CML vs INE vs GNS3: Best Lab Environment for CCIE Study in 2026
Choosing the right lab environment can make or break your CCIE journey. You’ll spend hundreds — maybe thousands — of hours labbing before exam day, so the platform you pick matters more than most candidates realize. The three dominant options in 2026 are Cisco Modeling Labs (CML), INE’s cloud-based labs, and GNS3 (the open-source veteran). Each has real strengths and real limitations. This guide breaks down the honest comparison so you can stop second-guessing and start labbing. ...