How to Clone an Azure VM and Create a New VM from Its OS Disk
There are situations where you want to create a new Azure virtual machine based on the OS disk of an…
Windows Server Software Defined Networking (SDN) and Hyper-V Network Virtualization (HNV) – Part 6: Connecting Overlapping Tenant Networks with Site-to-Site VPNs
In Part 5, we extended our overlapping HNV tenant networks beyond the Microsoft SDN fabric by using Linux VRFs (Virtual…
Windows Server Software Defined Networking (SDN) and Hyper-V Network Virtualization (HNV) – Part 3: Providing External HNV Connectivity with the Native SDN Gateway and pfSense
In Part 2 of this series, we connected a second tenant VM to our HNV virtual network and verified communication…
Understanding ICMP Redirects – Why Your Network Traffic Suddenly Takes a Different Route
When a host needs to communicate with a destination outside its local subnet, it normally forwards the packet to its…
Microsoft Hyper-V Networking Best Practices – Part 1 – Installing Hyper-V and Preparing the Lab Environment
Hyper-V has become a mature enterprise virtualization platform that provides high availability, live migration, software-defined networking, and deep integration with…
How Multicast Traffic Works in VMware vSphere – Testing VSS (Basic Multicast Filtering) vs VDS (IGMP/MLD Snooping) with Video Streaming – Part 2
In Part 1, we built the multicast lab environment and explored multicast communication within a single VLAN, including IGMP, IGMP…
Cheat Sheet pfSense
pfSense provides a powerful web-based management interface, but many troubleshooting and recovery tasks can be performed directly from the console…
Build a Site-to-Site VPN between Azure and On-Prem by using pfSense on both Sites – No Azure VPN Gateway Required
Running pfSense on both ends of your hybrid network, in Azure and on-premises, gives you full control over IPSec connectivity…
Deploying pfSense in Azure – A Step-by-Step Guide to Your Own Cloud Firewall
Spinning up a pfSense firewall in Azure can be done in two ways, out of the box or DIY style….
Cross-Hub Connectivity in Google Cloud using HA VPN and NGFW Appliances
In multi-hub Google Cloud environments, teams often need full connectivity between workloads that sit behind different Network Connectivity Center (NCC)…
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Software Defined Networking (SDN) with VMware NSX – Part 4: Troubleshooting, CLI Commands, and Comparing Vendor Technologies for WAN Traffic Isolation
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