Can cause random crashes or "zombie" processes in GNS3. Unsafe: May contain modified code or vulnerabilities. If you'd like, I can help you: Find the system requirements for running CML images. Troubleshooting Idle-PC values for older Dynamips images. Setting up the GNS3 VM to improve performance. Which of these would be most helpful for your lab setup ?
Once you have your files, follow these steps to get your lab running: gns3 cisco images download
Very stable but lacks modern features like advanced IPv6 or specific L2 functions. 3. IOU/IOL (IOS on Unix/Linux) Can cause random crashes or "zombie" processes in GNS3