How to Configure Port Forwarding on Cisco Router (With Examples)
Imagine the following situation: You are a network engineer and your boss or a customer wants you to build a cheap and easy solution to host a publicly accessible server…
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“Tell me everything that happens when you type google.com into a web browser” – Practical Networking .net
“Tell me everything that happens when you type google.com into a web browser” One of the most common Interview questions for Networking related positions involves asking a candidate what occurs…
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How to Go from Toy API Calls to Production-Ready Networking in JavaScript
Imagine this scenario: you ship a feature in the morning. By afternoon, users are rage-clicking a button and your UI starts showing nonsense: out-of-order results, missing updates, and random failures…
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How to Set Up a Wi-Fi Spy Camera with an ESP32-CAM :: Null Byte
The ESP32-CAM is a convenient little camera module with a lot of built-in power, and you can turn one into an inconspicuous spy camera to hide in any room. There’s…
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Envirotech Vehicles Closes Merger with Azio AI Ahead of Schedule, Positioning Combined Company to Capture $487 Billion 2026 AI Infrastructure Opportunity
This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. In some cases, you can identify forward-looking statements by words such as…
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Cisco Dynamic Trunking Protocol (DTP): The Default Worth Turning
First, what a trunk is To see why DTP matters, you need the idea of a trunk, and for that you need VLANs. A VLAN, or virtual LAN, is a…
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Missing good old ‘wr’ command on N9K? let’s bring it back!
Doing a lot on Nexus 9000 series datacenter boxes (N9K) lately? Sure you’re missing the good old ‘wr’ command to save your last startup-config into running-config. NXOS architecture guys decided…
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Configuration Management Tools – Ansible, Chef, Puppet
Now, we’ll discuss the most usually utilized management tools to simplify network configuration management tasks which are Ansible, Chef, and Puppet. Ansible It is an automation platform that is…
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What is a Wildcard Mask
A wildcard mask is a bitmask used with IPv4 to specify ranges of IP addresses, which are then leveraged by various features, including access control lists and routing protocols. There’s…
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the pillars of asymmetric cryptography – Practical Networking .net
The world of modern cryptography is built upon the concept of Asymmetric Encryption, and the pillars of Asymmetric Encryption are these three algorithms: RSA, Diffie-Hellman, and DSA (Digital Signature Algorithm)….
