Cisco IOS powers the majority of enterprise networks. This course covers the CLI fundamentals, routing and switching configuration, ACLs, NAT — the hands-on Cisco skills that the CCNA tests and employers hire for.
This is a text-first course that links out to the best supporting material on the internet instead of trying to replace it. The goal is to make this the best course on cisco networking you can find — even without producing a single minute of custom video.
Every day has Packet Tracer lab exercises. You configure real (simulated) Cisco devices — not just read about configuration.
Network engineers use the CLI. This course teaches IOS configuration from the command line, which is what the CCNA tests and employers expect.
Cisco's official documentation and learning network are authoritative references. This course links to relevant docs throughout.
Each day is designed to finish in about an hour of reading plus Packet Tracer lab work. No live classes, no quizzes.
Each day stands alone. Read them in order for the full picture, or jump straight to the day that answers the question you have today.
IOS CLI modes, navigation, basic device configuration, hostname, passwords, SSH setup. The command-line fundamentals for every Cisco device.
Static routes, RIP, OSPF configuration on Cisco routers. Viewing routing tables, troubleshooting with show commands.
Standard and extended ACLs, applying ACLs to interfaces, named ACLs, and using ACLs for security filtering and traffic control.
Static NAT, dynamic NAT, PAT (overload), and the show commands to verify NAT translations. The address translation that connects private networks to the internet.
High-yield exam topics review, common show/debug commands, exam question types, time management, and the study strategy for passing CCNA.
Instead of shooting our own videos, we link to the best deep-dives already on YouTube. Watch them alongside the course. All external, all free, all from builders who ship this stuff.
Introduction to the Cisco IOS command-line interface — modes, navigation, and basic device configuration.
Configuring OSPF on Cisco routers — from single-area OSPF to multi-area and troubleshooting.
Standard and extended ACL configuration on Cisco — syntax, direction, and verification with show commands.
Configuring NAT and PAT on Cisco routers — static NAT, dynamic NAT, and PAT overload with verification.
Using Packet Tracer for CCNA labs — building network topologies and practicing IOS configuration without physical hardware.
CCNA exam preparation strategy — study materials, practice tests, and the topics that appear most frequently.
The best way to go deeper on any topic is to read canonical open-source implementations. These repositories implement the core patterns covered in this course.
Network Automation and Programmability Abstraction Layer — the Python library for multi-vendor Cisco device automation.
Python network automation framework — widely used for Cisco configuration management at scale.
Ansible for network automation — the most common automation tool for managing Cisco device configurations.
Networking tools, protocol analyzers, and learning resources covering Cisco and multi-vendor environments.
You work in networking and need the Cisco CLI skills and CCNA certification. This course provides the hands-on configuration practice.
Your job is expanding to include networking. Cisco IOS fundamentals are the right starting point for enterprise network management.
You are studying networking and need Cisco-specific CLI skills that are directly tested on the CCNA and hired for by employers.
The 2-day in-person Precision AI Academy bootcamp covers networking, Cisco, and cloud infrastructure — hands-on with Bo. 5 U.S. cities. $1,490. 40 seats max. June–October 2026 (Thu–Fri).
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