Cisco IOS Image

Let say your are a Network Engineer for your company or for your project client. You maybe need to get design your network infrastructure with cisco. You don't need have to buy your Cisco hardware for some testing purpose. You can use a Network Simulator with GNS3. But, when you want to try to test you will need a IOS image for which router/switch you want to do configuration for this network simulator. You cannot used this Cisco IOS image if you don't have a license from Cisco.

Cisco IOS is an Operating System that provide by Cisco System which offer a better way to build a managable network interconnection. This IOS used on the vast majority of Cisco Router and Cisco Network Switch. I will provide for you a list to download a Cisco IOS that can be used for GNS3, Dynamips, or Dynagen.

Below is the list of Cisco IOS :

For Cisco Router :