CertExams.com CCNA Network Simulator with Designer has the following features: -Several lab exercises: The labs are very useful for candidates preparing for Cisco CCNA Intro, ICND, and CCNA certifications. -Cisco router console simulation: Cisco router console (running Cisco router IOS). -Network designer using routers, switches, and PC -Simulator -Comprehensive help file -Drag 'n' Drop network designer allows click and build networks using routers, switches, and work stations. -Ability to save and recall a lab. You can save the configuration, and continue practicing at a later date by simply reloading the saved configuration.