12/2018
One stop page for Outlook updates
It’s getting harder and harder to stay up with all the changes in technology, but once in a while, a...
Date: 02/06/2018
Compliance Manager Preview
The new Compliance Manager (CM) within O365, helps organizations meet compliance obligations like...
Date: 01/29/2018
Exchange online preservation policy summary
I love the cloud, yet sometimes it is not easy to keep up with the ever-changing topology. With the...
Date: 01/25/2018
PowerTip: Removing calendar events from a mailbox
Summary: Remove calendar events within an Exchange online mailbox. (Re-post from a Hey Scripting...
Date: 12/15/2017
Exchange Server 2019 Announced
It’s official, Exchange Server 2019 will be released! This will be an on premises deployment for...
Date: 10/01/2017
Exchange September 2017 updates
I don’t normally just repeat blog posts from other groups, but I felt this one was important to make...
Date: 09/20/2017
Dynamic Distribution Groups, Distribution Groups, and Exchange hybrid
I recently ran into a customer that uses: Distribution Groups (DG), leverage Dynamic Distribution...
Date: 06/27/2017
Runas Radio
I was interviewed on ‘RunAs Radio’ which was posted on May 24th, 2017 with a 30-minute discussion...
Date: 05/27/2017
Download Ignite
Did you miss Microsoft’s Ignite 2016? Guess what, you can download all PowerPoint files and videos....
Date: 10/06/2016
Exchange Online - Aggressive Termination script
As more and more customers migrate Exchange on premises data to Exchange online, there are some...
Date: 08/05/2016
Shared Mailboxes in Exchange Hybrid now work cross premises
Shared mailboxes within an Exchange/Office 365 hybrid environment are now fully functional using...
Date: 03/20/2016
Health Checker .ps1 for Exchange
Mark Nivens created this HealthChecker.ps1 file for Exchange servers for your on premises...
Date: 03/07/2016
Grammarman to the rescue.
I thought I would share this cartoon to help lighten the conversation when people incorrectly use...
Date: 03/06/2016
Check for .Net version script
I was helping a customer install Exchange 2016 this week and they completed a base Windows Server...
Date: 02/27/2016
.NET 4.6.1 not yet for Exchange
Just a reminder, the Exchange team blog site posted an important message about NOT installing .NET...
Date: 02/12/2016
TechMentor: Las Vegas
Welcome to the New Year! I’ll be speaking at TechMentor, March 7-11, 2016 in Las Vegas....
Date: 01/01/2016
O365_Logon Module
I created this PowerShell module to help O365 Administrators sign into the their online tenant...
Date: 11/30/2015
O365_Installs_Connections.ps1
This script simplifies IT administrators installs for all of the required additional...
Date: 11/30/2015
SharePoint Online Management Shell
The SharePoint Online Management Shell has a new Windows PowerShell module that lets O365...
Date: 11/30/2015
Exchange AD Deployment site
When installing a brand new Exchange server, there are several actions that you should consider. One...
Date: 11/28/2015
Live! 360 Event in Orlando
I’ll be speaking at Live! 360 Orlando, November 16-20. Surrounded by your fellow industry...
Date: 11/11/2015
The Grammar Police
Putting on the grammar police hat for a minute, there is sometimes misunderstandings about the...
Date: 08/17/2015