Peter Welcher

How do you learn how to do network design well? NetCraftsmen does Network Assessments, as well as other types of assessments. We frequently get asked about design skills and sources [...]

In a recent blog post, I discussed how the WAN is changing for some organizations. This post considers the broader topic of what else might be changing in networks, affecting [...]

Have you noticed that WAN design is changing? Well, I think it is, and I’d like to share my thoughts. A Little History Old TDM networks used to be “random” [...]

NetCraftsmen is seeing increasing levels of consulting customer interest in Cisco IWAN. That reflects either tech cool-ness or cost-savings — or both! In a recent blog, I discussed some considerations for [...]

Over the years, I’ve done my share of troubleshooting. Sometimes it’s quick, sometimes … not. Along the way, I’ve learned to never underestimate my ability to assume something or overlook [...]

Recently, I’ve come across a number of blogs about networking skills. I have some thoughts on the subject, which may be a good bit different than what you’ve been reading. [...]

Did my Networking Field Day (#NFD13) blog about Veriflow demonstrated their product for me recently. Veriflow is a San Jose-based company, with a product based on researchers with UC Berkeley [...]

Ixia, which is known for its high-performing test tools, started its presentations at Networking Field Day 13 (#NFD13) by making the point that their testing tools let them load test [...]

At the closing session of Tech Field Day 12 (Docker presented on the significant new features in Docker networking. I and some of the Microsoft nano server”). Some Thoughts My [...]

You did read my prior two blog posts on VeloCloud and Viptela, right? And my older blog posts from #NFD13 and writing those two blogs, I’ve been pondering some questions [...]

There were two SD-WAN vendors at Khalid Reza’s blog (Viptela) and responded to #NFD13’s Ethan Banks on some questions, including some that touch on this topic. The Viptela hardware devices [...]

Network Field Day 13 was my second encounter with the smart people at VeloCloud. Just as in VeloCloud provided an awesome series of presentations to the report by Mike Fratto. [...]