Articles
Exploring the Linux ‘ip’ Command
14 min read
It's the skill every network engineer needs. Learn how to use the “ip” command to explore the network configuration of a Linux system.
Reflections on the Journey to DevNet Expert
13 min read
Walk down memory lane with Principal Engineer Hank Preston, as he shares his personal journey in bringing the DevNet Expert certification to life.
5 Reasons a Raspberry Pi Belongs in Your Network Lab
10 min read
It's not just for Pi Day! From Pi-powered network services to a network sensor/traffic analysis device or home lab management station, the Raspberry Pi is a flexible workhorse that should be the next worthy addition to your lab.
Learning the Skills to Build the Learning Platform
4 min read
You know that movie about dreaming within a dream within another dream? Well, that kind of inception world is what I think about whenever I take one of the Cisco Learning Courses to learn something I need to know to work on the platform that hosts those same courses. It blows my mind every time! […]
Learn to Build a Troubleshooting Assistant at DevNet Create
1 min read
Want to explore new ways to apply network automation skills to real world network operations and engineering activities? Register to attend Hank's session at DevNet Create.
Applying DevNet Associate Skills to Real World Tasks – June Webinars
3 min read
Are you a network engineer turning network automation engineer? Join the DevNet Associate Prep Program for completely FREE access to materials and webinars to take your skills to the next level.
How to Deal with Multiple Keys in a RESTCONF URL
3 min read
Do you have a question about network programming or NetDevOps? Why not "Ask Hank?" In this blog, let's try to demystify RESTCONF use for everyone.
NetBox as Inventory Source of Truth for Cisco NSO
6 min read
Both Cisco NSO and NetBox offer robust APIs and well formatted data models. See how to keep the device inventory in your Cisco NSO servers accurate based on your NetBox based Source of Truth.
How can I automate device configurations using CML2?
13 min read
Cisco Modeling Labs is a great tool for learning all aspects of networking, including automation. Hank discusses options for making the setup and management of your lab topology fast, easy, and automated.
Read-Only YANG Leaves: Where Does the Data Come From?
5 min read
DevNet's Hank Preston digs into another user's question related to model driven programmability. Do you have a question about network automation? You can Ask Hank!
Native, IETF, OpenConfig… Why so many YANG models?
5 min read
Which YANG model to use for your project? Ask Hank takes a look at your options, and how model driven programmability is a foundational technology for the automation engineer.
How can I automate a MAC address interface report?
8 min read
Hank's back to answer another question from the community. This time we use automation to associate ARP data, MAC addresses, and network interfaces.
Dear Hank… Help Me with RESTCONF URL Creation
4 min read
Got a network automation question? Ask Hank. Here, a network engineer wants to understand how the URLs for RESTCONF are constructed from the YANG models, and how to use the feature for updating IP addresses.
Tune in to the “Creators” Channel at DevNet Create
2 min read
October 13th, DevNet Create 2020 goes virtual, and goes global with three regional programs featuring use cases, showing code, and innovations relevant to your region.
Part 2: NetDevOps Goes Beyond Infrastructure as Code
5 min read
Network configuration pipelines can be a complex maze of forks and paths that require special timing, and keys. The current network configuration pipeline needs to go, and be completely replaced in NetDevOps.
Part 1: Embrace NetDevOps, Say Goodbye to a “Culture of Fear”
4 min read
NetDevOps is one of many new terms coming into the IT lexicon as “DevOps” has become widely adopted and lauded as a positive and valuable approach to software development. As the IT industry looks to expand DevOps to other areas, NetDevOps has emerged along with other new terms such as “ChatOps”, “SecDevOps” and even “NoOps”. […]
Using CLI as Training Wheels with NETCONF/YANG
6 min read
Introducing an entirely new era of networking
Mid Season Check-in with NetDevOps Live!
3 min read
NetDevOps Live! episodes in April were fantastic, looking at Ansible, GitLab, Batfish and HashiCorp. Get ready for May's amazing line-up, with shows on Postman, NetBox, and ELK!
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