AAA Authentication Explained! Local, TACACS+, & RADIUS on Cisco Routers (Full Packet Tracer Lab)
In this video, we walk through a complete AAA Authentication lab in Cisco Packet Tracer.
You’ll configure local AAA, TACACS+, and RADIUS across three routers (R1, R2, R3) and verify authentication from three different clients. This is a perfect lab for CCNA Security, CCNA 200‑301, or anyone learning Cisco AAA fundamentals