
Your PC will need a wired Ethernet interface. Here’s what you’ll need to download the IOS of the real router to your PC Outside of studying for certification, you don’t really need to use the latest IOS to understand how the basic protocols work. While the latest IOS 15.x is not available for these models, you don’t need much of the latest IOS to study for the Cisco certification exam most technologies in CCNA-CCNP as well as CCIE Routing & Switching can be adequately validated on these routers. The following are recommended models of Cisco routers that are easy to use with GNS3. Please download the IOS image file of the actual device to the PC that will use GNS3 in advance. The IOS of a real device is necessary to emulate the Cisco router with GNS3.



How to download IOS of the real router to your PC GNS3 requires IOS.
