8 Weeks to CCNA! Details.
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NetSim Network Simulator Cisco Network Simulator

Most Advanced Network Simulator Designed for Cisco Certification Training.

NetSim™ is an application that simulates Cisco® Systems' networking hardware and software and is designed to aid the user in learning the Cisco IOS command structure. With NetSim you can learn and master the skills necessary to successfully complete your Cisco certification.

NetSim Comparison


NEW! NetSim is now Online


NetSim is now available online instead of as a download. Our new web application can be easily accessed from any device* connected to the Internet-capable device by using most standard browsers.
  • No installation required!
  • Accessible anywhere.
  • Runs on most devices - desktops, laptops, tablets, etc.

With NetSim You Can


  • Gain the hands-on experience with guided labs covering the skills necessary to successfully complete your certification.
  • Get started quickly with ready-to-go IOS images and lab content
  • Grade your lab progress
  • Track lab completion history directly in NetSim
  • Use your screen real-estate effectively on the web with multi-window support
NetSim Network Simulator Lab and Topology view
*User experience may vary on small-screen devices, due to the amount of information used in a virtual network environment.