The NLB Deployment Reference – All you need to know to implement and deploy Microsoft Network Load Balancing

Hello everyone! Dante again, this time with some good stuff related to NLB. Based in our experience, we could identify that the most common issue with NLB is that people is not informed enough about the technology, therefore the deployments and implementations usually lack some mandatory settings, or don’t get into consideration the most important…

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Creating a Site-to-Site VPN (IPSec IKEv2) with Azure and MikroTik (RouterOS)

Authors: Daniel Pires and Daniel Mauser Introduction In this article, we are going to show you how to setup a IPSec Site-to-Site VPN between Azure and On-premises location by using MikroTik Router. Another blog post has been published few years ago about the same subject Creating a site-to-site VPN with Windows Azure and MikroTik (…


NetTIP: Extracting Digital Certificates from Network Captures in Easy Steps

Introduction Troubleshooting connectivity issues in scenarios involving SSL/TLS communications usually involve an important point to verify whether the certificates exchanged during that process (TLS Client/Server Hello) is the correct one and has the attributes or extensions in place such as EKU, SAN, and others. In this article, we will show you how to extract digital…


How to authenticate multiple WIFI SSIDs on a single NPS server (RADIUS)

Introduction Recently I worked with customer on interesting scenarios where they needed they were unable to make necessary restriction when using multiple WIFI Networks. They created WIFI Network devices such as Computer, Tablets and Mobile Phones. That was necessary because which network provided a different level of access. The goal was to ensure all WIFI networks…


Issues to join a node to a Cluster between sites? Problem solved!

Introduction Here is Dante Stancato, Support Engineer from Windows Networking team, and in this article, we will explore an interesting topic, based in several cases we’ve received recently, where you may experience communication failures between two Failover Cluster Nodes. This behavior usually happens on the process of joining nodes to a Failover Cluster in an…

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Basic PS script to perform a Network Capture (packet sniffing)

Hello all, here is Daniel Mauser again and today I’m going to show you how you can leverage network capture traces using native PowerShell cmdlet. Before that we need to reference you, just as quick recap, to a great article from Hey Scripting Guy! where he shows how to get a network capture using PowerShell (Packet Sniffing…


Active Directory Replication fails due network device tricking RPC traffic

Hello, here is Daniel Mauser from Windows Networking Support team. Recently I worked in a support case where customer complained about Active Directory replication issues, and the underline issue was caused by a device in the middle, which was doing some kind weird behavior with TCP/IP. In this scenario, basic test connectivity by using tools such…