Tag Archives: Networking

Microsoft Azure Network Security Group effective security rules evaluation

Ever faced the problem that you had defined rules in your Network Security Groups, attached one to the virtual subnet and the other one to the VM’s NIC and finally lost the view which rules of which NSG are applied to the VM? If you can answer the question with yes, then Azure provides the solution for it. A hidden gem: the effective security rules. The effective security rules evaluation can Read more [...]

Working with VM Update Functional Level in System Center 2016 TP3 VMM

In Windows Server 2016 Microsoft introduces the next VM version 6.2 as they have always done with every new Server version since Hyper-V. This time an important part is different. VMs will not get updated automatically to the newest VM version. The reason for that is the new Rolling Cluster Upgrade feature. In short VMs with version 6.2 are not compatible with Windows Server 2012 R2 Hyper-V, but the Read more [...]

Manage Windows Server 2016 TP3 Network Controller with System Center 2016 TP3 VMM

Actually in the Technical Preview 3 you can use either PowerShell or System Center 2016 VMM to manage a Network Controller instance. I had not the time yet to test the management capabilities provided by System Center 2016 Operations Manager. You can manage your datacenter network with Network Controller by using management applications, such as System Center Virtual Machine Manager (SCVMM), and System Read more [...]

Working with vNIC Consistent Naming in System Center 2016 TP3 VMM

Windows Server 2016 TP3 Hyper-V includes a very interesting feature that got several names out there vCDN, Consistent Naming of Virtual Network Adapters and Virtual Adapter Identification. Only the last two are a good wording for it, because it is not Consistent Device Naming. In this blog post I use the following wording vNIC Consistent Naming regarding to the TechNet Library description and will Read more [...]

Convert Standard Switch to Logical Switch in System Center 2016 TP3 VMM

How often have I rebuild the Hyper-V Switch configuration in the last few years at customer sites? I cannot remember. When ever I implemented VMM or checked the VMM installation at a customer I designed or redesigned the Logical Network configuration and with that the Logical Switch configuration. In System Center 2012 R2 VMM you had to do the following to replace the Standard Switch on a Hyper-V host Read more [...]

Connect Windows Server 2016 TP3 Network Controller with System Center 2016 TP3 VMM

Today Microsoft released Windows Server 2016 TP3 and System Center 2016 TP3. -> http://blogs.technet.com/b/server-cloud/archive/2015/08/19/what-s-new-in-windows-server-2016-and-system-center-2016-technical-preview-3.aspx Finally with the release of Technical Preview 3 we got a guide on how to set up the Network Controller role in Windows Server 2016. -> https://technet.microsoft.com/en-us/library/mt282165.aspx In Read more [...]

Microsoft Azure – Cross-premises connectivity with FortiGate

Last week I have implemented an Azure PoC at a customer site and was faced with the configuration of the S2S VPN tunnel between Azure and the on-premises site. You can check on the MSDN website which VPN devices are supported. -> http://msdn.microsoft.com/en-us/library/azure/jj156075.aspx The customer is using a FortiGate as VPN device and as you can see on the MSDN website you are forwarded to Read more [...]

Microsoft Azure – VM Extensions are not installed

If you have a S2S VPN gateway connection between your on-premises and Microsoft Azure with a DNS server entry pointing to an on-premises DNS server you can experience the  issue that the VM extensions are not installed. In the scenario you want to deploy a new VM in Azure, but the gateway connection between your on-premises and Microsoft Azure is not established, disconnected or otherwise interrupted. Read more [...]

System Center 2012 R2 VMM – Network Configuration Script – Version 2.0

Last year I had published the first version of my Network Configuration Script for the System Center Virtual Machine Manager. -> https://www.danielstechblog.io/system-center-2012-r2-vmm-powershell-vmm-network-configuration-script/ Today I have added some additional configuration options and published version 2.0. With version 2.0 the PowerShell script supports the following options. Define the Read more [...]

Hyper-V & VMM – Network Virtualization – Links

Seit Windows Server 2012 und System Center 2012 SP1 VMM ist die Network Virtualization fester Bestandteil der beiden Microsoft Produkte und gibt einem die Möglichkeit Software Defined Networking auf Basis von NVGRE umzusetzen. Leider muss man sagen, dass das Thema immer noch wenig Beachtung findet im Gegensatz zu Software Defined Storage. Daher habe ich folgende Links zu dem Thema zusammengetragen. Read more [...]