My 49″ widescreen monitor experience
Being a geek, I am always looking for new ways to improve my setup. Most of what I work on these days are ISP networks. Over the years, I have tried many different monitor setups. The latest iteration of my …
Interconnection, Peering, and Internet Exchanges: A Technical Deep Dive
If you’ve ever wondered how the capital I Internet actually works, you’re not alone! At its core, the Internet is a network of networks, and the way these networks connect has a big impact on the speed, cost, and reliability …
The Top 6 Most Common MikroTik Configuration Errors Made by Network Administrators
Whether you’re a seasoned engineer or just getting started, this post will walk you through the six most common MikroTik configuration errors and how to avoid them.
The Challenges That Keep ISP Engineers Up at Night
ISP engineers have traditionally been a “person of many hats”. There are many things that keep us up at night. Among them are some of the following.
The Grey Area of Customer Problems in ISP networks
When you run a network, you’ll hit this situation sooner or later. A customer buys a service, but the issue they are dealing with is not related to your network. It is theirs. But do you help them?
Certifications in the Era of AI
If AI can perform many tasks previously handled manually by engineers, do certifications still hold value? The answer depends on the original intent behind certifications.
Categories updated and site changes
I have distilled down many of the categories on this site to just a handful. This should help my readers find and keep track of topics. For a while I have used categories instead of tags. Its a by-product of …
Learning VXLAN and EVPN
If VXLAN and EVPN are on your list to learn, here are some training courses for a great place to Start
ISPAmerica 2026 Photos1
I will be talking about some of these in more detail in later posts. These are some random photos of gear and of the ISPAmerica 2026 show in Atlanta Georgia.
Management networks and the Internet Service Provider (ISP)
Most ISPs don’t start with a management network. Instead, they add it later as the network expands. They add a router, an OLT, some core switches, and a few servers. Everything runs smoothly—until it suddenly doesn’t. Then someone asks a …
Interconnection, peering, IRR, and other things I can help your network with.
Do you need help navigating your company’s interconnection strategy? I work with operators, ISPs, data centers, and content networks on interconnection-related matters. Here are some examples of how I can help you with: • Interconnection strategy and traffic engineering• Internet …
Differences between a VLAN and a Private VLAN
Many engineers use the term VLAN in a broad way, often referring to any logical separation on a switch. However, a standard VLAN and a Private VLAN address different needs. Mixing them up can lead to network design mistakes.