Labs
Hands-on Cisco IOS XE lab walkthroughs. Each lab ships with a real CML topology, configs you can paste, and verified show output. Articles tagged Labs cover the full CCNA 200-301 blueprint across Network Fundamentals, Network Access, IP Connectivity, IP Services, and Security Fundamentals.
76 posts
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Lab auto-07 - Capstone: Automated Config Backup and Drift Detection
Every network has a network engineer who swears nothing changed, and a network that disagrees. This capstone builds the tool
5 min read
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Lab auto-06 - Ansible for CCNA: Your First Playbook
Everything you have scripted so far in this series has been imperative: do this, then this, on these devices. Configuration
5 min read
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Lab auto-05 - REST APIs Hands-On: Drive Your CML Controller
Exam topic 6.5 asks you to describe the characteristics of REST-based APIs: HTTP verbs, authentication, data encoding, response
5 min read
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Lab auto-04 - JSON and Structured Data for Network Engineers
The CCNA 200-301 blueprint says it plainly: "Interpret JSON encoded data" (exam topic 6.7). Most candidates
4 min read
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Lab auto-03 - Pushing Config with Netmiko
Reading the network is safe. Writing to it is where automation earns its keep, and where it earns its scars.
4 min read