Spin up a cluster of Ubuntu Docker nodes and install MicroK8s or K3s. Use PNETLab nodes as external routers to test CNI (Container Network Interface) plugins. No other free emulator does this as cleanly as 5311.
Integrate Cisco SD-WAN (vManage, vBond, vSmart) alongside Fortinet FortiGates and Palo Alto firewalls. The 5311 network backend handles the VXLAN encapsulation required for SD-WAN fabrics. pnetlab 5311 best
Version 5311 features a refined process scheduler that handles CPU allocation better than any previous release. Where older versions would crash when simulating 50+ nodes (routers, switches, firewalls), PNETLab 5311 hums along smoothly. Spin up a cluster of Ubuntu Docker nodes
Even the best version has quirks. Here is your troubleshooting guide. Issue: Slow Wireshark capture