About the author

Johan Arwidmark


Fixing WSUS – When the Best Defense is a Good Offense

By Johan Arwidmark / April 12, 2018

This week started pretty harsh, a ton of customers reaching out to our team having WSUS issues. Everything from the “traditional” CPU and Memory spikes, to severe network traffic over port 8530 to the WSUS/SUP server. Basically Clients downloading massive amount of info, some customers reporting up to 700 MB per endpoint.


ConfigMgr Current Branch Setup fails due to TLS 1.2 configuration

By Johan Arwidmark / January 4, 2018

I recently (well yesterday) stumbled across a ConfigMgr Current Branch setup of a new site server failing due to TLS configuration. Turned out that the ConfigMgr 1702 setup (latest baseline as of today) couldn’t install when TLS 1.0 and SSL 3.0 had been removed due to server hardening. The server was Windows Server 2016, and the database SQL was SQL Server 2016 Standard with SP1.


Introducing Peer PXE in ConfigMgr Technical Preview 1712

By Johan Arwidmark / December 17, 2017

Back in ConfigMgr Technical Preview 1706, Microsoft introduced IPv6 PXE, a feature you could enable not only on distribution points running on Windows Server OS, but also on Windows Client OS. Effectively having a Windows client configured as a DP also acting as a PXE server. Microsoft MVP Ronni Pedersen (@ronnipedersen), have a blog post on that:


LEDBAT with ConfigMgr = Pure Love? – By Daniel Olsson

By Johan Arwidmark / November 19, 2017

Here is a new post by guest blogger Daniel Olsson @danielolsson100 covering a quite exciting network feature in Windows 10 and Windows Server 2016. Please note that even though LEDBAT was announced already back in July 18, 2016 by the Windows Networking Team. You need to request assistance to enable LEDBAT from either Microsoft or a Microsoft Partner working with that team. That being said, take it away Daniel (and thanks). / Johan


Building a Windows 10 v1709 reference image using MDT

By Johan Arwidmark / October 19, 2017

Here is a step-by-step quick guide on building the perfect Windows 10 v1709 reference image using MDT 8443 and Windows ADK 10 v1709. If you are looking for a Windows 7 version of this guide, check this post: https://deploymentresearch.com/521/Back-to-Basics-Building-a-Windows-7-SP1-Reference-Image-using-MDT-2013-Update-2 


How to run Microsoft Network Monitor in WinPE

By Johan Arwidmark / August 1, 2017

In this guide you learn how to run the Microsoft Network Monitor in WinPE, for example for advanced debugging of OS Deployment issues. This guide is based on the following KB article from Microsoft: http://support.microsoft.com/en-us/help/4034393/how-to-get-network-captures-from-a-task-sequence-in-windows-pe. But I’ve added some clarification steps, as well as PowerShell scripts to make the process easier (and automated).

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