The 100% free platform to master Cisco IOS commands. 70+ hands-on exercises, interactive terminal and personalized progress tracking.
A practical and interactive approach to mastering network CLI commands
Practice Cisco commands in a simulated terminal with instant validation and detailed feedback.
Your progress is automatically saved. Pick up exactly where you left off.
Stuck on an exercise? Progressive hints guide you without giving the answer directly.
Simulate real exam conditions with a timer and random questions.
8 progressive modules covering all aspects of Cisco configuration
Understand the different modes (User, Privileged, Config) and navigate between them.
Configure passwords, banners and local user accounts.
IP addressing, subnet masks and interface activation.
Create DHCP pools, exclude addresses and configure options.
VLAN configuration, access/trunk ports and SVI.
SSH on router, Telnet on switch, VTY lines - like the PTSA!
Calculate subnets, PTSA scenarios without calculator.
IPv6 addressing, link-local, default routes - PTSA essential!
Yes, PacketTrainer is 100% free. All modules, exercises and features are accessible without any payment. The project is developed out of passion to help students succeed in their certification.
No, PacketTrainer is a training complement. It helps you memorize CLI commands before practicing them on the real Cisco Packet Tracer software. Ideally, use both together.
Your data stays on your device (localStorage). No information is sent to any external server. Passwords are hashed with PBKDF2-SHA256.
PacketTrainer covers the practical skills for the ITNv7 (Introduction to Networks) exam from the Cisco Networking Academy curriculum, including router and switch CLI commands.
Yes, PacketTrainer is responsive and works on smartphones and tablets. You can even install it as an app (PWA) for quick access.