Yes, grab the PDF. Put it on your tablet, your phone, and your laptop. Read it in line at the coffee shop. But every night, for 30 minutes, open Packet Tracer and break a network. Fix it. Break it again.
So, did you just waste your time searching? cisco ccna routing and switching pdf
A PDF alone won’t pass the exam. You need a methodology. Here is a 90-day study plan using digital PDFs. Yes, grab the PDF
Published by Cisco Press, this is the "bible" of the exam. When looking for a , this is likely what you actually want. for 30 minutes
These are often preferred by beginners. They explain concepts in a more conversational tone compared to the Official Cert Guide.