How to update the username within Office 365 (with AD Connect Synced)

So let’s say you are doing a migration from the local exchange server to Office 365 and you forgot to update the UPN field in Active Directory to match the domain of the email address. If this happens, you need to update the username within Office 365.  Fortunately, I can show you how to do this using PowerShell.

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How to update UPN for everyone in a specific OU using PowerShell

If you are running an Office 365 migration for a larger number of users and you would rather not sift through hundreds of user accounts to update their UserPrincipalName Attribute in order to have their username be accurate in Office 365 then have I got the script for you! This script will update UPN for everyone within a specific OU, or all in the directory using PowerShell.

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How to enable execution of PowerShell scripts

Often time system administrators are asked to make company-wide changes. These can be very hard to do unless you run a PowerShell script.  Many scripts that you write or find online are unable to run with a generic error message saying you need to enable execution of PowerShell scripts.  This article shows very briefly how to fix this.

PowerShell command needed to enable execution of PowerShell scripts

Enter the following commands within PowerShell run as administrator:

Set-ExecutionPolicy Unrestricted

enable execution of powershell scripts

You need to have administrative rights to the computer/server you are using in order for this command to run successfully.

Now that you have run this command, you can take advantage of some of the following scripts:

 

 

MailChimp for email marketing: One of the easier autoresponders

Every business needs to focus on marketing to succeed in this capitalist world.  In this article, I will briefly go over using MailChimp for email marketing.  First of all, if you are just starting out with your business, MailChimp offers a free service that has very few limitations.

MailChimp free allows you to have a mailing list of up to 2,000 addresses and send up to 12,000 emails per month.  This is forever free.  No credit card required.

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Network teaming on Windows Server 2012 R2 using UniFi hardware

network teaming for windows server 2012 r2

Ever wonder how to beat the speed limitation on the network interface card (NIC)? Or better yet, provide a redundant connection to your server? I set out to research how to make this happen.  Through my research, I found out about network teaming on Windows Server 2012 R2, and how it can provide both speed and redundancy for a server infrastructure.  This article shows you briefly how to configure network teaming on Windows Server.  The server is a Dell PowerEdge server with a quad port NIC. I’m going to connect all four ports into a Link Aggregated Connection Protocol (LACP) mode.

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How to copy copious amounts of data seamlessly

At one point in time, I found myself needing to move data from one server to a new server. Often times this happens when replacing a server.  So the server had about a terabyte of data on it. Pretty small, considering. But there were hundreds of thousands of files and folders.

I could just copy this data using Windows Explorer, but that isn’t as fun!  I set out to build a script to copy this data and I used Windows built in utility called Robocopy.

This utility is epic. There are so many things you can do with it. I’m going to highlight just a few for you.

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How to show the running config on a Dell PowerConnect 2848 switch

Today’s post is very short.  I’m upgrading switches for one of our clients and as part of that, I need to ensure we capture all current configuration.

The easiest and fastest way to do that on the Dell PowerConnect 2848 Switch is to telnet into the switch using Putty.  (my personal favorite terminal tools)

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