Working 3745 IOS download for Gns3 IOS image is software or Operating System used in most Cisco routers and switches. IOS image support different packages like routing, switching and inter-networking etc. You can use these IOS images with GNS3. Gns3 is one of the famous network simulator and its hot feature is that it can run the real Cisco IOS. End-of-Sale and End-of-Life Announcement for the Cisco IOS Software Release 12.2(50)SE for Cisco Catalyst 3750, 3560, 2960, and ME 3400 Series Switches Relocation content for EOL7415 03-Apr-2012. Why do we need the GNS3 VM?: 0:50 Download Cisco VIRL IOS Images: 2:30 Import appliances into GNS3: 4:45 Build Cisco topology in GNS3: 7:15 Change GNS3 symbols / icons: 8:05 Configure Cisco IOS devices: 9:35 Add Docker container to network: 12:44 Save configurations, close GNS3 and restore GNS3: 16:02 GNS3 links.

Layer 3 IOS image for GNS3 with Switching

GNS3 is one of best and my favorite graphical network simulator use for simulating network topologies and network Labs virtually in your personal computer. So GNS3 provide you the economical way for testing your networking skills at home. For creating topologies in GNS3 you are required the Cisco real IOS images. You need to add these IOS image in GNS3 in order to simulate these IOS for Networking LABS. If you are new to GNS3 and not clear how to use the Cisco IOS with GNS3 you can learn it from given link. Also visit How to use GNS3 step by step.

3725 Switch IOS image

Currently GNS3 runs only the routers IOS images, these is not way for direct running of cisco 2900 series IOS images in GNS3. But you can create the switching labs with router IOS image in gns3 by using the NM-16ESW module with router which have the switching features. This NM-16ESW module can be used with Cisco 3700 series IOS.

From here you can download this IOS image for your GNS3. If you need the IOS image for your real router and for your company you need to contact with Cisco, from where you can purchase IOS of your choice. Also you can get Cisco Devices and IOS images from Cisco Partners, you can find the nearest local partner. There is a complete list of partners on Cisco.com.

(You may required to sing-in with Gmail to download)

With this IOS you can perform the different switching labs on GNS3, which are as following:

• VLANs
• STP
• VTP
• Inter-VLan

With this IOS you can use the following Slot in GNS3 as shown in figure.

I have used this 3725 Switch IOS image with latest GNS3 and find no issue with it. You are request to share your experience in case of any problem with this 3725 switch IOS image. Thank you for reading this post, have a good day.. Bye… J

One of the most commonly used software to prepare for the Cisco exams is GNS3. To use network devices such as Router, Switch on the GNS3 emulator, you must download Cisco images.

GNS3 Supported Cisco Router IOS Images Download

GNS3 is more specific and professional than Cisco Packet Tracer. There is no need to add any Cisco devices to the Packet Tracer, but it is absolutely necessary to download and add the Cisco IOS for GNS3.

You need to use GNS3 to use the actual Router and Switch IOS images. With this software, you can emulate a Cisco Router/Switch and prepare for Cisco exams in a more professional way.

You can download and use the most suitable Cisco images to avoid problems when using the network simulator. You can also check out this article to install GNS3 on your computer.

You also need to configure Minimum RAM when adding a Cisco Router or Switch images to the program.

If you set a value that is greater than the minimum RAM requirement, you will put more load on your computer’s processor and experience performance issues.

If you have a powerful PC, you can also set a higher RAM value for Cisco Routers.

When adding a Router to the simulator software, an IDLE-PC value is also determined. The IDLE-PC value is determined by the hardware specifications of your computer so that the routers you add can work more efficiently.

The running IOS images you can use on GNS3 are the c3640, c3660, c3725, c3745, and c7200 versions.

Gns3 Ios Images Download Free

Here are a few additional Cisco Router images. For example, if you use a c1700 series Router, it will be insufficient because it does not support some features when you create a more advanced network topology.

Download Router Image for GNS3

You can download Router images for GNS3 by clicking on the links in the table below.

How to Add Router Image ⇒ Video

After downloading one of the iOS images to your computer, you can watch the video below to add the image file to the Graphical Network Simulator-3 and also subscribe to our YouTube channel to support us!

Final Word

In this article, we have shared the most appropriate Cisco images for you. These images have been used and tested on various projects. Thanks for following us!

Cisco Switch Ios Gns3 Download

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