Mastering Netplan: Modern Network Configuration on Ubuntu
Modern Ubuntu Server releases (17.10 and later) use Netplan as the default network configuration system. Instead of editing /etc/network/interfaces, the…
Mastering Packet Monitor (Pktmon) on Windows
For years, troubleshooting network traffic on Windows servers often meant installing third-party tools like Wireshark or Npcap directly on production…
Simple UDP Messaging in PowerShell or Ncat: Build your own Listener and Sender
Ever needed to test simple UDP communication without reaching for Wireshark or Netcat? In this post we will see how…
Set up NIC Teaming in Windows Server
NIC Teaming, or Network Interface Card Teaming, is a feature in Windows Server that combines multiple network adapters into a…
How to deploy a vSphere Distributed Switch in vCenter
In this post I want to show step by step how we can deploy a vSphere Distributed Switch in vCenter….
What is Multicast DNS (mDNS) and how does it work?
Multicast DNS (mDNS) is a protocol used in network environments to resolve hostnames to IP addresses within small networks without…
Impact of DNS Primary Suffix and DNS Suffix Search List on the DNS Name Resolution
In this post I want to show what impact the DNS primary suffix and the DNS suffix search list had…
Virtual Local Area Networks (VLANs) – Basics about Network Segmentation, inter-VLAN Routing & VLAN ACLs
The main aim of this post is to give you a comprehensive guide and introduction about the basics how VLANs,…
Hot Potato vs Cold Potato Routing
Hot Potato and Cold Potato are two terms which describes how internet traffic is routed between different autonomous system (AS)….
UDP hole punching, ICE, STUN & TURN
Today I want to take a closer look about what UDP hole punching is and how it works. Commonly it…
