If you need the IOS for your real hardware then it is better to Contact Cisco for the latest and best IOS for your device. Remember this IOS is only for informational, practice purposes, and for GNS3 used. learn more about Layer 3 Switching vs Routingįrom here you can download the Cisco 3745 IOS image for your GNS3 and perform different GNS3 labs with this IOS. In this way you will be able to perform different switching labs with GNS3 like Vlans, inter-VLAN (Router on a stick), VTP (VLAN trunking protocol), different multi-layer functionality, etc. You can use the NM-16ESW module with this 3745 IOS, which will enable the switching functionality in GNS3. Gns3 3745 IOS image DetailsĬisco 3700 Series are the multi-service routers that provide LAN/WAN connectivity, new high-density service modules, and support for multiple advanced integration modules.

According to Cisco, all other platforms are now “end of life”, but you can use these older ios images as well with Gns3. Remember only the c7200 series ios images get newer IOS images. If you are a beginner then learn more here: Cisco Switch Basic Configuration, how to use or configure GNS3 Gns3 is one of the famous network simulators and its hot feature is that it can run the real Cisco IOS image, as compared to another network simulator like packet-tracer which performs all functions based on programming. IOS images support different packages like routing, switching, and inter-networking, etc. IOS image is software or Operating System used in most Cisco routers and switches.

Working 3745 IOS download for Gns3 What is IOS image?

Download cisco ios images for gns3 1.3