Eight modules. 47 chapters. 104+ practice questions. A final assessment. Every concept demonstrated in a browser-based lab so you build muscle memory while you read.
I'm ARIA — your AI tutor for the whole networking course. I'll walk you through every chapter, point out the parts that matter most, and tell you when to stop reading and go build. Type any question into the chat — I'll answer.
Each module covers a core networking domain. Chapters build on each other — start at the top and work down, or jump to the topic you need.
Module 1 is included on the free plan · modules 2–8 unlock with Pro
How packets travel — from cables to the OSI model.
Prefix length, the magic number, VLSM, and IPv6.
Everything that happens at Layer 2 inside a building.
Static, default, and OSPFv2 — plus FHRP for redundancy.
DHCP, DNS, NAT, NTP, SNMP, syslog, QoS, SSH.
Threats, AAA, ACLs, port security, VPNs, wireless security.
REST APIs, JSON/YAML, controllers, Ansible.
Cheat sheets, drills, and the test-day plan.
100 questions sampled from across the curriculum, scored against a demanding pass mark (~82.5%). Take it once you've finished modules 1–7.
Your AI tutor opens every chapter with the goal in plain language and points out the parts that matter most.
Short, focused explanation. Every concept has a matching lab so you build the topology while you read.
Quiz scores get personalized commentary — celebration on a pass, study advice when there's a gap.
A final 100-question assessment at the end of the curriculum, scored against a demanding pass mark (~82.5%).