Blog for Technologists

Knowing and following standard network design principles is a Good Thing. Below, we’ll go briefly into the rationale for that statement. One reason is that clarity is needed to be [...]

Here is how a global pharmaceutical company embraced network automation. Getting Started I had the opportunity to talk with Sal Rannazzisi, the Principal Network Architect at a global pharmaceutical company [...]

My colleague and I have been supporting a customer who had complained about a new AdTran VoIP router added to his environment that was causing his ISP circuits to go [...]

Network Field Day 19 is coming soon, November 7-9, 2018. I’m planning to be there as a delegate. The anticipation builds… I’m looking forward to the chance to catch up [...]

This blog updates a recent blog, taking note of recently-added and/or new-to-me SD-WAN and other functionality in the Meraki products. In particular, the Meraki firewalls support: Use of dual Internet [...]

NetCraftsmen has seen a big uptick in interest in Viptela SD-WAN lately. So, I thought a blog going over some Viptela basics might be of interest. I’m going to try [...]

This blog contains some thoughts about automation. Coding and automation have become trendy. Whenever that happens, I feel the need to understand the pros and cons. So, what are some [...]

This is the first blog in a series that will dive into the details around a modern approach to network automation. Network automation of complex configurations is much, much harder [...]

Since Cisco produces a lot of nifty new features, the title might suggest this is going to be a LONG blog. Far from it! As I write, it’s Summer, and [...]

Here we are, it’s Summer, it must be time for another rant (ahem, “carefully reasoned polemic”) about Network Management (NM). What should NM tools do for us? How might they [...]

This blog describes some of the snags in modern coding / automation, and what might be done about them. Automation is great. I happen to love coding and have been [...]

Enterprises dependent upon a high-availability application should investigate active-active data center designs to ensure reliability and resiliency. Any enterprise running a high-availability application must answer the following fundamental question: How do [...]