If you follow me on Twitter ( https://twitter.com/danieldibswe), you know I have been doing a lot of SD-WAN lately and I recently built my own lab. In this lab, I wanted to try a feature known as service chaining. What
Major Updates to Cisco Certifications Part IV (CCIE)
The CCIE, now 25 years old, has always been the pinnacle of Cisco certifications. There has been a lot of buzz on the importance of certs, and the CCIE, in the “new” era. For that reason, it’s more important than
Major Updates to Cisco Certifications Part III (CCNP)
What is changing for CCNP? And why? Some of the problems that existed in the current CCNP were: No way of showing progress until you took all 3 exams and became CCNP certified, usually a 1+ year commitment Needed to
Major Updates to Cisco Certifications Part II (CCNA)
Let’s go more into depth what the new updates really mean. We will start by analyzing the CCNA. As I described in the previous post, gone are the days of having 11 different tracks, instead there is 1 exam. Why?
Major Updates to Cisco Certifications
As you most likely will have seen, Cisco is “rebooting” their certifications to better align with what is expected of the future work force. As I’ve been busy with Cisco Live, I’m only now starting to write these posts. I’m
Lessons Learned in Cloud Networking – AWS vs Azure
I’ve been working a lot with cloud networking lately. I will share some of my findings as this is still quite new and documentation around some topics is poor. Especially on the Azure side. Let me just first start with
Interview with Joe Onisick
With this blog, I try to inspire and mentor. One person I have a lot of respect for is Joe Onisick. I had the pleasure of interviewing Joe. Joe has really transformed himself and everything about him lately and I
SDN Ate My Hamster
I posted a Tweet the other day which gained a lot of attention in the networking community: As SDN gains more traction, people start fearing for their jobs. Some jobs will decrease in demand and some will disappear entirely. However,
Vendor Lock-in – Is It Really That Bad?!
In today’s IT infrastructure, open source software is a common component. Many organizations and network engineers stay away from certain architectures and products citing vendor lock-in as their only argument but often lack the understanding to why they think vendor
SD-WAN – Glorified DMVPN?
I had an interesting discussion with Jon Cooper in the Network Collective Slack. The discussion was around SD-WAN. We were discussing if SD-WAN is just a “glorified DMVPN” or if it’s something more than that. Note that this was a