A graphical network simulator to design and configure virtual networks

GNS3 for Mac

GNS3 2.2.40

  -  111 MB  -  Open Source

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of GNS3 2.2.40.

For those interested in downloading the most recent release of GNS3 for Mac or reading our review, simply click here.

All old versions distributed on our website are completely virus-free and available for download at no cost.

We would love to hear from you

If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

  • GNS3 2.2.40 Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    GNS3 2.2.40 Screenshot 1
  • GNS3 2.2.40 Screenshot 2
  • GNS3 2.2.40 Screenshot 3
  • GNS3 2.2.40 Screenshot 4

What's new in this version:

- Change log messages for Websocket errors
- Do not proceed if an appliance symbol cannot be downloaded
- Delete a node or link from topology summary view using Delete key
- Fix "Start the capture visualization program" checkbox works only one (first) time for a given link
- Let the selected link style applied when editing a link
- Fix hovered color shown in style editing dialog

- qemu : with network adapter_type equal to "virtio-net-pci", fix the speed to 10000 and duplex to full. The values are actually fake.
- Parse name for request to node creation from template
- Remove Xvfb + x11vnc support
- Require a Host-Only Network to start the VirtualBox GNS3 VM on macOS with VirtualBox 7
- Properly catch aiohttp client exception
- Catch ConnectionResetError when waiting for the wrap console
- Fix open IPv6 address for HTTP consoles on controller
- Use proc.communicate() when checking for subprocess output As recommended