Tag Archives: Networking

Deploy NSG augmented security rules with Azure Resource Manager templates

In my previous blog post “Working with NSG augmented security rules in Azure” I described what the NSG augmented security rules are and how you can leverage them with PowerShell. -> http://www.danielstechblog.info/working-nsg-augmented-security-rules-azure/ In this blog post I will briefly describe how to implement the augmented security rules in your Azure Resource Manager template. First, Read more [...]

Working with NSG augmented security rules in Azure

At Microsoft Ignite this year Microsoft has announced several networking improvements and features in Azure. Most of them are currently in public preview and can be tested like the augmented security rules for NSGs in Azure. -> https://azure.microsoft.com/en-us/updates/public-preview-features-for-nsgs/ What are augmented security rules? In short, they extend the rule set, so you can specify Read more [...]

Troubleshoot Azure VPN gateways with the Azure Network Watcher

Earlier this year Microsoft has launched a new Azure service for network diagnostics and troubleshooting called Network Watcher. -> https://azure.microsoft.com/en-us/services/network-watcher/ The Network Watcher offers a range of tools like VPN diagnostics and packet capturing to mention two of them. But I would like to talk about the VPN diagnostics capability in this blog post. Before Read more [...]

Demystifying Azure VMs bandwidth specification – F-series

As you may know Microsoft specifies the bandwidth of Azure VMs with low, moderate, high, very high and extremely high. As Yousef Khalidi, CVP Azure Networking, has written in his blog post in March, Microsoft will provide specific numbers to each Azure VM size in April. When our world-wide deployment completes in April, we’ll update our VM Sizes table so you can see the expected networking throughput Read more [...]

Azure Germany services URLs and IP addresses for firewall or proxy whitelisting

When you are working with Azure Germany sometimes you have to whitelist specific IP address ranges or URLs in your corporate firewall or proxy to access all Azure services you are using or trying to use. Some information like the datacenter IP ranges and some of the URLs are easy to find. Other things are more complicated to find like calling IP addresses of specific Azure services or specific URLs. The Read more [...]

Azure services URLs and IP addresses for firewall or proxy whitelisting

When you are working with Azure sometimes you have to whitelist specific IP address ranges or URLs in your corporate firewall or proxy to access all Azure services you are using or trying to use. Some information like the datacenter IP ranges and some of the URLs are easy to find. Other things are more complicated to find like calling IP addresses of specific Azure services or specific URLs. The Read more [...]

Microsoft Azure Route Table effective routes evaluation

Another hidden gem in Azure is the effective routes evaluation. The effective routes evaluation can be found under the category SUPPORT + TROUBLESHOOTING in each Route Table or NIC. You only have to select the subnet and the VM’s NIC. Now you get an overview which routes are applied to the VM’s NIC. For an offline analysis there is a download option, that generates a CSV file of Read more [...]

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 [...]