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Latest Version
GNS3 2.2.46 LATEST
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Operating System
Mac OS X 10.9 or later
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Filename
GNS3-2.2.46.dmg
Build, Design and Test your network in a risk-free virtual environment and access the largest networking community to help. Whether you are studying for your first networking exam or building out a state-wide telecommunications network, GNS3 for macOS offers an easy way to design and build networks of any size without the need for hardware. And the best part is it's free!
Why should you use GNS3?
Real-time network simulation for pre-deployment testing without the need for network hardware
Run the OS that emulates real behavior of network hardware.
Test 20+ different network vendors in risk-free virtual environment
Quickly run and test multiple hardware vendors without the need for hardware.
Create dynamic network maps for troubleshooting and proof of concept (POC) testing
Test your networks before you build them to reduce the time it takes to get a production network up and running.
Connect GNS3 to any real network
Leverage your existing hardware and expand your current lab by connecting your GNS3 topologies directly to it.
Customized topologies and labs within GNS3 for network certification training
GNS 3 is the best study tool for aspiring network professional seeking their certifications, without the need for a home lab.
Note: Requires 64-bit processor.
Also Available: Download GNS3 for Windows
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GNS3 2.2.46 Screenshots
The images below have been resized. Click on them to view the screenshots in full size.
What's new in this version:
GUI:
- Add GNS3 console command "env" to show what environment variables are used
- Add CTRL+C shortcut to copy status bar message
- Key modifier (ALT) to ignore snap to grid
- Increase timeout to 5s for status bar messages. The coordinates message has no timeout and can be reset when clicking on the scene
- Add reset GUI state feature
- Fix for hiding Windows terminal
- Drop support for Python 3.6
- Upgrade sentry-sdk, psutil and distro dependencies
Server:
- Bundle web-ui v2.2.46
- Save empty directories when exporting a project
- Backport from v3: install Docker resources in a writable location at runtime
- Use Docker API v1.24 to get version
- Drop support for Python 3.6
- Address the telnet console bug
- Update welcome.py
- Update remote-install.sh
- Use Python 3.8 to publish API doc
- Upgrade sentry-sdk, psutil and distro dependencies
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