Module 6

Protecting the Devices Themselves

Everything so far has protected traffic passing through a router. This module protects the router, and covers the controls that no device implements at all.

4 activities~46 min

In this module

Activities

Sign in to take the knowledge checks, run the labs and track your progress.

Each topic page lists every lesson, quiz and hands-on lab that covers it, plus how it maps onto the CCNA and Network+ blueprints.

subnetica© 2026 · Learn, practice, retain.
CCNA is a registered trademark of Cisco Systems, Inc. CompTIA Network+ and CompTIA Security+ are registered trademarks of CompTIA, Inc. Subnetica is an independent learning platform and is not affiliated with, endorsed by, or sponsored by Cisco Systems, Inc. or CompTIA, Inc.