The Story behind 4.2.2.2
https://web.archive.org/web/20130215021006/https://www.tummy.com/articles/famous-dns-server/ Chances are that if you’re a network operator you know the IP address 4.2.2.2. It’s an easy to type and easy to remember address, which since 1998 has been a “beefy” DNS service responding to the public Internet. Since …
Adding a Host to LibreNMS: A Step-by-Step Guide
This guide will walk you through the process of adding a host effectively, ensuring all relevant data is captured and presented clearly.
The Advantages of WPA3: The Next Level of Wi-Fi Security
As the demand for secure and reliable wireless networks grows, so does the need for advanced encryption standards. Enter Wi-Fi Protected Access 3 (WPA3)—the latest and most secure Wi-Fi encryption protocol. Introduced in 2018, WPA3 is designed to address vulnerabilities …
Understanding Switch Trunk Ports: Cisco vs. Dell and Other Vendors
In modern networking, switch trunk ports play a vital role in ensuring smooth communication across VLANs (Virtual Local Area Networks). While the concept of a trunk port is consistent across networking vendors, the implementation details can vary. In this blog …
Securing MikroTik Routers with SSH Keys
This blog post walks you through the steps to configure SSH key-based authentication on MikroTik routers with practical examples.
A Beginner’s Guide to Using MikroTik Torch for Network Traffic Analysis
MikroTik Torch is one of the most powerful and versatile tools included in MikroTik’s RouterOS for real-time traffic analysis. Whether you’re troubleshooting network issues, monitoring bandwidth usage, or identifying unusual traffic, Torch can help you gain deep insights into your …
Setting Up a BGP Peer with Mikrotik RouterOS Version 7
Border Gateway Protocol (BGP) is an essential protocol for internet routing, enabling autonomous systems (AS) to communicate and exchange routing information. Mikrotik RouterOS Version 7 introduced significant enhancements to its BGP implementation, making it more powerful and versatile. This guide …
Tuning a DWDM optic. What does it mean?
In my ongoing series about DWDM, today were are talking about tuning. Tuning a DWDM (Dense Wavelength Division Multiplexing) optic refers to configuring or adjusting the specific wavelength the optic module transmits or receives within the DWDM spectrum. This tuning …
Some networking jokes
Why did the router break up with the modem?It felt like they just weren’t on the same wavelength anymore! Why do network engineers always carry a pen?Because they can’t rely on their LAN to write things down! Why did the …
Configuring BGP Filters on MikroTik RouterOS v7: Part1
BGP (Border Gateway Protocol) is essential for dynamic routing in modern networks. MikroTik’s RouterOS version 7 introduces significant updates to BGP functionality, making it more efficient and flexible. This guide walks you through configuring BGP filters on MikroTik RouterOS v7 …
Configuring WireGuard on a MikroTik Router
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